Nairobi County Best Performing Schools at 2022/2023 Exams
| Position Nationally | Name of School | Region | County | Mean Score | Mean Grade |
| 6 | Strathmore School | Nairobi | Nairobi | 10.5 | A-{minus} |
| 7 | PANGANI GIRLS | Nairobi | Nairobi | 10.49 | B+{plus} |
| 24 | Kenya High School | Nairobi | Nairobi | 9.95 | B+{plus} |
| 37 | Nairobi School | Nairobi | Nairobi | 9.543 | B+{plus} |
| 44 | Light Academy Nairobi | Nairobi | Nairobi | 9.39 | B{plain} |
| 54 | STAREHE BOYS CENTRE | Nairobi | Nairobi | 9.27 | B{plain} |
| 126 | Lenana School | Nairobi | Nairobi | 8.3596 | B-{minus) |