Largest Cities in Nairobi County

Top 5 cities ranked by largest cities

Largest Cities Smallest Cities Most Dense Least Dense Highest Income Lowest Income Lowest Unemployment Highest Unemployment Lowest Poverty Highest Poverty Highest Rent Lowest Rent Most Educated Youngest Cities Oldest Cities Safest Cities Highest Crime Warmest Cities Coldest Cities Rainiest Cities Driest Cities

All Countries · Kenya · Nairobi County

Largest Cities — Nairobi County

1 Nairobi 4,397,073

2 Thika 251,407

3 Lang'ata 172,569

4 Imara Daima Estate 52,837

5 Pumwani 29,616

The largest cities in Nairobi County represent major centers of economic activity, cultural influence, and population growth. Nairobi leads with a population of 4,397,073, followed by Thika and Lang'ata. These cities serve as hubs for employment, education, and innovation, attracting residents from across the country and around the world.

Population size is a key indicator of a city's economic influence and infrastructure capacity. Larger cities typically offer more diverse job markets, extensive public transit systems, and a wider range of cultural amenities. 05 dominates the top 10 with 5 cities on the list, reflecting the state's strong economic pull and quality of life.

While large populations bring economic advantages, they also present challenges including higher costs of living, traffic congestion, and housing affordability concerns. Many of these cities have experienced significant growth over the past decade, driven by job opportunities in technology, healthcare, and professional services.

Did You Know?

1. Nairobi's population is larger than that of several U.S. states.
2. 05 has 5 cities in the top 10, more than any other state.
3. The top 5 cities combined have a population of 4,903,502.

Browse Rankings by Region

Kenya — By Region

Baringo Bungoma County Busia County Garissa County Homa Bay County Kajiado County Kakamega County Kiambu County Kilifi County Kirinyaga County Kisumu County Kwale County Machakos County Makueni County Mandera County Marsabit County Meru County Migori County Murang'A Nairobi County Nakuru County Nyandarua County Nyeri County Turkana County Wajir County

By Country

Afghanistan Albania Algeria Angola Argentina Armenia Australia Austria Azerbaijan Bangladesh Belarus Belgium Benin Bolivia Bosnia and Herzegovina Botswana Brazil Brunei Bulgaria Burkina Faso Burundi Cambodia Cameroon Canada Cayman Islands Central African Republic Chad Chile China Colombia Costa Rica Croatia Cuba Cyprus Czechia Democratic Republic of the Congo Denmark Dominican Republic Ecuador Egypt El Salvador Estonia Ethiopia Finland France Gabon Gambia Georgia Germany Ghana Greece Guadeloupe Guatemala Guinea Guinea-Bissau Haiti Honduras Hong Kong Hungary India Indonesia Iran Iraq Ireland Israel Italy Ivory Coast Jamaica Japan Jordan Kazakhstan Kenya Kuwait Kyrgyzstan Laos Latvia Lebanon Lesotho Liberia Libya Lithuania Luxembourg Madagascar Malawi Malaysia Mali Malta Mauritania Mauritius Mayotte Mexico Moldova Mongolia Morocco Mozambique Myanmar Namibia Nepal New Zealand Nicaragua Niger Nigeria North Korea North Macedonia Norway Oman Pakistan Palestinian Territory Panama Papua New Guinea Paraguay Peru Philippines Poland Portugal Puerto Rico Qatar Republic of the Congo Reunion Romania Russia Rwanda Saudi Arabia Senegal Serbia Sierra Leone Singapore Slovakia Slovenia Somalia South Africa South Korea South Sudan Spain Sri Lanka Sudan Suriname Sweden Switzerland Syria Taiwan Tajikistan Tanzania Thailand The Netherlands Togo Trinidad and Tobago Tunisia Turkey Turkmenistan Uganda Ukraine United Arab Emirates United Kingdom United States Uruguay Uzbekistan Venezuela Vietnam Yemen Zambia Zimbabwe