Mukangu Boys’ High School has been on an upward trend both in mean score and rank in Kirinyaga West Sub-County and Kirinyaga County.
Best KCSE Students
| YEAR | NAME | POINTS | GRADE |
| 2024 | Timothy Kahuki Wanjiru | 63 | B |
| 2023 | Muthii Eric N. | 68 | B+ |
| 2022 | Kariuki G. Kanyi | 57 | B- |
| 2021 | Munge Meshack | 66 | B |
| 2020 | Mwendwa A. Kimathi | 61 | B |
| 2019 | Gathiithi B. Mutugi | 62 | B |
| 2018 | Machugu M. Mukigi | 59 | B- |
| 2017 | Muriuki Mbogo J. | 54 | C+ |
| 2016 | Maina G. Esther | 56 | B- |