Nyeri County is located in the central highlands of the country and is situated between longitudes 36038’ East and 37020’ East and between the equator and latitude 00 380 south.

It lies 150Km North of Nairobi, straddling two mountain massifs -the western slopes of Mount Kenya and the eastern base of the Aberdare (Nyandarua) Range which forms part of the Eastern end of the Great Rift Valley.

 Capital

Its capital is Nyeri, a colonial town which was the centre of the Happy Valley settlers, a group of British aristocrats and adventurers who became famous for their infamous decadent lifestyles and exploits in the first half of the 20th century.

 Area

It covers an area of 3,337.1Km2 according to the 2009 Kenya Population and Housing Census.

Population

According to the 2009 Kenya Population and Housing Census, Nyeri County had a population of 693,558 with 208 people per Km2 and an annual growth rate of 0.8%. The age distribution is 0-14 years 33.8%, 15-64 years 59.7% and 65+ years 6.5%.

Climate

The County experiences equatorial rainfall due to its location within the highland equatorial zone of Kenya. It receives rainfall amounts of between 550mm and 1,500mm per annum with the long rains occur from March to May while the short rains occur between October and December. Temperatures range from a mean annual minimum of 12°C to a mean maximum of 27°C.