Loading...
School comparison · Phnom Penh
Side-by-side comparison · Updated 2026-04-26 · Both schools in Phnom Penh
| Metric | International School of Phnom Penh | ISS International Academy |
|---|---|---|
| Curriculum | IB | British |
| Ages served | Ages 3 to 18 | Ages 3 to 12 |
| Language of instruction | English | English |
| True annual cost |
| $20,498 |
| — |
| Hidden fee %? | +7% | — |
|---|
| First-year cost? | $21,998 | — |
|---|
| WhereNext Value Score? | 57/100 | — |
|---|
| Cost percentile (city)? | 97th | — |
|---|
| Students | 875 | 20 |
|---|
| Avg class size | 22 | 18 |
|---|
| Admissions | Open | Open |
|---|
| Founded | 1989 | — |
|---|
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 · International School of Phnom Penh
View the full International School of Phnom Penh school profile →
Full profile · ISS International Academy
View the full ISS International Academy school profile →
Best value in Phnom Penh
All schools ranked by WhereNext Value Score →
True annual cost in Phnom Penh
All schools ranked by total annual cost →
The School Fit Brief weights every dimension above against your family's specific needs — budget, learning support, curriculum preference, age band, family priorities — and produces a definitive recommendation with a 30-day action plan. $49 one-time.
Get my School Fit Brief — $49