1901 DED	1901 Townland	1911 Townland	1911 DED	Barony	Parish	Union
Illies	Ballymajor Upper Lower Clonblask	Ballymagon, Upper and Lower and Clonblosk	Illies
Illies	Ballynakeeloge	Ballynakeeloge	Illies	Inishowen West	Fahan Lower	Inishowen
Illies	Clunagh	Cleenagh	Illies	Inishowen West	Fahan Lower	Inishowen
Illies	Connaghkinnogoe	Connaghkinnagoe	Illies	Inishowen West	Fahan Lower	Inishowen
Illies	Drummunderry Upper, Lower	Druminderry Upper and Lower	Illies
Illies	Evishbreedy	Evishbreedy	Illies	Inishowen West	Fahan Lower	Inishowen
Illies	Fallask	Fallask	Illies	Inishowen West	Fahan Lower	Inishowen
Illies	Foffonagh	Foffanagh	Illies	Inishowen West	Fahan Lower	Inishowen
Illies	Illies	Illies	Illies	Inishowen West	Fahan Lower	Inishowen
Illies	Kinnagoe	Kinnagoe	Illies	Inishowen West	Fahan Lower	Inishowen
Illies	Meenamullaghan	Meenamullaghan	Illies	Inishowen West	Fahan Lower	Inishowen
Illies	Meendacalliagh	Meendacalliagh	Illies	Inishowen West	Fahan Lower	Inishowen
Illies	Owenboy	Owenboy	Illies
Illies	Stranarlea	Stranaclea	Illies	Inishowen West	Fahan Lower	Inishowen