Population

Nairobi (City) is the top region by population in Kenya. As of 2009, population in Nairobi (City) was 3.14 million persons that accounts for 8.09% of Kenya's population. The top 5 regions (others are Kiambu, Kakamega, Nakuru, and Meru) account for 24.93% of it. Kenya's total population was estimated at 38.8 million persons in 2009.