Castlevennon
Is ainm dó Caiseal Uí Bheannacháin
Townland in Balloolymore electoral division, Garvaghy civil parish, Iveagh Upper, Lower Half barony, County Down, Ireland.
1848–1864
Griffith's Valuation
1901
National Census
1911
National Census
1926
National Census
Coming Soon
1926 census data will be available shortly.