| Candidate | Percent | Votes | |
|---|---|---|---|
| Rigathi Gachagua | 60.56% |
|
52,757 |
| Phyllis Christabel Wambura maranga | 33.17% |
|
28,893 |
| Peter Weru Kinyua | 4.18% |
|
3,643 |
| George Warutere Thinwa | 1.32% |
|
1,153 |
| Nancy Wanjiku Murage | 0.24% |
|
210 |
| Christopher Maina Kiruta | 0.22% |
|
194 |
| Phenasio Wang'ombe Thuku | 0.17% |
|
147 |
| Naphtaly Muriuki Wanjohi | 0.13% |
|
116 |