Ongata Rongai is a town located in Kajiado North, Kajiado County, Kenya. The town is situated 17 km (10.6 mi) south of the Nairobi CBD, East of the Ngong hills, and within the greater Nairobi Metropolitan Region. It lies 1,731meters above sea level. According to the 2019 Census, it is the most populous town in Kajiado County and eleventh largest urban centre by population in Kenya.