C3 senior schools in Isiolo County
10 schools · all boarding · 6 mixed, 2 boys’ and 2 girls’
| Name | Gender | KNEC code |
|---|---|---|
| Garbatulla 1 school | ||
| Kulamawe Secondary School | Mixed | 17322202 |
| Isiolo 3 schools | ||
| Elsa Secondary School | Mixed | 17306206 |
| Ngaremara Girls Secondary School | Girls | 17306110 |
| Ngaremara Secondary School | Boys | 17306105 |
| Merti 3 schools | ||
| Bulesa Secondary School | Mixed | 17356203 |
| Merti Muslim Girls’ Secondary School | Girls | 17356102 |
| Merti Secondary School | Boys | 17356101 |
| Oldonyiro 2 schools | ||
| Kipsing Mixed Day Secondary School | Mixed | 17372302 |
| Oldonyiro Secondary School | Mixed | 17372301 |
| Sericho 1 school | ||
| Sericho Secondary School | Mixed | 17373301 |
Data sources
- Senior schools: Ministry of Education lists for the 2026 intake, from the June 2025 list and the December 2025 C3 list. Checked 22 October 2026.
- Pathways and subject combinations: Ministry of Education Grade 10 selection portal (KEMIS); checked 15 October 2026.