The Bourkes were established at Carrowkeel in the parish of Addergoole, barony of Tirawley, Co Mayo, from at least the 17th century. At the time of Griffith's Valuation Walter Bourke held ten townlands in the parish of Addergoole and three townlands in the parish of Crossmolina. He died in 1871 leaving one daughter who was married to Francis Comyn of Woodstock, county Galway and his estate passed to the Comyns. His younger brother was Isidore Bourke of Curraghleagh.
Contemporary printed sources
- M'PARLAN, James. ''Statistical survey of the county of Mayo''. Dublin: Royal Dublin Society, 1802: 101
- LEET, Ambrose. ''A directory to the market towns, villages, gentlemen's seats, and other noted places in Ireland''. Dublin: Printed by B. Smith, 1814 : 95
- ORDNANCE SURVEY NAME BOOKS, County Mayo: Vol I, 114 & 148
- LEWIS, Samuel. ''A Topographical Dictionary of Ireland''. London: S. Lewis & Co., 1837: Vol I, 10
- ''GRIFFITH'S VALUATION OF IRELAND'[Primary Valuation of Tenements]', 1850-1858. : Castlebar Union, 160