The Nairobi school is among the top schools that performed impressively in KCSE 2019 exam. Despite the fact that the giant school did not contribute to a list of top 10 students nationally, it managed to produce 23 candidates who scored grade A, the highest attainable grade.
It managed to record a mean score of 9.55 (B+) in KCSE 2019 results.
The school had a candidature of 353 in KCSE 2019. Of these 353 candidates, 329 managed to score above C+ which is the minimum university entry grade. This translates to 93% of total candidates who will gain direct admission to university under KUCCPS.
From their analysed KCSE 2019 results, 115 students scored A minus (A-) which is the second most coveted grade, while 69 students scored B plus (B+).
Here is distribution of grades Nairobi School KCSE 2019 Results
| NAIROBI SCHOOL KCSE RESULTS 2019 | |
| Grade | Entry |
| A | 23 |
| A- | 115 |
| B+ | 69 |
| B | 65 |
| B- | 31 |
| C+ | 26 |
| C | 12 |
| C- | 7 |
| D+ | 3 |
| D | 2 |
| ENTRY | PASS% | KCSE 2019 |
| 353 | 93 | 9.55 (B+) |