Accadis International School Bad Homburg vs ISF International School Frankfurt Rhein-Main

	A Accadis International School Bad Homburg Frankfurt, Germany	I ISF International School Frankfurt Rhein-Main Frankfurt, Germany
Snapshot	Snapshot
Fees / year	Fees / year €10,500 - 16,230	Fees / year €14,850 - 24,410
Age range	Age range 2 - 18 years	Age range 3 - 18 years
Type	Type Co-educational	Type Co-educational
Curriculum	Curriculum IB (PYP), IB (DP), British Curriculum, Cambridge IGCSE, EYFS (Early years foundation stage)	Curriculum IB (DP), Bespoke Curriculum, Cambridge IGCSE
Pupils	Pupils 600	Pupils —
Typical class size	Typical class size —	Typical class size —
Instruction language	Instruction language German, English	Instruction language English
Opened	Opened 2004	Opened 1995
Bus service	Bus service Yes	Bus service Yes
Essentials	Essentials
Location	Location accadis International School Bad Homburg is located at SÜDCAMPUS Bad Homburg in Bad Homburg vor der Höhe, near Frankfurt am Main. The Welcome Center and Secondary School are at Am Weidenring 2; the Elementary School and Preschool are at Am Weidenring 52-54. Bad Homburg vor der Höhe is part of the Rhein-Main region with good transport connections to Frankfurt and beyond.	Location ISF International School Frankfurt Rhein-Main is located at Strasse zur Internationalen Schule 33, 65931, Frankfurt, Germany. It sits in the Frankfurt-Rhine-Main region and is easily accessible by train or car. The S-Bahn stops Sindlingen (S1) and Zeilsheim (S2) bring students within a five-minute walk of the campus. It is located near expatriate towns and villages in the Taunus hills.
Stages	Stages Preschool (bilingual), Primary Class (bilingual), Elementary School (bilingual), Secondary School (bilingual), with the International Baccalaureate Diploma Programme available for Grades 11–12.	Stages Kindergarten and Preschool; Primary School (Gr. 1-4); Middle School (Gr. 5-8); High School (Gr. 9-12).
School type	School type Non-profit educational institution (gGmbH) operating as accadis International School Bad Homburg at SÜDCAMPUS Bad Homburg.	School type Private day school.
Pupil nationality mix	Pupil nationality mix 53 nationalities represented; 50% international students; 50% German students.	Pupil nationality mix —
Additional learning support	Additional learning support We support students according to their potential and needs, with day-to-day differentiation in regular classes, learning support teachers or assistants for specific learning needs, language support in German and English in the Elementary School, remedial courses in Spanish in the Secondary School, and targeted attention for gifted and talented students in collaboration with parents.	Additional learning support Learning support includes teacher-led study groups, peer tutoring, Power Study Sessions, and on-demand tutoring videos; Advisory Classes; Student Counseling; Health & Wellness services.
Country affiliation	Country affiliation Germany	Country affiliation Germany; German curriculum equivalent to the state of Hesse.
Religious affiliation	Religious affiliation —	Religious affiliation —
School day structure	School day structure —	School day structure Full-day program; optional after-school care for Kindergarten to Grade 4.
Bus service details	Bus service details Public Stadtbus access to campus: Stadtbus lines 1 and 11 stop Atzelnest/SÜDCAMPUS; from Bad Homburg station, take Stadtbus 1 or 11; from Frankfurt, take U2 to Ober-Eschbach and walk to Am Grünen Weg.	Bus service details Door-to-door bus service via private taxi companies; S-Bahn stops Sindlingen (S1) and Zeilsheim (S2) bring students within a five-minute walk of the campus; details on SABIS Digital Platform or via Admissions.
Fees	Fees
Fee details	Fee details Application / Registration fees - Registration / admission fee (non-recurring): - Primary Class (Eingangsstufe): EUR 2,000. - Grade 1–4: EUR 2,000. - Grade 5–10: EUR 3,000. - Grade 11–12 (IB DP): EUR 3,000. - The admission fee may be reduced for children who have attended the school in a prior stage; the total admission fee is capped per family. Tuition fees by year group (annual and per-term breakdown) Note on term amounts: tuition invoices are issued in three equal instalments; the per-term figures below divide the annual tuition by three to match the school's payment schedule. - Bilingual Preschool (aBP) — full-day program I (Mon–Fri 09:00–15:15): - Annual tuition: EUR 3,600. - Per term (one-third): EUR 1,200. - Security fee (interest-free deposit): EUR 1,000. - Bilingual Preschool (aBP) — full-day program II (Mon–Fri 09:00–17:00): - Annual tuition: EUR 4,800. - Per term (one-third): EUR 1,600. - Primary Class (Eingangsstufe): - Registration / admission fee (one-off): EUR 2,000. - Annual tuition: EUR 9,480. - Per term (one-third): EUR 3,160. - Security fee (interest-free deposit): EUR 3,000. - Grade 1–4: - Registration / admission fee (one-off): EUR 2,000. - Annual tuition: EUR 10,560. - Per term (one-third): EUR 3,520. - Security fee (interest-free deposit): EUR 3,000. - Grade 5–10: - Registration / admission fee (one-off): EUR 3,000. - Annual tuition: EUR 12,960. - Per term (one-third): EUR 4,320. - Security fee (interest-free deposit): EUR 3,000. - Grade 11–12 (International Baccalaureate Diploma Programme): - Registration / admission fee (one-off): EUR 3,000. - Annual tuition (IB DP): EUR 19,800. - Per term (one-third): EUR 6,600. - Security fee (interest-free deposit): EUR 3,000. - Estimated cost for teaching and learning resources (includes a school-specified laptop): EUR 1,200–1,500 (dependent on subject choice). - External IB examination and registration fees are invoiced separately at the rates published by the International Baccalaureate Organization. Billing schedule and payment terms - Standard payment schedule for supervision fees and school tuition: three instalments by direct debit—one third by 1 August, one third by 1 December, and one third by 1 April. Enrollment during the school year follows invoice-specific payment dates. A 2% discount applies if the tuition is paid in full; this 2% discount does not apply to reduced income/asset-based fees. Security fee / deposit - A security fee is required in the form of an interest-free deposit (Sicherungsgebühr). The security fee amounts are shown above per year group. The deposit is credited against prior stage deposits where applicable and is not payable from the third child onwards. Boarding fees - The published fee schedules and school material detail day programmes, class hours and tuition; the school does not publish any boarding fees. No boarding fee line items appear in the school's published tuition schedules. Other costs and recurring extras - Catering (hot lunches): annual fee ranges from EUR 714 to EUR 1,643 depending on the child's age. This is charged in addition to tuition. - School uniform: approximate annual cost EUR 200 (worn from Primary Class onwards). - Teaching and learning materials, textbooks, IB exam fees, project fees, excursions and class trips are not included in the tuition and are billed separately where applicable. For Grade 11–12 the purchase of a school-specified laptop is included in the cost estimate noted above. - After-school activity and selected programme fees (examples such as music or clubs) are charged separately and are shown in the school's activity/shop pages. Discounts and reduced tuition options - Sibling discount: where two children from one family are enrolled in Elementary or Secondary, a sibling discount of 5% is applied to tuition; for more than two children the discount increases by 5 percentage points per additional child. The admission fee per family has a maximum cap. - Income- and asset-based tuition: families may apply for tuition calculated on income and assets. The published staggered reductions are: - Family income up to EUR 60,000: 50% reduction of tuition. - Family income up to EUR 80,000: 35% reduction of tuition. - Family income up to EUR 100,000: 15% reduction of tuition. Refund information - The fee schedules describe the security fee as an interest-free deposit (Sicherungsgebühr) and show how deposits are credited between school stages and across siblings. The published fee documents do not contain an explicit, detailed refund policy for tuition or the security deposit (for example, precise conditions and timing for return of the deposit or refund examples for mid-year withdrawals are not stated in the published fee schedules). Fee payment options - The school requires tuition and supervision fees to be paid by direct debit (Einzugsermächtigung) according to the stated instalment dates. Additional charges (IB exam fees, excursions, materials) are invoiced separately and are payable when invoiced. Specific alternative payment methods (credit card, standalone bank transfer details) are not specified in the published tuition schedules; the school's shop/payment pages show transactional options for activities. Brief note on missing details found while checking the published fee material - The published fee documents provide the fee amounts, instalment dates, deposit amounts and the items explicitly excluded from tuition. The documents do not publish a formal, item-by-item refund procedure (timing and method for returning the security deposit on leaving, examples of pro‑rata refunds for mid-year withdrawals, or a comprehensive list of accepted payment methods beyond the direct-debit requirement). Where a precise refund clause or a full list of accepted alternative payment channels is required, that information is not present in the publicly posted fee schedules.	Fee details Application and enrollment fees - Enrolment Fee (new students): € 600.00 per student, billed with the tuition invoice for the new academic year. - Re‑Enrolment Fee (returning students): € 200.00 per student, billed with the tuition invoice for the new academic year. - Late Enrolment Fee: € 900.00 for students starting in Terms 2 or 3. School place reservation fee - A School Place Reservation Fee is payable to the school's mother company (ISF GmbH & Co. KG). The Fee is € 2,000 per child per year for each of the first three years a child attends ISF (total possible payment over three years € 6,000). The first € 2,000 is payable on registration; the second and third € 2,000 are due on June 15 of the year before the respective second and third school years. The first-year reservation payment is non-refundable and not prorated. Tuition fees (annual and per-term) - Tuition is charged by grade group and shown below as annual fee and as one-third (per instalment) when paid in three instalments: - Kindergarten & Preschool: € 14,850 per year — € 4,950 per instalment. - Grade 1–3: € 18,255 per year — € 6,085 per instalment. - Grades 4–6: € 19,395 per year — € 6,465 per instalment. - Grades 7–9: € 21,165 per year — € 7,055 per instalment. - Grades 10–11: € 22,860 per year — € 7,620 per instalment. - Grade 12: € 24,000 per year — € 8,000 per instalment. - Grade 13 (where applicable): € 24,210 per year — € 8,070 per instalment. Billing schedule and payment terms - Tuition may be paid in one annual instalment (due in June) or in three instalments. When paid in three instalments the due dates are: one-third of the annual tuition plus the full Enrolment/Re‑enrolment Fee due by June 15; the second instalment due by September 15; the third instalment due by December 15. Tuition invoices are issued in May. Tuition invoices issued after December 1 are payable in full within two weeks of the invoice date. Ensure bank transfer charges are included with payments. Discounts and reductions - Family discounts (when children are enrolled at the same time): € 900 tuition discount for the second child; € 1,650 for the third child; € 2,400 for each additional child. - Direct debit (SEPA) discount: € 150 total (€ 50 per instalment) is granted when tuition instalments are paid by SEPA direct debit on the due dates (or the first working day thereafter). The original SEPA mandate must be received at least 14 days before the first due date. This discount is not combined with the early-payment discount. - Early-payment discount: € 300 is granted for full annual payment by the June due date (or within two weeks of invoice for new families enrolling between June 15 and Week 5 of Term 1). Other costs and what is included - Books: one set of books is provided per student per school year (may be digital, physical, or a mix) and are included in the tuition. - Extra charges billed in addition to tuition: summer school fees, external examination fees, some after‑school activities, extra‑curricular trips, replacement of lost materials, and dress‑code/uniform items. Hot lunch and transportation are provided by outside firms and are billed separately. Refunds and cancellation - Cancellation: if a (Re‑)Enrolment application is withdrawn after July 15, a cancellation fee of € 1,800 in addition to the Enrolment/Re‑enrolment Fee will be charged. If withdrawn before July 15, the Enrolment/Re‑enrolment Fee is charged and retained. - Leaving during the school year: at least one month's written notice before the beginning of the next term is required for withdrawal. Tuition paid in advance for unattended whole academic term(s) will be refunded; discounts already granted will be deducted from the refund. There is no refund for dis‑enrolment due to disciplinary measures or for instructional days lost for reasons beyond the school's control. A student who attends 5 weeks or more of a term is charged for the full term; attendance during the last 4 weeks or first 4 weeks of a term can trigger half‑term charges per the stated rules. Overdue payments and surcharges - If the school must send reminders for overdue tuition payments, an administration surcharge of € 50.00 per reminder will be charged. Boarding - ISF requires enrolled students to live with and be under the care of a parent or legal guardian for the entire period of enrolment; there is no boarding provision and therefore no boarding fees. Fee payment options and bank details - Accepted payment methods for tuition: SEPA direct debit (direct debit mandate valid for tuition payment) and bank transfer; tuition can also be invoiced to a company where company details are provided. SEPA direct debit requires a completed mandate submitted with the Enrolment Contract. Parents should include the Student ID number on all bank transfers. (No credit-card payment method is listed in the school's enrolment/payment documentation.) - Bank transfer details (payable to ISF International School Frankfurt Rhein‑Main Verwaltungs‑GmbH): IBAN DE95 5007 0010 0093 4893 00; SWIFT/BIC DEUTDEFFXXX; Bank: Deutsche Bank, Rossmarkt 18, 60311 Frankfurt. Please ensure payments include all bank transfer charges and include the Student ID number on transfers.
Diving deeper	Diving deeper
Boarding arrangements	Boarding arrangements —	Boarding arrangements —
Uniform requirement	Uniform requirement All pupils wear a school uniform from the Primary level.	Uniform requirement Uniform policy: Grades 1–8 must wear a polo shirt with the ISF logo, available in navy blue, burgundy, or white. Grade 9 and above may wear the ISF polo shirt if they wish. ISF PE shirts are mandatory for all students in Grade 1 and above; uniform items are optional for students (stock dependent).
Food options	Food options Lunch is provided through FPS Catering using the BIOLOGISCH-Catering concept for schools and day care; meals accommodate individual needs with allergy-free menus. Lunch is compulsory up to and including Class 10.	Food options On-site meals are provided by VielfaltMenü: a hot lunch is offered daily with two menus (one vegetarian), including a main course, dessert/fruit, a drink, and a salad bar; snacks for Kindergarten/Preschool are available for an extra fee. Three cafeterias host meals, and a kiosk within the main cafeteria allows students to purchase items with a student card; cash is accepted and vending machines provide drinks.
House system	House system —	House system —
Governance and ownership	Governance and ownership accadis ISB is a nonprofit school (gGmbH) funded by parental fees. It operates under the accadis Bildung Group umbrella.	Governance and ownership ISF International School Frankfurt Rhein-Main is operated by ISF International School Frankfurt Rhein-Main Verwaltungs-GmbH, a German company. There is a management agreement with SABIS Educational Services, Inc. (SES Inc.) to provide academic support and services. The school is a member of the SABIS Network.
Academics	Academics
Curriculum details	Curriculum details Grades 1–4: Bilingual learning based on the Hessian framework and the Cambridge International Curriculum. Grades 5–10: Pastoral care and an academically challenging international curriculum. Grades 11–12: International Baccalaureate Diploma Programme, a university entrance qualification. The Diploma is recognised in Germany and worldwide.	Curriculum details ISF International School Frankfurt Rhein-Main offers a traditional core college preparatory SABIS curriculum with non-sectarian, English-language instruction. A third language is studied starting in Grade 6. For graduation, the school offers the ISF High School Diploma, IGCSE (end of Grade 10 or Grade 11), IB Diploma Programme (IB World School since August 2007), Advanced Placement (AP Capstone Diploma or individual AP exams), and A-Level (end of Grade 13; offered until the 2008-2009 school year).
Student teacher ratio	Student teacher ratio —	Student teacher ratio —
Exam results	Exam results —	Exam results —
Higher education progression	Higher education progression The IB Diploma Programme prepares students for entry to universities worldwide. The Diploma is recognised as a university entrance qualification in Germany and worldwide.	Higher education progression ISF provides a University & Careers Office to assist with university placement. Graduates have been admitted to universities worldwide, including institutions in Australia (Royal Melbourne Institute of Technology; University of Melbourne), Canada (University of British Columbia; McGill University; University of Ottawa; University of Toronto; University of Waterloo), Germany (RWTH Aachen; TH Aschaffenburg; University of Bayreuth; Charité – Universitätsmedizin Berlin; TU Darmstadt; Goethe University Frankfurt; Frankfurt School of Finance & Management; University of Mannheim; Johannes Gutenberg University Mainz), the United Kingdom (University of Cambridge; University of Oxford), and the United States among others.
Gifted and talented	Gifted and talented —	Gifted and talented Gifted students who volunteer or are selected by teachers are trained to become Shadow Teachers®. Shadow Teachers exist in each subject and grade level, learn material a week ahead of their classmates, and may lead the class under teacher's supervision.
Academic calendar	Academic calendar —	Academic calendar —
Wellbeing & support	Wellbeing & support
Social & emotional learning	Social & emotional learning The school fosters social and personal development through experiential activities and accadis values in action. Domino Day demonstrated teamwork, collaboration and perseverance as core learning outcomes. The programme highlights values such as Service, Compassion, Ambition and Dedication, with Patience added as a core value. Students learn these values through cross‑grade collaboration and daily school life. Overall, social‑emotional learning is embedded in everyday practice.	Social & emotional learning Advisory Classes start in Grade 4 with weekly sessions that provide a safe space to discuss topics important to students' lives, including health and well-being, IT safety, and cultural understanding. In the early years, topics include peer pressure, organizational skills, personal hygiene, health and exercise, conflict resolution, problem-solving, time management, and exam preparation techniques. Students have access to counselors who address personal and academic issues individually or in groups, supporting their social and emotional development. The SABIS Student Life Organization (SLO) offers clubs and activities that promote social engagement and teamwork. Health and wellness are supported by resident nurses who provide medical care during the school day and manage emergencies, as well as ongoing care for students with health needs.
Special educational needs (SEN)	Special educational needs (SEN) —	Special educational needs (SEN) Learning Support is an essential part of the SABIS Educational System. Student progress is monitored, and when learning gaps form, the school team—including teachers and administrators—works to fill the gaps through additional support channels at the school. The support is offered through teacher-led study groups and by assigning Prefects and Group Leaders to foster responsibility and engagement. The Academic Department of the SABIS Student Life Organization (SLO) provides peer tutoring, Power Study Sessions, and academic competitions, as well as On-Demand Tutoring videos to support learning. These provisions help students access learning and achieve their academic goals.
English as an additional language	English as an additional language The school uses German and English as working languages and employs immersion learning. In Preschool, there are two teachers, one English‑speaking and one German‑speaking, with a 'one face, one language' approach. Children begin language learning from day one and develop their English and German skills through the curriculum and daily activities.	English as an additional language English is the language of instruction. German is taught daily as either Regular German (based on the Hesse curriculum) or as Foreign Language German (beginner, intermediate, or advanced). The German program completes the main curriculum and reinforces what is taught in English and math, including colors, numbers, letters, and sounds. Celebrating the host country, the Primary School German program also incorporates traditional songs, rhymes, games, and festivals. German is offered as part of the core Primary School curriculum.
Mental wellbeing	Mental wellbeing Emotional and social health develop through real interactions and relationships. The school emphasises a holistic approach where value‑based behaviour supports well‑being. Staff focus on students' well‑being as an integral part of education.	Mental wellbeing Advisory Classes cover topics related to health and well-being, IT safety, cultural understanding, interview skills, and career counseling as students mature. Student Counseling is available to support students individually or in groups to address personal and academic issues and promote resilience. ISF has resident nurses who provide medical care during the school day, manage emergencies, and support students with ongoing health needs. The framework fosters mental wellbeing and social development through structured programs and access to guidance. These services help students cope with challenges and build coping skills.
Safeguarding	Safeguarding The safety of the children has top priority. Digital safety is addressed with filters in the school network and SafeSearch for child protection. Parents are encouraged to discuss online safety at home when children use private digital devices.	Safeguarding —
Safeguarding policy	Safeguarding policy —	Safeguarding policy —
Facilities	Facilities
Facilities overview	Facilities overview accadis ISB uses four of the six buildings at SÜDCAMPUS Bad Homburg. The Secondary School moved into the new ONEaccadis building in 2023, and the Sports Center is planned to be expanded with a second single-field hall. The campus provides spacious outdoor areas, with Preschool playgrounds, interconnected courtyards for Elementary, and a Calisthenics-equipped area around ONEaccadis for the Secondary School. Classrooms are equipped with digital smartboards, and there are science labs, art rooms and music rooms across the campus. Three libraries, a large cafeteria, and accadium events space support study, meals and gatherings.	Facilities overview ISF is situated on a spacious campus. The campus includes state-of-the-art artificial sports fields and an all-season running track. There is a semi-Olympic-sized swimming pool, a large and well-equipped sports hall, and two outdoor tennis courts. The theatre has professional-quality sound and lighting for drama and music productions. The library has two levels with books in English and German, plus Korean, French, and Spanish.
Sports facilities	Sports facilities The school has its own sports hall used for PE lessons, athletics and gymnastics, with space for several afternoon courses. The outdoor pitch is used for ball sports and other outdoor activities. In addition, there are plans to expand the Sports Center with a second single-field hall with spectator viewing.	Sports facilities State-of-the-art artificial sports fields and an all-season running track are available. A semi-Olympic-sized swimming pool is on campus. A large, well-equipped sports hall supports indoor activities. Two outdoor tennis courts are provided. The facilities support physical education, team sports, and after-school athletic programs.
Academic facilities	Academic facilities All classrooms are equipped with digital smartboards. Science labs and art rooms provide spaces for experiments and creative work. Music rooms house instruments for music lessons, rehearsals and performances.	Academic facilities Main classrooms for grades 1–12 are equipped with Interactive Whiteboards. There are two specialized art rooms and two music rooms, one for instrumental music and one for vocal music. Practice rooms support individual music lessons and choirs. The Science Department comprises three laboratories for biology, chemistry, and physics, and two computer science rooms with modern equipment. The SABIS Integrated Testing and Learning Hall has 120 computers for regular assessments.
Extra curricular facilities	Extra curricular facilities Le Parkour is offered for Grade 3 and external students. The Advance Training Program (ATP) provides twice-weekly training for Grade 5 students to improve overall athletic performance. Dance courses include Hip Hop for Kids, Urban Dance and Social Dance in collaboration with Tanzschule Taktgefühl. After-school sports courses are available in the sports hall.	Extra curricular facilities Student Life includes Clubs & Activities and the Student Life Organization (SLO). Sports are offered as part of the Student Life program. Music & Theater, Visual Arts, and Performing & Visual Arts are provided to enrich student experiences. Events and Trips, and Summer Camps provide additional opportunities. Community Service Projects are part of Student Life, and Meals & Transportation support daily needs.
Parent experience	Parent experience
History	History accadis Bildung began with accadis International College (1980) and accadis Hochschule (1991), and accadis ISB operates within the accadis Bildung Group. The Bilingual Preschool was founded in 2004 and the Elementary School in 2006. In the 2010–2011 school year, the Secondary School opened with Grade 5, completing the kindergarten-to-university pathway. As of the 2020 academic year, accadis ISB became a practical partner of accadis Hochschule for dual Bachelor's and Master's degree programmes in Education.	History ISF International School Frankfurt Rhein-Main was founded in 1995. It is a private school and a member of the SABIS Network. The school serves over 800 students from 50 countries and offers a full-day Kindergarten through Grade 12 program, with after-school care for Kindergarten to Grade 4. German is taught to native German speakers and to non-German students, with English, Korean, Japanese, French, and Spanish available as language programs. Students matriculate to universities in Germany and around the world.
Community	Community accadis ISB is located at SÜDCAMPUS Bad Homburg and welcomes students from over 50 nations; children learn and play together. Open Houses and a range of school events take place throughout the year. The PTA coordinates activities such as the Sports Day and the Summer Fair. The Library Committee organizes book fairs and invites authors; the Road Safety Committee promotes road safety awareness.	Community ISF hosts students from more than 50 countries and supports a diverse international community. The school's multilingual setting helps non-German students learn German quickly, while German native speakers continue developing their language skills through a German curriculum aligned with regional standards. Students engage in daily life and activities within a nurturing, international environment that fosters personal growth. They have opportunities to develop life skills and leadership alongside their academic programs.
Parent teacher association	Parent teacher association The PTA is a group that brings together the Celebration, Library and Road Safety Committees. Parents volunteer their time to support extra-curricular activities at accadis ISB. The aim is to create a social, friendly environment and strengthen ties between students, parents and teachers. The Library Committee organizes book fairs and invites authors to the school. The Road Safety Committee supports road safety awareness, and the PTA coordinates activities such as the Sports Day and the Summer Fair.	Parent teacher association The Parent Network engages parents in ISF's community life. It creates a channel for open communication between parents and the school, welcomes new families, and helps them settle into their new environment. The Parent Network is comprised of elected board members, class representatives, and country representatives. It holds regular meetings with the School Director and sends emails and newsletters about activities and updates. The Network also hosts Casual Coffee meetings throughout the year. Through the Parent Network, ISF aims to foster healthy dialogue and create a positive and open environment that supports the learning experience for students, parents, teachers, and staff.
Extra-curricular	Extra-curricular
Academic & intellectual	Academic & intellectual The school teaches IT from Grade 1 using project-based learning. Specific IT lessons begin in Grade 5. IT topics are linked across subjects to support practical project work. Lego Robotics is used for programming, and 3D printing and CAD are introduced.	Academic & intellectual ISF offers a wide range of clubs and activities during the school day and after school. There are 350-400 activities per week, including arts and crafts, dance, chess, choir, debating, drama, film, IT, drumming, and science. The SABIS Student Life Organization (SLO) is a student-led mini-society that drives academic and social activities and includes nine departments, such as Academic Support Programs, Outreach, and Social Responsibility. A weekly SLO period brings many activities into the classroom to support students' academic and personal development.
Arts & creative	Arts & creative Art and Music are taught to all students throughout the year up to Grade 10. Students participate in additional activities such as the Elementary and Secondary School choirs, the band and a theatre club. Creating and rehearsing takes place in well-equipped art and music rooms, and in the accadium students perform in a space seating more than 200 spectators.	Arts & creative Music & Theater, Visual Arts, and Performing & Visual Arts are part of ISF's Student Life. The weekly program features a broad range of activities, including arts and crafts, dance, chess, choir, drama, film, IT, and other creative pursuits. These offerings enable students to express themselves creatively and collaborate on performances and exhibitions. Activities are supported through dedicated Arts and Theater programs and gallery-style events as part of Student Life.
Cultural & language	Cultural & language Regular excursions are part of school life and broaden horizons. From Grade 3 onwards, students go on overnight school trips to destinations such as Bad Breuberg, Kaub, Büdingen, Cologne, Camp Adventure Walsrode, Valencia, and Weimar. Students may attend taster lectures at accadis Hochschule in degree programmes conducted in German or English. Forest of hearts engages students in climate protection and reforestation with annual tree planting.	Cultural & language ISF supports cultural awareness through events, trips, and an international student community. The school hosts events and trips as part of Student Life, and students come from over 50 countries on a campus described as state-of-the-art. The SABIS Student Life Organization runs Outreach and Spirit Day activities to welcome new students and promote cross-cultural understanding.
Social & hobbies	Social & hobbies There is an extensive afternoon and holiday programme that can be booked flexibly. Cocurricular activities are offered to cultivate talents and interests beyond the core curriculum. Chewie, the school dog, accompanies classes and provides special highlights in the school day. Theatre, choir and band activities provide opportunities for performance and social engagement.	Social & hobbies A broad spectrum of clubs and activities supports social engagement and personal interests, with 350-400 activities weekly including arts and crafts, dance, chess, choir, drama, and film. Social events and clubs are organized by the SLO, including a weekly SLO period that brings activities into the classroom. Students build friendships and explore hobbies through sports, arts, and cultural events coordinated by ISF.
Community & service	Community & service The Duke of Edinburgh's International Award is integrated into the Ethics curriculum, with Grade 9 students completing the four areas of Volunteering, Skills, Physical and Expedition. Grade 9 students undertake a two-week internship to gain insight into a work environment and develop professional behaviours. Forest of hearts involves planting trees and environmental learning as part of climate protection efforts.	Community & service Giving Back Initiatives include Earth Day and Environment Week, and ISF Kenya Project funds local and international charities. The Social Responsibility Department coordinates charity campaigns and volunteer activities as part of the SLO, along with monthly spirit days and ambassador programs to help new students integrate. ISF emphasizes service learning through Outreach activities and community projects.
Leadership & professional	Leadership & professional The Duke of Edinburgh's International Award emphasizes teamwork and leadership development; the award is integrated into the school's Ethics curriculum. Grade 9 students complete a two-week internship to develop professional skills and reliability. The school supports university and career planning, offering information about trade fairs and providing references to support applications to universities abroad.	Leadership & professional The SABIS Student Life Organization is a student-led mini-society that empowers students to organize academic and social events, plan athletic activities, contribute to the Yearbook, start clubs, and raise awareness on important subjects. The SLO fosters leadership, problem-solving, sociability, critical thinking, organization, collaboration, and accountability as core life skills. A weekly SLO period integrates activities into the classroom to develop leadership and professional competencies.
Lifestyle & wellbeing	Lifestyle & wellbeing Sports and physical exercise are integral parts of education from Preschool to Secondary. PE classes and afternoon sports courses take place in the accadis ISB sports hall or outside facilities. Internationally trained teachers guarantee well-structured and high-quality Physical Education.	Lifestyle & wellbeing Student Life emphasizes wellbeing and engagement as essential to development. ISF supports healthy lifestyles through Sports & Health events, intramural activities, and annual Run-a-thon charity events. The school offers a state-of-the-art campus and a diverse, international community to support students' physical and emotional wellbeing.
Language provision	Language provision
Language provision	Language provision The languages taught and supported are German and English as working languages; Spanish is taught as a foreign language from Grade 5 onward; language support is provided in German and English in the Elementary School; remedial Spanish courses are offered in the Secondary School.	Language provision English and German are the languages of instruction for all students from Kindergarten through Grade 10. In Grade 6, French or Spanish are offered as additional language options. Korean is available for Korean native speakers, and Japanese is available from Grade 9 for Japanese native speakers.
Bilingual teaching	Bilingual teaching The school has bilingual teaching in German and English as working and social languages, with the 'one person - one language' principle guiding interactions in the classroom.	Bilingual teaching The school teaches English and German to all students from Kindergarten through Grade 10.
Immersion programs	Immersion programs Immersion learning through the immersion method is the core approach. In Bilingual Preschool, each mixed-age group is led by two educators—one English-speaking and one German-speaking—who support language development through immersion. In Secondary School, the immersion method continues to play an important role across subject lessons.	Immersion programs —
Reputation	Reputation
Awards	Awards —	Awards —
Accreditations	Accreditations —	Accreditations —
Admissions	Admissions
Admissions	Admissions 1. Admission Preschool: You complete the questionnaire to register your child on our waiting list. This begins the admissions process for the Bilingual Preschool. Our Admissions Team is happy to answer questions; call +49 6172 984141 or use the contact form. Families are welcome to visit on Open Days. 2. Admission Elementary School: We inform you about our concept and answer individual questions. Your child spends a Trial Day in class or meets our teachers for an interview. Depending on the availability of places and the feedback from the teachers, school management decides on the offer of a place. For enquiries from abroad, the admission process usually takes place online. 3. Admission Secondary School: We inform you about our concept and answer your individual questions. You provide your child's school reports from the last two school years. Once we have checked the school reports, we invite interested students to a Trial Day and interview as well as to entrance tests (in Mathematics as well as German and English, according to existing language capabilities). Depending on the availability of places, the results of the entrance tests and interview as well as feedback on the trial day, school management decides on the offer of a place. For enquiries from abroad, the admission process usually takes place online. 4. Admission IB Diploma Programme: We inform you about our concept and answer individual questions. You provide your child's school reports from the last two school years. Once we have checked the school reports, we invite interested students to a taster day and interview as well as to entrance tests (in Mathematics, English, as well as German, depending on existing language capabilities). Depending on the availability of places, the results of the entrance tests and interview as well as feedback on the taster day, school management decides on the offer of a place. For enquiries from abroad, the admission process usually takes place online.	Admissions To initiate admissions, ISF must receive the completed enrollment documents. There is no application deadline; admissions should be initiated in late winter or early spring for the next school year. Applications are accepted throughout the school year until the beginning of May, subject to the availability of spaces. Applicants must provide current school records including transcripts, any test or exam results from the previous two years, and any psychological/neurological evaluations, and submit these forms to the registrar at the start of the admissions process. A final admissions decision cannot be made without this information. Admissions Checklist: contact for more information; schedule a school visit and tour; complete and return enrollment contract, Student Medical Form, copy of birth certificate or passport, and copy of school reports from the previous two years (if applicable); schedule placement tests (before or after enrollment); schedule a day visit (optional). Up to Grade 7 (and Grade 8 at the beginning of the school year) no knowledge of English is required for admission. For all grades no knowledge of German is required.
Scholarships	Scholarships The school is a non-profit organisation funded through tuition and contributions. A sibling discount is available; enquiry is advised. There is an income and asset-based tuition reduction option for ES + SeS (Primary up to Grade 10) with reductions: up to 60,000 EUR = 50%, up to 80,000 EUR = 35%, up to 100,000 EUR = 15% (as of June 2024). Catering and school uniform are listed as additional costs; tuition fees are detailed in the brochure.	Scholarships —
Waitlist	Waitlist The school uses a waiting list for Bilingual Preschool. Register your child by completing the questionnaire to join the waiting list. Depending on availability, an individual appointment is arranged. If everything fits, a place for your child is offered. Open Days are available for visits.	Waitlist —
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