Tana River County is a county in the former Coast Province, Kenya. It is named after the Tana River. It has an area of 35,375.8 square kilometres (13,658.7 sq mi) and a population of 240,075 according to the 2009 census. The capital and largest town is Hola (sometimes known as Galole).The major ethnic groups are the Pokomo, many of whom are farmers, and the Orma and Wardey, who are predominantly nomadic. The county is generally dry and prone to drought.