Sherlock considers future following boundary shift 

The transfer of Mallow to Cork North-Central could force Labour TD Seán Sherlock to run that constituency. Picture: Gareth Chaney/Collins

An extra Dáil seat is up for grabs in Cork North-Central as it moved from a four- to a five-seat constituency

Ballincollig, with a population of 20,497, transfers from Cork North-West and the three divisions in the Mallow area, with a population of 14,408, transfer from Cork East.