The 2011 census of Ireland lists the census town of Kinsaley, in the electoral divisions of Kinsaley and Balgriffin, with a population of 214 people. This should not be confused with the census town of Kinsealy–Drinan, which is a suburb of Swords with a population of 5,814 in the townland of Drinan at the north of the electoral division of Kinsaley. The electoral division of Kinsaley also includes parts of the census towns of Swords, Portmarnock, and Malahide. and had a 2011 population of 8,475 people, up from 5,526 in 2006.
