2022/2023 KCSE top, best schools in Siaya County; Official list
| Position Nationally | Name of School | Mean Score | Region | County | Mean Grade |
| 33 | Sawagongo High | 9.619 | NYANZA | Siaya | B+{plus} |
| 37 | MARANDA SCHOOL | 9.541 | NYANZA | Siaya | B+{plus} |
| 130 | Rang’ala Girls | 8.2264 | NYANZA | Siaya | B-{minus) |
| 131 | RAN’GALA GIRLS | 8.226 | NYANZA | Siaya | B-{minus) |
| 141 | RAN’GALA BOYS | 8.117 | NYANZA | Siaya | B-{minus) |
| 158 | Ramba Boys | 7.924 | NYANZA | Siaya | B-{minus) |
| 178 | Lwak Girls | 7.7 | NYANZA | Siaya | B-{minus) |
| 186 | Ugenya High | 7.5 | NYANZA | Siaya | B-{minus) |
| 188 | St Mary’s Yala | 7.5 | NYANZA | Siaya | B-{minus) |