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Wells International School - On Nut Campus

Thailand, Bangkok

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The school at a glance
Instructs in English
Fees THB 373,200 - 546,000
Ages 5 - 18 years
Pupil numbers 500
Type Co-educational
Opened 2006
Bus Service Yes
Part of
Wells International School
Academic offering
Curriculum IB (PYP), Advanced Placement (AP), American Curriculum
Taught languages Thai
Typical class size 16
Strengths Sport, Visual and Creative Arts, Service and Sustainability
Clubs Academic and Intellectual, Arts and Creative, Community and Service
Stages Primary School, Middle School, High School
Introduction

Wells International School – On Nut campus serves students in Grades 1–12 (ages roughly 5–18) and became fully operational in fall 2006, graduating its first senior class in 2010. Located on Sukhumvit Road between Soi 85 and Soi 87 in Phra Khanong, it is just minutes from the BTS On Nut station, offering easy access by car or rail. With over 500 students representing around 50 nationalities, the school provides a truly international environment. Instruction is in English, and students can follow an American curriculum with both Advanced Placement courses and the IB Diploma Programme available for senior grades. Facilities include science labs (including AP labs), computer labs, dance and music studios, an auditorium, a swimming pool, a gym, and cafeterias. The school also supports student well-being through health clinics and counseling services.

This campus is part of Wells International School

2209 Sukhumvit Road, Bangchak, Prakhanong, Bangkok 10260.

The Essentials

Wells International School - On Nut Campus has 500 pupils, typical class sizes of 16, instruction in English.

Location
Wells International School – On Nut Campus is in the eastern part of Bangkok, within easy reach of central districts. It is well-connected by public transport, including the BTS Skytrain, and is surrounded by a mix of residential areas, shops, and local amenities. The campus is positioned in a convenient area for families living in various parts of the city.

Stages
The campus serves students from Grade 1 through Grade 12. These are divided into primary (Grades 1–5), middle school (Grades 6–8), and high school (Grades 9–12).

Type
Wells International School – On Nut is a co-educational day school. It does not provide boarding facilities.

Additional learning support
The school offers English as a Second Language (ESL) and learning support services for an additional fee. Public sources confirm availability but do not specify the exact provisions, staff qualifications, or SEN categories supported.

Country affiliation
There is no formal affiliation to a particular country, though the curriculum follows an American framework and offers the IB Diploma Programme.

Religious affiliation
The school has no religious affiliation.

School day structure
The school does not publish its detailed daily timetable online. Information such as start and finish times, break schedules, and lunch periods is not publicly disclosed.

Bus service
The school provides a transportation service for students, with both round-trip and one-way options. Fees vary by distance and zone, ranging from THB 26,000 to THB 37,500 per semester for round-trip service. Transportation is arranged directly through the school.
Diving Deeper

Food Options
The On Nut Campus has a cafeteria and a café on site. A weekly lunch menu is published; meals typically include steamed rice, a main dish, soup, fruit, and a beverage, with Thai, Western and other international options.

Governance and Ownership
Wells International School On Nut Campus is part of the Wells International School system. The school is licensed by the Thai Ministry of Education and has been accredited by the Western Association of Schools and Colleges (WASC) since 2009. It is a member of the International Schools Association of Thailand (ISAT) and East Asia Regional Council of Schools (EARCOS). The System leadership includes a Chairman of the Board Dr. Chang Yao-Lang, a Vice-Chairperson Ms. Lee Mei-Chuan, a Senior Director & School Manager Ajarn Pranee Srisai, and an On Nut Campus Head of School Dr. Ray de la Pena.
Fees

Annual tuition at Wells International School - On Nut Campus ranges from THB 373,200 to THB 546,000 for 2026/27.

Application Fees
A one-time registration fee of THB 4,500 (non-refundable) is required for all new students.
A Campus Development Fee of THB 130,000 (Grades 1–12) is charged once upon enrollment and is non-refundable.
A damage deposit of THB 35,000 is required and is refundable within two years of withdrawal, provided all school property is returned and all accounts are settled.

Tuition Fees (Per Year)

Grades 1–2: THB 373,200
Grades 3–4: THB 412,000
Grades 5–6: THB 444,000
Grades 7–8: THB 470,000
Grades 9–10: THB 516,000
Grades 11–12: THB 546,000

Fees are billed in two equal semesters each academic year. A 3% discount is available for families paying the full year in advance.

Additional Fees
- ESL / Learning Support: THB 28,000–80,000 per semester, depending on grade
- Uniforms: Approx. THB 600–750 per clothing item; P.E. shorts: THB 300
- Lunch: THB 15,000 per semester (mandatory unless exemption is granted)

Transportation Fees (Per Semester)
- Zone A: THB 26,000 round-trip / THB 19,000 one-way
- Zone B: THB 30,000 round-trip / THB 22,000 one-way
- Zone C: THB 33,500 round-trip / THB 25,000 one-way
- Zone D: THB 37,500 round-trip / THB 27,500 one-way

Sibling Discount
- Second child: THB 40,000 discount on Campus Development Fee
- Third child: THB 50,000 discount on tuition, THB 40,000 discount on Campus Development Fee
- Fourth child: THB 100,000 discount on tuition, Campus Development Fee waived

Refund Policy
Damage deposits are refunded within two years of withdrawal if all conditions are met.
Other refund terms follow the official school withdrawal policy.

Payment Options
Payments can be made via bank transfer.
Credit card payments may be accepted, but surcharges apply.
Academics

Wells International School - On Nut Campus teaches IB (PYP), Advanced Placement (AP), American Curriculum for students aged 5 to 18.

Curriculum
Wells International School – On Nut Campus offers an American curriculum from Grades 1 to 12, aligned with U.S. educational standards. Core subjects include English, mathematics, science, and social studies, alongside courses in the arts, physical education, and technology. In high school, students may take Advanced Placement (AP) courses across multiple disciplines. For Grades 11 and 12, the school also offers the International Baccalaureate Diploma Programme (IBDP) as an alternative to the AP pathway. Thai language and culture are taught in compliance with Thai Ministry of Education requirements. The curriculum is designed to prepare students for higher education in Thailand and abroad.

Academic calendar
Wellbeing

Social and Emotional Learning (SEL)
At On Nut, the Student Support Services Department provides structured group and individual counselling across all grade levels, addressing areas such as emotional regulation, stress, anxiety, friendship, and more. All counsellors follow American School Counseling Association guidelines and maintain awareness of the cultural diversity within the student body. The school also hosts workshops and brings in guest speakers on topics related to student well-being, mental health, and university preparation. Additionally, educators across campuses received professional development training on integrating social-emotional learning into classrooms.

Special Educational Needs (SEN)
The school charges an additional ESL/Learning Support fee for some students, indicating that support services may be available. However, it does not publicly specify the types of Special Educational Needs supported, the extent of provision, or the qualifications of staff. Wells International School – On Nut is not described as a specialist SEN institution.

English as an Additional Language (EAL)
English as a Second Language (ESL) support is available for an additional fee, which varies depending on grade level. The school does not provide publicly available details on the specific teaching methods, staffing, or curriculum for this support.

Mental Wellbeing
The On Nut campus offers counselling services through its Student Support Services Department, which are available to students across all grade levels. These services address personal, social, and academic concerns, and are provided by qualified counsellors. While the school confirms the availability of these services, it does not publicly provide detailed descriptions of mental wellbeing programmes or staff qualifications.

Safeguarding
Wells International School has a published Child Protection Policy, indicating that safeguarding procedures are in place. However, the school does not provide publicly accessible details of its safeguarding practices, training, or designated safeguarding staff for the On Nut campus.

Safeguarding Policy
Parent Experience

History
Wells International School began in 1998 as EverClever Kindergarten, founded by EverClever Education Group, Ltd. The On Nut campus opened in 2006, initially serving Grades 1–9, and expanded to include Grades 10–12 in subsequent years. The first graduating class completed their studies in 2010. The campus has grown steadily, adding facilities and programmes to support both academic and extracurricular development.

Community
The Wells On Nut community includes students from over 50 nationalities, creating a culturally diverse environment. The school hosts a variety of annual community events such as International Day, sports tournaments, cultural celebrations, and performing arts showcases. These activities encourage interaction among students, parents, and staff, and provide opportunities to share traditions and experiences from different cultures.

Parent Teacher Association (PTA)
Wells International School’s PTA plays an active role in organising events and supporting school activities. While the On Nut campus does not publish a dedicated PTA webpage, public posts and school updates highlight parent involvement in events such as International Day, sports days, cultural festivals, and charity fundraisers. The PTA often collaborates with staff to coordinate volunteers for school trips and special projects. Parent members also assist with community-building initiatives, such as hosting coffee mornings or supporting student-led charity drives. These activities help maintain strong connections between families and the school.
Gallery
Facilities

Facilities Overview
The On Nut Campus has 32 classrooms across three floors and five computer labs with about 150 computers. It includes three science labs (two AP- and IB-equipped), a primary and secondary library, dance and music studios, two art studios, an auditorium, a cafeteria, a café, a pool, a fitness room, a gym, and the Wells Coliseum for sports and events. A playground, a hydroponics greenhouse and a terrarium support biology and environmental science work. The campus serves more than 500 students representing about 50 nationalities and is located near BTS On Nut. AP and IB programs are available in addition to the Wells high school program, and the campus is licensed by the Thai Ministry of Education and has held WASC accreditation since 2009.

Sports Facilities
Two multi-purpose sports courts are on the On Nut Campus, along with the Wells Coliseum that includes a gymnasium and fitness center. The Wells Sports Complex supports a range of sports and performing arts activities and hosts friendly games and BISAC/TISAC matches. Two regulation-size basketball courts enable large-scale tournaments, with facilities for volleyball, badminton and other sports. The campus provides spaces for physical education, team training and schoolwide athletic events.

Academic Facilities
AP and IB programs are available in addition to the Wells high school program. The campus has five computer labs with about 150 computers and three science labs (two AP and IB-equipped). A hydroponics greenhouse and terrarium support biology, life science and environmental science studies. The library contains more than 8000 titles, and some classrooms are equipped with Smart Boards. The campus is licensed by the Thai Ministry of Education and has been accredited by the Western Association of Schools and Colleges (WASC) since 2009.

Extra Curricular Facilities
AP and IBDP are available in addition to the Wells high school program and the On Nut campus offers a range of community engagement and service-learning programs across Wells campuses. The facilities support arts and sports, including dance and music studios, the auditorium, and the Wells Coliseum for performance and athletic events. Students can engage with a student publication, the 85 Magazine, and participate in other student-led activities and events.
Extra-Curricular Activities

Academic & Intellectual
The On Nut Campus offers the American curriculum for Grades 1–12. AP courses are available, and the IB Diploma Programme is offered in addition to the Wells high school program.
Languages

Language Provision
The IB Diploma Programme includes English A: Language & Literature, English B: English Acquisition, Thai A: Language & Literature, Chinese Ab Initio, Chinese B, Spanish Ab Initio, and French Ab Initio. In Primary, specialist classes in Thai or Chinese language are offered. Kindergarten emphasizes English language and literacy as part of the American-based curriculum. Language clubs and cultural clubs include Chinese, Japanese, Korean, Thai, ASL, and Desi (Hindi).
Reputation

Awards
The school’s website does not list any awards won by Wells International School – On Nut Campus.

Accreditations
Western Association of Schools and Colleges (WASC): A U.S.-based accreditation body that ensures schools meet defined standards of quality and effectiveness.

Thai Ministry of Education License: Official approval to operate as an international school in Thailand.

Office for National Education Standards and Quality Assessment (ONESQA): Thailand’s national quality assurance agency, which evaluates and certifies educational institutions.

International Baccalaureate Organization (IBO): Authorization to offer the IB Diploma Programme, meeting global IB curriculum and assessment standards.

Membership in the International Schools Association of Thailand (ISAT): Affiliation with a network of accredited international schools in Thailand.

Membership in the East Asia Regional Council of Schools (EARCOS): Part of a regional organisation that promotes collaboration among international schools in East Asia.
Admissions

Admissions
1. Apply to join the Wells community. Families may submit the Student Application Form either by visiting the campus in person or by downloading and emailing the completed form to the respective campus. Signatures must still be provided on-site for emailed submissions.

2. Schedule a time for testing. Students applying for Grade 1 or 2 complete a paper-based assessment evaluating foundational academic skills. Those applying to Grades 3–12 undertake several components: DORA (Diagnostic Online Reading Assessment), ALEKS (math assessment), a writing sample, and a personal interview.

3. Submit official documents. Once a student is accepted, families must provide documentation including passport copies (student and parents), recent academic reports, medical check-up records, ID photos, and any additional paperwork requested by the school. Thai nationals must also provide a house registration copy.

4. Pay school fees. Before registration can proceed, families must pay all applicable fees such as tuition, enrollment, uniforms, and any additional charges for ESL or after-school programs as needed.

5. Register for classes. Upon confirmation of payment, students will be issued class schedules, basic supplies, and a student-parent handbook. This step finalizes enrollment and allows students to begin attending classes.

Scholarships
Wells International School – On Nut provides scholarships to high-achieving students, totaling over THB 1.5 million each year, open to secondary students across their campuses. These awards recognize achievements in academics, sports, and the arts, and are applied directly to school fees.

The school provides a formal scholarship application, available to new students entering for the current school year. Applicants are evaluated based on specific criteria—such as academic performance, athletic or artistic accomplishments—and participate in a personal interview with an administrator. Award amounts and the number of recipients are determined annually.
School Events
The school has not added events
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