| School Name | Sub-County | School Level | |
|---|---|---|---|
| 1 | Gathanji Secondary School | Gathanji | Secondary |
| 2 | Igwamiti Secondary School | Gathanji | Secondary |
| 3 | Kabati Secondary School | Gathanji | Secondary |
| 4 | Kiheo Secondary School | Gathanji | Secondary |
| 5 | Matindiri Secondary School | Gathanji | Secondary |
| 6 | Ngano Mixed Secondary School | Gathanji | Secondary |
| 7 | Ngatha Secondary School | Gathanji | Secondary |
| 8 | Ruiru Secondary School | Gathanji | Secondary |
| 9 | Silibwet Secondary School | Gathanji | Secondary |
| 10 | Uhuru Secondary School | Gathanji | Secondary |
| 11 | Wanjura Secondary School | Gathanji | Secondary |
| Primary Schools in Gathanji Sub County |
| List of Public Primary Schools in Gathanji |
| List of Private Primary Schools in Gathanji |
| Junior Secondary Schools (JSS) in Gathanji Sub County |
| List of Public JSS Schools in Gathanji |
| List of Private JSS Schools in Gathanji |
| High Schools in Gathanji Sub County |
| List of Public High Schools in Gathanji |
| List of Private High Schools in Gathanji |