1901 DED	1901 Townland	1911 Townland	1911 DED	Barony	Parish	Union
Castlelyons	Castlelyons Town			Barrymore	Castlelyons	Fermoy
Castlelyons	Ballyarra	Ballyarra	Castlelyons	Barrymore	Castlelyons	Fermoy
Castlelyons	Ballyoran	Ballyoran	Castlelyons	Barrymore	Castlelyons	Fermoy
Castlelyons	Bridesbridge Town	Bridebridge Town	Castlelyons	Barrymore	Castlelyons	Fermoy
Castlelyons	Corrin	Corrin	Castlelyons	Barrymore	Castlelyons	Fermoy
Castlelyons	Deerpark	Deerpark	Castlelyons	Barrymore	Castlelyons	Fermoy
Castlelyons	Farran North	Farran North	Castlelyons	Barrymore	Castlelyons	Fermoy
Castlelyons	Farran South	Farran South	Castlelyons	Barrymore	Castlelyons	Fermoy
Castlelyons	Glenarousk	Glenarousk	Castlelyons	Barrymore	Castlelyons	Fermoy
Castlelyons	Killsaintann's North	Kill St. Anne North	Castlelyons	Barrymore	Castlelyons	Fermoy
Castlelyons	Killsaintann's South	Kill St. Anne South	Castlelyons	Barrymore	Castlelyons	Fermoy
Castlelyons	Mohera	Mohera	Castlelyons	Barrymore	Castlelyons	Fermoy
Castlelyons	Spurree	Spurree	Castlelyons	Barrymore	Castlelyons	Fermoy