| COUNTY | PRESIDENT | GUBERNATORIAL | SENATE | WOMEN REP. | |
| 1. | NYERI | 310,707 | 309,664 | 340,626 | 305,255 |
| 2. | NYANDARUA | 241,821 | 232,270 | 232,596 | 194,320 |
| 3. | MURANG’A | 387,090 | 346,211 | 264,707 | 237,839 |
| 4. | KIRINYAGA | 251,793 | 247,996 | 243,607 | 242,300 |
| 5. | KIAMBU | 752,714 | 453,863 | 340,626 | 342,390 |
| 6. | LAIKIPIA | 167,953 | 162,642 | 109,903 | 113,146 |
| 7. | THARAKA
NITHI |
203,234 | 155,779 | 117,655 | 153,037 |
| 8. | NAKURU | 685,249 | 666,598 | 605,721 | 577,214 |
| TOTAL | 3,000,561 | 2,575,023 | 2,255,441 | 2,165,501 |
