2022/2023 KCSE top, best schools in Machakos County; Official list
| Position Nationally | Name of School | Mean Score | Region | County | Mean Grade |
| 65 | KATHIANI GIRLS HIGH | 9.1235 | Eastern | Machakos | B{plain} |
| 151 | MACHAKOS BOYS | 8.0081 | Eastern | Machakos | B-{minus) |
| 177 | CARING HEARTS HIGH SCHOOL | 7.76 | Eastern | Machakos | B-{minus) |
| 193 | MISYANI GIRLS HIGH | 7.4823 | Eastern | Machakos | C+{plus} |
| 220 | Machakos Girls | 7.1406 | Eastern | Machakos | C+{plus} |
| 235 | Kabaa High | 6.98 | Eastern | Machakos | C+{plus} |
| 243 | MASINGA BOYS HIGH | 6.455 | Eastern | Machakos | FALSE |