International School Altdorf
Kumon Leysin Academy of Switzerland
| General | ||
| Founded | 2,016 | 1,990 |
| Location | Altdorf, Uri | Leysin, Vaud |
| Altitude | 450m | 1,260m |
| Gender Policy | co-ed | co-ed |
| Age Range | 13–19 | 15–18 |
| Campus Size | 2 hectares | 2 hectares |
| Academics | ||
| Curricula | IB | High School Diploma |
| Teaching Languages | English | English, Japanese |
| Average IB Score | 36 | N/A |
| Student:Teacher Ratio | 1:6 | 1:5 |
| Accreditations | IB | NEASC |
| Student Body | ||
| Total Students | 80 | 70 |
| Boarding Students | 40 | 70 |
| Day Students | 40 | 0 |
| Nationalities | 20 | 15 |
| Fees & Costs | ||
| Tuition (from) | CHF 55’000 | CHF 60’000 |
| Tuition (to) | CHF 75’000 | CHF 78’000 |
| Registration Fee | CHF 1’500 | CHF 2’000 |
| Deposit | CHF 8’000 | CHF 10’000 |
| Hidden Fees (annual) | CHF 4’000 | CHF 3’500 |
| True Annual Cost | CHF 79’000 | CHF 81’500 |
| Features | ||
| Summer Program | ||
| Viewbook Available | ||
ISA — Facilities
Sports
KLAS — Facilities
Sports
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International School Altdorf vs Kumon Leysin Academy of Switzerland: Which Is Right for Your Family?
Both International School Altdorf (founded 2016) and Kumon Leysin Academy of Switzerland (founded 1990) are among Switzerland's most respected boarding schools. Located in Altdorf, Uri and Leysin, Vaud respectively, each offers a distinctive approach to education.
Academics: ISA offers IB curricula, while KLAS provides High School Diploma.
Cost: Annual tuition starts at CHF 55’000 for ISA and CHF 60’000 for KLAS. Including hidden fees, the true annual cost is approximately CHF 79’000 and CHF 81’500.
Community: ISA has 80 students from 20 countries, while KLAS has 70 students from 15 countries. Both maintain small class sizes with student-teacher ratios of 1:6 and 1:5.