Full List Of 47 Counties In Kenya 2025 | Codes & Headquarters

List Of 47 Counties In Kenya 2025… Are you looking for the List Of 47 Counties In Kenya in 2025? If yes, then this informative article is for you. You will be given detailed information about the List Of 47 Counties In Kenya 2025, Codes, And Headquarters.

Kenya has 47 counties, and forms county governments. Governors are elected by registered voters. With all this in place, the executive authority of the county is vested in, and exercised by a county executive committee.

List Of 47 Counties In Kenya And Their Headquarters

The 47 counties have specific codes right from the first one to the last one. The coding was put in terms of numbers from county 001 up to county 047. The numbering was done with consideration to the previous arrangement of provinces before the new constitution was promulgated, leading to the creation of county governments. Below is a comprehensive list of counties in Kenya and their codes.

1. Mombasa County – 001

Top on the list of Kenyan counties in Mombasa County. It is based in the former coastal region. As a result of the census carried out in 2019, it had a population of 1.2 million. Its capital city is Mombasa, and it has an area of 294.7 square kilometres.

Mombasa is famous for its luxurious hotels, which bring in revenue due to its tourist features. The governor here is Mr Hassan Ali Joho. They brag a possession of one of the two ports in Kenya. They have a saying, “Pwani si Kenya” to show that they live a more relaxed life compared to other regions in the country.

2. Kwale County – 002

This is the second county which is also situated in the former Coast region. Their population as of the last census held in 2019 was 866,820. The capital is Kwale, but the largest town in Ukunda. It has an area of 8270.3 square kilometres. It is also famous as a tourist attraction site.

3. Kilifi County – 003

This is the third county by numeric, and it is also located in the former Coast region. It has a population of 1,453,787 as of the most recent census held in the year 2019.

Its capital is Kilifi, and it has an area of 12,245.9 square kilometres. It has some of the most breathtaking tourist sites like Diani Beach, where the sunrise can be beautifully captured.

4. Tana River County – 004

This is the fourth county in Kenya, and it as well falls under the former Coast region. According to the last census conducted countrywide, its population was estimated at 315,943.

The capital is Hola, and it covers an area of 35,375.8 square kilometres. It is famous since it has the Tana River flowing through, which connects to the Indian Ocean.

5. Lamu County – 005

This comes forth as the fifth county in Kenya, which is in the former Coast region. It has a population of 143,920, and its capital is Lamu.

It has an area of 6,497.7 square kilometres. It is commonly known in Kenya because it is an island that has been there for ages and has quite several historic features.

6. Taita Taveta County – 006

This is the sixth county in Kenya, and it’s located in the former Coast region. It has a population of 340,671 based on the results of the census held in 2019. The headquarters are in Mwatate, and it has an area of 17,083.9 square kilometres. Taita Taveta is famous for ranches, sanctuaries and estates, which all play a part in boosting tourism in the county.

7. Garissa County – 007

This is the seventh county in Kenya, and it is located in the former North Eastern province. As per the census conducted in 2019, it has a population of 841,353. The capital is Garissa, and it has an area of 45,720.2 square kilometres. Garissa is famous for the large number of refugee camps which include Dadaab.

8. Wajir County – 008

This is the eighth county in Kenya, and it is located in the former North-Eastern region. It has a population of 781,263 per the figures released after the 2019 national census. The capital is Wajir, and it has an area of 55,840.6 square kilometres. Wajir is famous because of its position near Somalia.

9. Mandera County – 009

This is the ninth county in Kenya, and it is in the former North Eastern province. It has a population of 1,234,554, according to the census held in 2019. It has an area of 25,797.7 square kilometres, and its capital is Mandera.

10. Marsabit County – 010

This is one of the counties located in the former Eastern region. The most recent census revealed that it has a population of 459,785. Its headquarters are in Marsabit town.

It covers an area of 66,823.1 square kilometres. The county is famous for bordering the eastern shore of Lake Turkana, and it also has a huge chunk of the Chalbi desert within.

11. Isiolo County – 011

This is the eleventh of forty-seven counties in Kenya, and it is based in the former Eastern region. It has a population of 268,002 as per the 2019 census, and its capital is the town of Isiolo. It covers an area of 25,336.1 square kilometres. Isiolo is famous because of the Ewaso Nyiro River, which flows through it. It is also a dynamic country as it is multicultural.

13. Meru County – 012

This is the twelfth county in the Kenyan Republic and is located in the former Eastern province. It has a population of 1,545,714 after the statistics of the census carried out in 2019. The capital is Meru. It covers an area of 6,930.1 square kilometres. Meru is famous for its khat-growing skills.

13. Tharaka Nithi County – 013

This is the thirteenth county in Kenya and is located in the former Eastern province. In the last census, its population was estimated at 393,177. Tharaka Nithi has an area of 2,409.5 square kilometres, and the capital is Kathwana town.

14. Embu County – 014

This is the fourteenth county in Kenya, located in the former Eastern province. It had a population of 608,599 in the last census conducted in 2019. Embu sits on an area of 2,555.9 square kilometres, and the capital is Embu town.

15. Kitui County – 015

This is the fifteenth county in Kenya which is located in the former Eastern region. It has a population of 1,136,187, according to the numbers revealed after the census. It has an area of 24,385.1 square kilometres, and the capital is Kitui town. It is famous for the Nzambani rock, which is a major tourist attraction in the county.

16. Machakos County – 016

This is the sixteenth county in the Kenyan Republic and is located in the former Eastern region. After the census, it was found to have a population of 1,421,932. It has an area of 5,952.9 square kilometres, and the capital is Machakos town.

17. Makueni County – 017

This is the seventeenth county and is located in the former Eastern region. After the census held in the year 2019, it was revealed that it has a population of 987,653. Makueni has a total area of 8,008.9 square kilometres, and its capital is Wote Town.

18. Nyandarua County – 018

This is the eighteenth county in Kenya, and it is situated in the former Central region. It was found to have a population of 638,289 after the 2019 census. Nyandarua has an area of 3,107.7 square kilometres, and its capital is Ol Kalou town. It is famous for the growing of pyrethrum flowers used in making insecticides.

19. Nyeri County – 019

This is the nineteenth county in Kenya, located in the former Central region. It was found to have a population of 759,164 after the 2019 census. Nyeri has an area of 2,361.0 square kilometres, and its capital is Nyeri town.

20. Kirinyaga County – 020

This is the twentieth county in Kenya, located in the former Central region. It was found to have a population of 610,411 after the 2019 census. Kirinyaga covers an area of 1,205.4 square kilometres, and its capital is Kerugoya/ Kutus.

21. Murang’a County – 021

This is the twenty-first county, located in the former Central region. It was found to have a population of 1,056,640 in the 2019 census. Murang’a has an area of 2,325.8 square kilometres, and its capital is Murang’a town.

22. Kiambu County – 022

Kiambu County is located in the former Central region of Kenya. It has a population of 12.418 million. It covers an area of 2,449.2 square kilometres, and its capital is Kiambu town.

23. Turkana County – 023

Turkana County has a population of 926,976. It covers an area of 71,597.8 square kilometres, and its capital is Lodwar town. It is famous because of Lake Turkana, where fishing and tourism take place.

24. West Pokot County – 024

This county is located in the former Rift Valley region. It has a population of 621,241 and covers an area of 8,418.2 square kilometres, and its capital is Kapenguria.

25. Samburu County – 025

This county is located in the former Rift Valley region. It has a population of 310,327. It covers an area of 20,182.5 square kilometres, and its capital is Maralal.

26. Trans-Nzoia County – 026

This county is in the former Rift Valley region. It has a population of 990,341 as per the results of the 2019 census. Trans-Nzoia covers an area of 2,469.9 square kilometres, and its capital is Kitale.

27. Uasin Gishu County – 027

Uasin Gishu County is in the former Rift Valley region. It has a population of 1,163,186. Uasin Gishu covers an area of 2,955.3 square kilometres, and its capital is Eldoret. This county is famous for its huge maize plantations.

28. Elgeyo Marakwet County – 028

This county lies in the former Rift Valley region. It has a population of 454,480. Elgeyo Marakwet covers an area of 3,049.7 square kilometres, and its capital is Iten.

29. Nandi County – 029

This county falls under the former Rift Valley region. It has a population of 885,711 based on the results of the census held in 2019. It covers an area of 2,884.5 square kilometres, and its capital is Kapsabet.

30. Baringo County – 030

This county is in the former Rift Valley region, and it has a population of 666,763. It covers an area of 11,075.3 square kilometres, and its capital is Kabarnet. This is where the former Kenyan president Daniel Moi’s home is located.

31. Laikipia County – 031

This county lies within the former Rift Valley region. It has a population of 518,560. Laikipia covers an area of 8,696.1 square kilometres, and its capital is Rumuruti. 

32. Nakuru County – 032

This county lies in the former Rift Valley region. It has a population of 2,162,202. Nakuru covers an area of 7,509.5 square kilometres, and its capital is Nakuru town. It is famous because of Lake Nakuru.

33. Narok County – 033

This is one of the counties in the former Rift Valley region. It has a population of 1,157,873. Narok covers an area of 17,921.2 square kilometres, and its capital is Narok town. 

34. Kajiado County – 034

This county lies in the former Rift Valley region. It has a population of 1,117,840. It covers an area of 21,292.7 square kilometres, and its capital is Kajiado town. It is the home to the Maasai people who always abide by their culture.

35. Kericho County – 035

It lies in the former Rift Valley region. Kericho boasts a population of 901,777. It covers an area of 2,454.5 square kilometres, and its capital is Kericho town. It is famous for its large tea plantations.

36. Bomet County – 036

It lies in the former Rift Valley region. Bomet has a population of 875,689. It covers an area of 1,997.9 square kilometres, and its capital is Bomet town. He was sworn in after Joyce Laboso succumbed to cancer in 2019.

37. Kakamega County – 037

Kakamega County is situated in the former Western Region. It is one of the most famous counties in Kenya. Kakamega has a population of 1,867,579 square kilometres. It covers an area of 3,033.8 square kilometres, and its capital is Kakamega town. 

38. Vihiga County – 038

This county lies in the former Western province. It has a population of 590,013. Vihiga covers an area of 531.3 square kilometres, and its capital is Vihiga.

39. Bungoma County – 039

This county lies in the former Western province. It has a population of 1,670,570 and covers an area of 2,206.9 square kilometres. The headquarters are in Bungoma town.

40. Busia County – 040

This county is in the former Western province. It has a population of 893,681 and covers an area of 1,628.4 square kilometres. Its headquarters are in Busia town. It is famous as a border trade centre for Uganda and Kenya since it lies within the border.

41. Siaya County – 041

This county is located in the former Nyanza province. It has a population of 993,183 and its area is estimated at 2,496.1 square kilometres. Siaya town hosts the county headquarters.

42. Kisumu County – 042

This county is found within the former Nyanza province. It has a population of 1,155,574. Kisumu covers an area of approximately 2,009.5 square kilometres, and the capital is Kisumu Town. It is famous for Lake Victoria.

43. Homa Bay County – 043

This county is within the former Nyanza region. It has a population of 1,131,950. The county covers an area of 3,154.7 square kilometres, and its capital is Homa Bay town.

44. Migori County – 044

Migori County is found in the former Nyanza province. It has a population of 1,116,436. Migori covers an area of 2,586.4 square kilometres, and the capital is Migori town. It is famous because of the gold deposits that are found here.

45. Kisii County – 045

This county is situated in the former Nyanza region. It has a population of 1,266,860. It covers an area of 1,317.9 square kilometres, and its capital is Kisii town. It is famous because of the sweet bananas that grow here.

46. Nyamira County – 046

This county is located in the former Nyanza region. It has a population of 605,576. It covers an area of 912.5 square kilometres, and the capital is Nyamira town. 

47. Nairobi County – 047

This county is located in the former Nairobi province. It has a whopping population of 4,397,073. It’s the smallest county in Kenya. Nairobi has an area of 694.9 square kilometres, and its capital is Nairobi city. It is a metropolitan county and has a lot of job opportunities, hence the high population.

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