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School comparison · Phnom Penh
Side-by-side comparison · Updated 2026-04-26 · Both schools in Phnom Penh
| Metric | ISS International Academy | USA International School |
|---|---|---|
| Curriculum | British | American |
| Ages served | Ages 3 to 12 | Ages 2 to 12 |
| Language of instruction | English | English |
| Students | 20 |
| 300 |
| Nationalities | — | 6 |
|---|
| Avg class size | 18 | 15 |
|---|
| Admissions | Open | Open |
|---|
Highlighted cells indicate which school holds the more favourable value for arriving expat families on that dimension (e.g. lower tuition, smaller class size, higher Value Score, more open admissions). Some rows are neutral.
Full profile · ISS International Academy
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Full profile · USA International School
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Best value in Phnom Penh
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True annual cost in Phnom Penh
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