Ballyhalbert is a small village and townland in County Down, Northern Ireland. It is on the east coast of the Ards Peninsula between Ballywalter and Portavogie. It is largely residential and has a small harbour and large caravan site which was formerly a Royal Air Force airfield, RAF Ballyhalbert, during World War II. It is within the Ards and North Dow…Ballyhalbert is a small village and townland in County Down, Northern Ireland. It is on the east coast of the Ards Peninsula between Ballywalter and Portavogie. It is largely residential and has a small harbour and large caravan site which was formerly a Royal Air Force airfield, RAF Ballyhalbert, during World War II. It is within the Ards and North Down Borough. It had a population of 1,026 people in the 2011 Census, up from 447 people in the 2001 Census.