Ballymoney is a town and civil parish in County Antrim, Northern Ireland. It is within the Causeway Coast and Glens Borough Council area. The civil parish of Ballymoney is situated in the historic baronies of Dunluce Upper and Kilconway in County Antrim, as well as the barony of North East Liberties of Coleraine in County Londonderry. It had a population of 11,048 people at the 2021 Census.

County Antrim is one of the six counties of Northern Ireland, located within the historic province of Ulster. Adjoined to the north-east shore of Lough Neagh, the county covers an area of 3,086 square kilometres (1,192 sq mi) and has a population of 651,321, as of the 2021 census. County Antrim has a population density of 211 people per square kilometre or 546 people per square mile. It is also one of the thirty-two traditional counties of Ireland.