Nairobi County one of the most rapid growths in urban centers. This is unlikely to slow down any time soon because the population in Kenya increases by an average of about 3%. Source: OpenDataKenya Source: OpenDataKenya Worldbank Nairobi County Nairobi County is one of the 47 counties of Kenya. The smallest yet most populous of the counties, it is coterminous with the city of Nairobi, which is also the capital and largest city of Kenya. Nairobi County was founded in 2013 on the same boundaries as Nairobi Province, after Kenya's 8 provinces were subdivided into 47 counties. The county is composed of
History of Nairobi plague and the subsequent burning down of the original town. By 1905, Nairobi was a humming commercial center and replaced Mombasa as capital of the British East Africa. The city expanded, supported by the growth in administrative functions and in tourism, initially in the form of British big game hunting. As the British colonialists explored the region, they began using Nairobi as their first stop. This prompted the colonial government to build several grand hotels in the city for British tourists and big game hunters. Nairobi continued to grow under British rule, and many Britons settled within the city's suburbs.