County Antrim (named after the town of Antrim, from Irish: Aontroim, meaning "lone ridge") is one of six counties that form Northern Ireland and one of the nine counties of the province of Ulster, situated in the north-east of the island of Ireland. Adjoined to the north-east shore of Lough Neagh, the county covers an area of 1,176 square miles (3,045.8 km2) and has a population of about 679,800. County Antrim has a population density of 578.08 people/square mile (223.2 people/km2).
The Glens of Antrim offer isolated rugged landscapes, the Giant's Causeway is a unique landscape and a LONESCO World Heritage Site, Bushmills produces whiskey, and Portrush is a popular seaside resort and night-life area. The majority of Belfast, the capital city of Northern Ireland, is in County Antrim, with the remainder being in County Down.
It is currently one of only two counties of Ireland to have a majority of the population from a Protestant background, according to the 2001 census. The other is County Down to the south.