Kiambu County has 13 Sub Counties.
Sub Counties: Lari, Limuru, Gatundu North, Gatundu South, Githunguri, Kikuyu, Kiambaa, Kabete, Kiambu, Juja, Thika East, Thika West and Ruiru.
Population: Kiambu County has a total population of 2,417,600 (1,187,146 males and 1,230,454 females)
Population distribution per Sub County
1. Biashara Ward
2. Bibirioni Ward
3. Chania Ward
4. Cianda Ward
5. Gatongora Ward
6. Gatuanyaga Ward
7. Gitaru Ward
8. Githiga Ward
9. Githobokoni Ward
10. Githunguri Ward
11. Gitothua Ward
12. Gituamba Ward
13. Hospital Ward
14. Ikinu Ward
15. Juja Ward Witeithie
16. Kabete Ward
17. Kahawa Wendani Ward
18. Kahawa/Sukari Ward
19. Kalimoni Ward
20. Kamburu Ward
21. Kamenu Ward
22. Karai Ward
23. Karuri Ward
24. Kiambu Township Ward
25. Kiamwangi Ward
26. Kiganjo Ward
27. Kihara Ward
28. Kijabe Ward
29. Kikuyu Ward
30. Kinale Ward
31. Kinoo Ward
32. Kiuu Ward
33. Komothai Ward
34. Lari / Kirenga Ward
35. Limuru Central Ward
36. Limuru East Ward
37. Mang’u Ward
38. Muchatha Ward
39. Muguga Ward
40. Murera Ward
41. Mwihoko Ward
42. Mwiki Ward
43. Nachu Ward
44. Ndarugo Ward
45. Ndeiya Ward
46. Ndenderu Ward
47. Ndumberi Ward
48. Ngecha Tigoni Ward
49. Ngenda Ward
50. Ngewa Ward
51. Nyadhuna Ward
52. Nyanduma Ward
53. Riabai Ward
54. Sigona Ward
55. Theta Ward
56. Thika Township Ward
57. Ting’ang’a Ward
58. Uthiru Ward
Kiambu Governor: Kiambu so far has been under the leadership of 4 Governors.
Below are the members of Kiambu County 1st Assembly (2013-2017)








Below are the current Members of Kiambu County Assembly (2017-2022)
Sub Counties: Lari, Limuru, Gatundu North, Gatundu South, Githunguri, Kikuyu, Kiambaa, Kabete, Kiambu, Juja, Thika East, Thika West and Ruiru.
Population: Kiambu County has a total population of 2,417,600 (1,187,146 males and 1,230,454 females)
Population distribution per Sub County
- Gatundu North 109,870
- Gatundu South 122,103
- Githunguri 165,232
- Juja 300,948
- Kabete 199,653
- Kiambaa 236,400
- Kiambu 145,903
- Kikuyu 187,122
- Lari 135,303
- Limuru 159,314
- Ruiru 371,111
- Thika East 38,956
- Thika West 245,820
1. Biashara Ward
2. Bibirioni Ward
3. Chania Ward
4. Cianda Ward
5. Gatongora Ward
6. Gatuanyaga Ward
7. Gitaru Ward
8. Githiga Ward
9. Githobokoni Ward
10. Githunguri Ward
11. Gitothua Ward
12. Gituamba Ward
13. Hospital Ward
14. Ikinu Ward
15. Juja Ward Witeithie
16. Kabete Ward
17. Kahawa Wendani Ward
18. Kahawa/Sukari Ward
19. Kalimoni Ward
20. Kamburu Ward
21. Kamenu Ward
22. Karai Ward
23. Karuri Ward
24. Kiambu Township Ward
25. Kiamwangi Ward
26. Kiganjo Ward
27. Kihara Ward
28. Kijabe Ward
29. Kikuyu Ward
30. Kinale Ward
31. Kinoo Ward
32. Kiuu Ward
33. Komothai Ward
34. Lari / Kirenga Ward
35. Limuru Central Ward
36. Limuru East Ward
37. Mang’u Ward
38. Muchatha Ward
39. Muguga Ward
40. Murera Ward
41. Mwihoko Ward
42. Mwiki Ward
43. Nachu Ward
44. Ndarugo Ward
45. Ndeiya Ward
46. Ndenderu Ward
47. Ndumberi Ward
48. Ngecha Tigoni Ward
49. Ngenda Ward
50. Ngewa Ward
51. Nyadhuna Ward
52. Nyanduma Ward
53. Riabai Ward
54. Sigona Ward
55. Theta Ward
56. Thika Township Ward
57. Ting’ang’a Ward
58. Uthiru Ward
Kiambu Governor: Kiambu so far has been under the leadership of 4 Governors.
- William Kabogo (First )
- Ferdinard Waititu (Second)
- James Nyoro (Third)
- Kimani Wamatangi (Current)
Below are the current Members of Kiambu County Assembly (2017-2022)