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School comparison · Lisbon
Side-by-side comparison · Updated 2026-04-26 · Both schools in Lisbon
| Metric | Oeiras International School | Oeiras International School |
|---|---|---|
| Curriculum | IB | IB |
| Ages served | 3-18 | Ages 5 to 18 |
| Language of instruction | English | English |
| Tuition USD | $14,000-$24,000 | $13,547-$21,713 |
| True annual cost? | $20,650 | $19,280 |
|---|
| Hidden fee %? | +9% | +9% |
|---|
| First-year cost? | $22,150 | $20,780 |
|---|
| WhereNext Value Score? | 75/100 | 72/100 |
|---|
| Cost percentile (city)? | 95th | 84th |
|---|
| Students | 460 | 460 |
|---|
| Nationalities | 50 | 50 |
|---|
| Avg class size | 16 | 16 |
|---|
| Boarding | No | Yes |
|---|
| Admissions | Moderate | Moderate |
|---|
| Accreditations | IBO | — |
|---|
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 · Oeiras International School
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Full profile · Oeiras International School
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Best value in Lisbon
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True annual cost in Lisbon
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