Carrickfergus (from Irish: Carraig Fhearghais, meaning "rock of Fergus"), known locally and colloquially as "Carrick", is a large town in County Antrim, Northern Ireland. It is located on the north shore of Belfast Lough, 11 miles (18 km) from Belfast.
The town had a population of 27,201 at the 2001 Census and takes its name from Fergus Mór mac Eirc, the 6th-century king of Dál Riata. It is County Antrim's oldest town and one of the oldest settlements in Northern Ireland as a whole. Carrickfergus is the administrative centre for Carrickfergus Borough Council and forms part of the Belfast Metropolitan Area.From Wikipedia - click for full entry