C3 senior schools in Isiolo County
10 schools · all boarding · 6 mixed, 2 boys’ and 2 girls’
| Name | Boarding or day | Gender | KNEC code |
|---|---|---|---|
| Garbatulla 1 school | |||
| Kulamawe Secondary School | Boarding | Mixed | 17322202 |
| Isiolo 3 schools | |||
| Elsa Secondary School | Boarding | Mixed | 17306206 |
| Ngaremara Girls Secondary School | Boarding | Girls | 17306110 |
| Ngaremara Secondary School | Boarding | Boys | 17306105 |
| Merti 3 schools | |||
| Bulesa Secondary School | Boarding | Mixed | 17356203 |
| Merti Muslim Girls’ Secondary School | Boarding | Girls | 17356102 |
| Merti Secondary School | Boarding | Boys | 17356101 |
| Oldonyiro 2 schools | |||
| Kipsing Mixed Day Secondary School | Boarding | Mixed | 17372302 |
| Oldonyiro Secondary School | Boarding | Mixed | 17372301 |
| Sericho 1 school | |||
| Sericho Secondary School | Boarding | Mixed | 17373301 |
C3 senior schools in every county (1,360)
Sources
- Senior schools: Ministry of Education lists for the 2026 intake, from the June 2025 list and the December 2025 C3 list. Checked 1 October 2026.