Kiambu is a town in
Kiambu County,
Kenya. It has an urban population of 88,869. It is the capital of the
Kiambu County, which bounds the northern border of
Nairobi. Other proximate towns are
Ruiru (east of Kiambu),
Gatundu (NE),
Limuru (NW) and
Kabete (SW). The town is surrounded by hilly
Kikuyu farmland although is under urbanisation as Nairobi is growing fast and more people settle in neighbouring towns. Kiambu is seen as a future anchor to the capital city Nairobi which is undergoing rapid development with limited space for growth. Apart from central Kiambu, there are villages such as
Ndumberi, Riabai, Kihingo, Ngegu, Kanunga and Kangoya among others. The town's administration is under the County Government of Kiambu, which came into force with the
promulgation of Kenya's constitution in 2010. Kiambu is also center of Kiambaa, an administrative division and electoral constituency of Kiambu District.