1901 DED	1901 Townland	1911 Townland	1911 DED	Barony	Parish	Union
Blackrock	Ballypheane East			Cork		Cork
Blackrock	Part of Form N and note			Cork		Cork
Blackrock	Ballincurrig	Ballincurrig	Blackrock	Cork	St. Finbar's	Cork
Blackrock	Ballinlough	Ballinlough	Blackrock	Cork	St. Finbar's	Cork
Blackrock	Ballintemple	Ballintemple	Blackrock	Cork	St. Finbar's	Cork
Blackrock	Ballintemple Town	Ballintemple Town	Blackrock	Cork	St. Finbar's	Cork
Blackrock	Ballinure	Ballinure	Blackrock	Cork	St. Finbar's	Cork
Blackrock	Ballyphane West	Ballyphehane	Blackrock	Cork	St. Finbar's	Cork
Blackrock	Blackrock Town	Blackrock Town	Blackrock	Cork	St. Finbar's	Cork
Blackrock	Browningstown	Browningstown	Blackrock	Cork	St. Finbar's	Cork
Blackrock	Coppingersstang	Coppingerstang	Blackrock	Cork	St. Finbar's	Cork
Blackrock	Dundanion	Dundanion	Blackrock	Cork	St. Finbar's	Cork
Blackrock	Killeenreendowney East	Killeenreendowney	Blackrock	Cork	St. Finbar's	Cork
Blackrock	Knockrea (in 2 separate folders)	Knockrea	Blackrock	Cork and Muni. Borough	St. Nicholas	Cork
Blackrock	Mahon	Mahon	Blackrock	Cork	St. Finbar's	Cork
Blackrock	Raheen and Cooleen	Raheen and Cooleen	Blackrock	Cork	St. Nicholas	Cork
Blackrock	Skahabeg North	Skahabeg	Blackrock	Cork	St. Nicholas	Cork
Blackrock	Skahabeg South	Skahabeg	Blackrock	Cork	St. Nicholas	Cork
Blackrock	Spittallands - Pouladuff town	Spital Lands Pouladuff Town	Blackrock	Cork		Cork
Blackrock	Spittallands (part)	Spittallands	Blackrock	Cork		Cork