Counties in Kenya from the Largest to the Smallest

This is a list of all the 47 counties in Kenya. The list is arranged from the largest county to the smallest county.

counties in kenya

At the moment, Turkana is the largest county in Kenya while the smallest county is Mombasa.

Turkana covers an area of 71,597.8 km² while Mombasa covers an area of 212.5km².

Without further ado, let’s hop into the list.

CountySize in Km2Capital
Turkana71,597.8Lodwar Town
Marsabit66,923.1Marsabit Town
Wajir55,840.6Wajir Town
Garissa45,720.2Garissa Town
Tana River35,375.8Hola Town
Mandera25,797.7Mandera Town
Isiolo25,336.1Isiolo Town
Kitui24,385.1Kitui Town
Kajiado21,292.7Kajiado Town
Samburu20,182.5Maralal Town
Narok17,921.2Narok Town
Taita–Taveta17,083.9Mwatate Town
Kilifi12,245.9Kilifi Town
Baringo11,075.3Kabarnet Town
Laikipia8,696.1Nanyuki Town
West Pokot8,418.2Kapenguria Town
Kwale8,270.3Kwale Town
Makueni8,008.9Makueni Town
Nakuru7,509.5Nakuru City
Meru7,003.1Meru Town
Lamu6,497.7Lamu Town
Machakos5,952.9Machakos Town
Homa Bay3,154.7Homa Bay Town
Nyandarua3,107.7Ol Kalou Town
Elgeyo-Marakwet3,049.7Iten Town
Kakamega3,033.8Kakamega Town
Uasin Gishu2,955.3Eldoret Town
Nandi2,884.5Kapsabet Town
Tharaka-Nithi2,609.5Kathwana Town
Migori2,586.4Migori Town
Embu2,555.9Embu Town
Siaya2,496.1Siaya Town
Trans-Nzoia2,469.9Kitale Town
Kericho2,454.5Kericho Town
Kiambu2,449.2Kiambu Town
Nyeri2,361.0Nyeri Town
Murang’a2,325.8Murang’a Town
Bungoma2,206.9Bungoma Town
Kisumu2,009.5Kisumu City
Bomet1,997.9Bomet Town
Busia1,628.4Busia Town     
Kisii1,317.9Kisii Town
Kirinyaga1,205.4Kerugoya Town 
Nyamira912.5Nyamira Town
Nairobi 694.9Nairobi City
Vihiga531.3Mbale Town
Mombasa 212.5Mombasa City

According to the recently concluded 2019 census, Nairobi is the most populous county in Kenya. The county has a population of more than 4.3 million people. According to these statistics, there are about 6195 people living per 1 Km2 (247 acres) in Nairobi County.

The least populated county in Kenya is Lamu county. The county has a population of 143,920 people. Based on these statistics, there are 22 people living per 1 Km2 (247 acres) in Lamu County.

Point to Note: Nairobi County is best place to live for digital nomads while Nakuru County, Mombasa County, and Eldoret County are the best for Expats, History Lovers and Athletes respectively.

Check Out

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  2. National Schools in Kenya
  3. A Journey of Serenity: 10 Best and Beautiful Waterfalls in Kenya
  4. Top 10 Tallest Buildings in Kenya
  5. Top 10 Best Towns and Cities to Visit and Live in Kenya
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