DD
DBS Denla British School
Pak Kret · Nonthaburi
- British
From 548,200 THB
Is this school right for your child?International School Bangkok (ISB)
- Ages
- 3–18Kindergarten–Sixth Form
- Location
- Pak Kret, Nonthaburi
Cost per year
From681,010 THBFollowing years
First year: 945,710 THB
Ages 3–4
First year945,710 THB
Following years681,010 THB
Ages 5–11
First year1,301,710 THB
Following years1,037,010 THB
Ages 12–14
First year1,423,710 THB
Following years1,159,010 THB
Ages 15–18
First year1,483,710 THB
Following years1,219,010 THB
| Ages | First year | Following years |
|---|---|---|
| Ages 3–4 | 945,710 THB | 681,010 THB |
| Ages 5–11 | 1,301,710 THB | 1,037,010 THB |
| Ages 12–14 | 1,423,710 THB | 1,159,010 THB |
| Ages 15–18 | 1,483,710 THB | 1,219,010 THB |
First year includes one-time fees such as registration and deposit
Additional fees that may apply
These are not included in the figures above. They are charged only in certain cases — not to every family — so read the note on each line to see when it applies.
- Life Centered Education · Ages 5–18980,000 THB per year
Additional fee for the Life Centered Education program (for learners requiring specialized learning support)
Location
Exam results
- IB Diploma average, Class of 202534 points (global average 30.58), 95 candidates, 16% scored 40 points or above, highest score 44
- AP, Class of 202528.5% of eligible students took at least 1 AP subject, totaling 277 exams
Basic information
Dating to 1951 in Nonthaburi's Pak Kret district, this American curriculum school combined with IB and AP is among Thailand's oldest international schools, enrolling about 1,700 students from over 60 nationalities with a 2025 IB Diploma average of 34 points.
| Curriculum | American, AP, IB |
|---|---|
| Language of instruction | English |
| Class size | 20 (max 22) |
| Nationalities | 60 |
| Founded | 1951 |
| Accreditation | CIS, EARCOS, IASAS, IB World School, WASC |
| Student count | 1700 |
| Organisation type | Not-for-profit |
| Website | https://www.isb.ac.th |
Nationality mix: Students from more than 60 nationalities
Admissions
| Intake | Applications open | Deadline | Status |
|---|---|---|---|
| Rolling | — | Rolling | Waitlist — Admits year-round via the OpenApply system; qualified applicants for whom no place is available are placed in a waitpool by grade level. |
Admission assessment: Language proficiency test · Standardized test · Subject test
Daily life
| Uniform | Yes |
|---|---|
| School lunch | Yes |
| After-school care | No |
| School bus | Yes |
| Boarding | No |
| School hours | 07:35–14:55 |
Activities: Has activities in art, sports, nature/wilderness programs, robotics, and a design lab
Academics
Leaving qualifications: Advanced Placement (AP), IB Diploma
Facilities
Cafeteria · Fitness centre · Library · Robotics lab · Tennis court · Athletics track
Support services
Counselling · English as an additional language (EAL) support · Learning support
Source: isb.ac.th
Last updated: 2026-07-07
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