Beaches in County Antrim Map featuring County Antrim beaches. Click on pins to view beach details. The beach guide has 15 beaches listed in County Antrim. Ballycastle Ballygally Brown's Bay Carnlough Curran (East) Strand Portrush Cushendall Cushendun Giant's Causeway Glenarm Mill Strand Portrush Rathlin Island Runkerry Beach Portballintrae Waterfoot Whitepark Bay Whiterocks Beach