This is a list of all sub-counties in Tharaka Nithi County as of 2018. Tharaka Nithi County is one of the 47 counties in Kenya which is located in the former Eastern Province. It covers an area of 2,662.1 km2 and has an estimated population of 478,570 people. It’s headed by Governor Muthomi Njuki who was elected in the 2017 general elections using a Jubilee Party ticket. Tharaka Nithi County has six sub-counties which we have listed below. Sub-counties are decentralized units for the delivery of services at the counties which are headed by a sub-county administrator, appointed by a County Public Service Board.