Chikun is a Local Government Area in central Kaduna State, Nigeria. It has an area of about 4,466 km², and had a population of 372,272 as …Chikun is a Local Government Area in central Kaduna State, Nigeria. It has an area of about 4,466 km², and had a population of 372,272 as at the 2006 census. Its headquarters is located in the town of Kujama. The postal code of the area is 2438000.