Marsabit County is a county in Kenya. It is located in the north of the country, bordering Ethiopia and occupying the eastern shore of Lake Turkana. Its capital is Marsabit, but the most important locality is the divided city of Moyale. The total population of the county is 291 166 inhabitants according to the 2009 census. The homonymous national park of Marsabit is within the limits of the county.