Newtownabbey is a large settlement north of Belfast in County Antrim, Northern Ireland. Sometimes considered to be a suburb of Belfast, it is separated from the rest of the city by Cavehill and Fortwilliam golf course. At the 2011 Census, Metropolitan Newtownabbey Settlement had a population of 65,646, making it the third largest settlement in Northern Ireland. It is part of Antrim and Newtownabbey Borough Council.