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D-PREP International School - Secondary Campus

Thailand, Bangkok

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The school at a glance
Instructs in English
Fees THB 657,130 - 677,950
Ages 11 - 18 years
Pupil numbers 310
Type Co-educational
Opened 2024
Bus Service Yes
Part of
D-PREP International School
Academic offering
Curriculum Advanced Placement (AP), American Curriculum
Taught languages English, Mandarin, Thai
Typical class size 20
Strengths Sport, STEM, Outdoor Education
Clubs Academic and Intellectual, Arts and Creative, Social and Hobbies, Community and Service, Leadership and Professional
Stages Middle School, High School
Introduction

D-PREP International School’s Secondary Campus in Samut Prakan, Thailand, serves students from Grades 6–12 with an American curriculum framework, incorporating Advanced Placement (AP) courses at the high school level. The campus offers dedicated science labs, art and music studios, a black-box theatre, and a multi-sport gymnasium. Students benefit from small class sizes, which supports individualized attention. A standout feature is the school’s focus on project-based learning, especially in STEM, where students apply academic concepts to real-world challenges. The school also promotes leadership development through its student council and community engagement programs. Located just outside Bangkok, the campus is easily accessible and offers a school bus service.

This campus is part of D-PREP International School

97/9, Moo 1, Bang Phli Yai, Bang Phli District, Samut Prakan, Thailand 10540


The Essentials

D-PREP International School - Secondary Campus has 310 pupils, typical class sizes of 20, instruction in English.

Location
D-PREP’s Secondary Campus is located in Bang Phli District, Samut Prakan, just southeast of Bangkok and near Mega Bangna shopping center. It is accessible via Bang Na-Trat Road and is approximately 30–40 minutes from central Bangkok, depending on traffic.

Stages
The school is divided into two campuses: the Primary Campus (Nursery to Grade 5) and the Secondary Campus (Grades 6 to 12). The Secondary Campus accommodates students typically aged 11 to 18, covering middle and high school levels.

Type
D-PREP is a co-educational day school.

Additional learning support
The school provides some support for students with additional learning needs, though full details on its provision are not listed on the official site. Prospective families are encouraged to contact the admissions team directly to discuss individual requirements.

Country affiliation
The school follows a U.S.-based curriculum and is affiliated with American educational standards, but it is independently operated and not officially tied to a specific national system.

Religious affiliation
D-PREP is a non-religious school.

School day structure
The exact hours are not listed on the official website.

Bus service
D-PREP offers a school bus service for families. The transportation is organized in collaboration with external providers and covers several neighborhoods around the Bang Na and Samut Prakan areas.
Diving Deeper

Uniform Requirement
The school requires a uniform. Uniform shops are located at the Main Campus for Early Years and Primary, and at the Secondary Campus for Middle and High School. Open Monday–Friday 8:30 AM–3:30 PM. Early Years General Uniform features a tri-colored collared top (yellow, white, and dark blue) with dark blue shorts for boys; girls wear a dark blue collared dress with a yellow necktie; there is no specified shoe requirement. Early Years PE uniform is a navy blue dry-fit shirt with stretchable dark blue shorts; no specific shoe requirement.

Food Options
The Secondary Campus includes a Dean & Deluca café on campus, offering high-quality coffee and pastries for students and staff.

House System
The school has a house system with four houses designed to foster camaraderie and belonging. The system is integrated into morning assemblies, includes middle school leadership roles, and older primary students mentor younger peers.

Governance and Ownership
The school is licensed by the Thai Ministry of Education and is fully accredited by the Western Association of Schools and Colleges (WASC). It is a registered member of the International Schools Association of Thailand (ISAT) and the East Asia Regional Council of Overseas Schools (EARCOS).
Fees

Annual tuition at D-PREP International School - Secondary Campus ranges from THB 657,130 to THB 677,950 for 2026/27.

Application & Initial Fees

* Application Fee (one‑time, non‑refundable): THB 3,000
* Registration Fee (also called Enrollment Fee, one‑time, non‑refundable): THB 150,000

Security & Development Deposits

* Security Deposit: THB 50,000 (refundable upon exit if conditions are met)
* Development Fund (choose one option):

* THB 200,000, paid once, refundable after one academic year if the student completes 4 years at the school
* Or THB 20,000 per year, non‑refundable

Annual Tuition Fees (by Grade)
Two terms per year form the annual total.

* Nursery : THB 432,020 per year
* Kindergarten 1 & 2 : THB 519,780 per year
* Primary : THB606,660 per year
* Middle School : THB 657,130 per year
* High School :THB 677,950 per year

Other Annual Fees

* Food & Utilities Package: THB 45,000 per year. Includes daily meals, textbooks/workbooks, two daytime field trips (for K1 and above), and accident insurance
* ELL (English Language Learner) Support Fees (for Grades 1+): optional, paid per semester

* Intensive ELL Support: THB 100,000
* 100% ELL Support: THB 60,000
* 50% ELL Support: THB 30,000

Fieldwork Trip Fees *(non‑refundable)*

* G5 Primary outbound trip: THB 7,000
* G6–G12 Middle/High outbound trip: THB 25,000

Refund Policies

* Tuition, registration, application, and outbound trip fees are non‑refundable and non‑transferable
* Security Deposit refundable upon proper notice and no outstanding obligations. Development fund refundable only if the longer‑term option and minimum stay conditions are met, otherwise non‑refundable.

Billing & Payment Terms

* School year divided into two semesters, billed per term.
* Payments accepted via bank transfer, or credit card (with 3% service charge for credit card)
* Late payments incur interest at 1.25% per month on overdue balance until payment is received.
Academics

D-PREP International School - Secondary Campus teaches Advanced Placement (AP), American Curriculum for students aged 11 to 18.

Curriculum
D-PREP International School follows an American curriculum framework, integrating the U.S. Common Core Standards. In the Primary Years (Nursery to Grade 5), the school implements the IB Primary Years Programme (PYP). From Grade 6 onwards, students transition to a standards-based American curriculum that emphasizes interdisciplinary and project-based learning. In High School (Grades 9–12), students have the option to take Advanced Placement (AP) courses in selected subjects, preparing them for university-level study. The curriculum includes core subjects such as English, mathematics, science, and social studies, along with specialist instruction in visual arts, music, physical education, and design. Thai language is offered in accordance with national requirements for students in Thailand.

Academic calendar
Wellbeing

Social and Emotional Learning (SEL)
D‑PREP uses a Life Skills Framework to help students understand and manage their emotions, including mindfulness practice and emotional awareness tools like the “Mood Meter” from as early as Grade 1 . The school counseling team offers support to students in need of social‑emotional guidance, working closely with teachers and parents to tailor programmes that promote resilience and healthy relationships . SEL is formally integrated in classroom routines and special activities across Early Years and Primary levels, reinforcing character development alongside academic learning .

Special Educational Needs (SEN)
D‑PREP provides individualized learning support through a student support team, including learning specialists and counselors, who collaborate with families to meet diverse learning needs . The school welcomes shadow teachers for students who require one‑to‑one assistance and can accommodate a range of mild to moderate learning differences, though it is not a specialized SEN school . Detailed public information on specific categories of SEN supported is not shared on the website.

English as an Additional Language (EAL)
D‑PREP offers a tailored English Language Learner (ELL) programme for students in Grades 1 through 12. This includes options such as “Intensive ELL”, “100% ELL”, and “50% ELL” support, assigned based on WIDA English proficiency scores to help students integrate into mainstream classes with confidence. 

Mental Wellbeing
D‑PREP includes mental well‑being in its broader social-emotional support services, offering counseling and mindfulness practices embedded in the Life Skills Framework to help students manage stress and self-awareness . The school counselor works alongside the student support team to provide guidance tailored to individual needs and enhance emotional resilience .

Safeguarding
D‑PREP states that student safety is a key priority and offers comprehensive safeguarding measures, including controlled entry systems, CCTV monitoring, trained security personnel, and regular emergency drills. The student support services team collaborates on child protection policies and proactive supervision to ensure children feel safe and supported within the school environment .
Parent Experience

History
D‑PREP International School was founded in 2018 by Ms. Lady Didyasarin Tavedikul, a fourth-generation educator from the Didyasarin family, who also established the American School of Bangkok – providing continuity of legacy and leadership in private education . In 2020, the school added the Discover Campus featuring geometric‑shaped classrooms to support growing student numbers . In 2024, D‑PREP opened its separate Secondary Campus (named the “Deliver Campus”) for students in Grades 6–12 . The school joined XCL Education in 2022, expanding its reach within a network serving over 29,000 students across Southeast Asia .

Community
D‑PREP regularly hosts community and cultural events throughout the school year, including annual Sports Day with house teams (Dragon, Unicorn, Griffin, Phoenix) in February . Celebrations such as Halloween, Loy Krathong, Chinese New Year, and a seasonal school fair have involved students, families, and staff in joint activities, performances, and learning experiences .

Parent Teacher Association (PTA)
While D-PREP does not publicly detail a formal Parent Teacher Association structure, the school actively promotes parent involvement through organized activities and events. Parents are encouraged to participate in school life by joining cultural celebrations, community days, and parent workshops. Examples include involvement in orientation sessions, student exhibitions, and seasonal events such as the school fair and international celebrations. The school highlights the importance of collaboration between parents, students, and staff in fostering a supportive environment. These initiatives are designed to promote open communication and shared responsibility in student development.
Gallery
Facilities

Facilities Overview
The D-PREP Secondary Campus serves Middle School and High School students as a space designed for advanced learning. It features innovative laboratories and modern sports facilities, complemented by cutting-edge technology. The campus emphasizes a collaborative classroom design to prepare students for a global future. All learning spaces include a Fresh Air system to ensure a healthy, comfortable environment.

Sports Facilities
The campus provides a gymnasium for basketball, volleyball, badminton, and more, a swimming pool, a football field, and a track and field area. It also has a Yoga Fly studio for aerial fitness.

Academic Facilities
Learning spaces are designed for Middle School and High School; laboratories meet high quality standards and all classrooms are equipped with a Fresh Air system. A library is stocked with books for diverse learning styles. A life skills room supports character building and practical learning.

Extra Curricular Facilities
A rooftop garden inspires creativity through outdoor experiences. A Dean & Deluca café provides a relaxing space for students and families. The Yoga Fly studio supports wellness and extracurricular fitness activities.
Extra-Curricular Activities

Academic & Intellectual
The D-PREP Secondary Campus serves Middle School and High School students. It features innovative laboratories and sports facilities, complemented by cutting-edge technology. The learning spaces are designed for collaboration, with classrooms equipped for teamwork and a Fresh Air system in all learning spaces.

Lifestyle & Wellbeing
The campus includes a library stocked with books for diverse learning styles, a life skills room, and a rooftop garden to inspire creativity through outdoor learning. For parents, the Dean & Deluca café provides a space to enjoy coffee and pastries. Sports facilities include a gymnasium, swimming pool, football field, track and field area, and a Yoga Fly studio for aerial fitness.
Languages

Language Provision
The school uses the American Curriculum. English language support is available through the Foundational English Program (FEP) and English Language Learning (ELL) for secondary students.
Reputation

Awards
* Most Innovative Campus Award – Awarded to D‑PREP’s Secondary Campus by the Asian Parents Choice Awards, this recognition highlights the innovative campus design and infrastructure in the region.

Accreditations
* Western Association of Schools and Colleges (WASC) – D-PREP is fully accredited by WASC, a U.S.-based accrediting body that ensures schools meet rigorous academic and operational standards.
* Thai Ministry of Education – The school is licensed by Thailand’s Ministry of Education to operate as a private international school.
* International Schools Association of Thailand (ISAT) – D-PREP is a registered member of ISAT, which supports collaboration and quality standards among Thailand's international schools.
* East Asia Regional Council of Overseas Schools (EARCOS) – As a member of EARCOS, D-PREP engages in regional networking and professional development with other international schools across East Asia.
Admissions

Admissions
1. Attend an Open House (if interested). Open House events are held for Primary and Secondary families and include a school tour, meeting with leadership, and curriculum overview sessions.
2. Submit an online application. Upload required documents (passport/birth certificate, previous school records, photos, visa documentation for international students) and pay the application fee. The school’s Enrollment and Academic Leadership Teams will review your submission.
3. Assessment & interviews. Some applicants may be invited to take assessments (such as NWEA MAP for Grades 1+) and attend interviews with the school leadership (for both students and parents).
4. Receive an offer letter. If offered admission, you'll get a letter and payment instructions. You then pay the non-refundable enrollment fee and term fees to secure your child’s place. Upon completion, the school will send a welcome information packet.. Receive an offer letter. If offered admission, you'll get a letter and payment instructions. You then pay the non-refundable enrollment fee and term fees to secure your child’s place. Upon completion, the school will send a welcome information packet.

Scholarships
D‑PREP offers Academic Excellence Scholarships for new students entering Grades 6–12. Awards may cover up to 50% of tuition and are based on academic performance (minimum GPA 3.0), English proficiency, and achievements in academic or leadership activities.

Waitlist
The school does not publicly mention operating a waitlist or pool system.
School Events
The school has not added events
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