| COUNTY | County Total Votes |
| MOMBASA | 654,063 |
| KWALE | 320,782 |
| KILIFI | 582,631 |
| TANA RIVER | 137,661 |
| LAMU | 79,157 |
| TAITA TAVETA | 179,234 |
| GARISSA | 207,435 |
| WAJIR | 196,466 |
| MANDERA | 211,098 |
| MARSABIT | 164,864 |
| ISIOLO | 86,143 |
| MERU | 780,858 |
| THARAKA NITHI | 234,618 |
| EMBU | 337,627 |
| KITUI | 532,267 |
| MACHAKOS | 690,243 |
| MAKUENI | 474,493 |
| NYANDARUA | 362,357 |
| NYERI | 492,046 |
| KIRINYAGA | 378,580 |
| MURANG’A | 628,416 |
| KIAMBU | 1,293,309 |
| TURKANA | 241,583 |
| WEST POKOT | 214,574 |
| SAMBURU | 98,081 |
| TRANS NZOIA | 395,741 |
| UASIN GISHU | 530,993 |
| ELGEYO MARAKWET | 211,352 |
| NANDI | 402,856 |
| BARINGO | 271,977 |
| LAIKIPIA | 265,842 |
| NAKURU | 1,050,367 |
| NAROK | 397,618 |
| KAJIADO | 463,546 |
| KERICHO | 429,288 |
| BOMET | 370,399 |
| KAKAMEGA | 841,139 |
| VIHIGA | 304,755 |
| BUNGOMA | 644,233 |
| BUSIA | 406,569 |
| SIAYA | 518,056 |
| KISUMU | 616,871 |
| HOMA BAY | 537,108 |
| MIGORI | 454,954 |
| KISII | 638,603 |
| NYAMIRA | 316,389 |
| NAIROBI | 2,505,190 |
