1901 DED	1901 Townland	1911 Townland	1911 DED	Barony	Parish	Union
Erriff	Aillebaun	Aillebaun	Erriff	Murrisk	Aghagower	Westport
Erriff	Derrintin	Derrintin	Erriff	Murrisk	Aghagower	Westport
Erriff	Erriff	Erriff	Erriff
Erriff	Glennacally	Glenacally	Erriff	Murrisk	Aghagower	Westport
Erriff	Glendavock	Glendavock	Erriff	Murrisk	Aghagower	Westport
Erriff	Glenummera	Glenummera	Erriff
Erriff	Letterass	Letterass	Erriff	Murrisk	Aghagower	Westport
Erriff	Littermaglinskin	Letternaglinskin	Erriff
Erriff	Srahatloe	Srahatloe	Erriff	Murrisk	Aghagower	Westport
Erriff	Srahlea	Srahlea	Erriff	Murrisk	Aghagower	Westport