The Samburu National Reserve is located on the banks of the Ewaso Ng'iro river in Kenya; on the other side of the river is the Buffalo Springs National Reserve in Northern Kenya. It is 165 km² in size and 350 kilometers from Nairobi and ranges in altitude from 800 to 1230m above sea level. Geographically, it is located in Samburu District of the Rift Valley Province.