1901 DED	1901 Townland	1911 Townland	1911 DED	Barony	Parish	Union
Castletown	Williamstown
Castletown	Butlerstown	Butlerstown	Castletown
Castletown	Carnacop	Carnacop	Castletown	Morgallion	Castletown	Navan
Castletown	Castletown	Castletown	Castletown
Castletown	Clooney	Clooney	Castletown	Morgallion	Drakestown	Navan
Castletown	Dowdstown	Dowdstown	Castletown
Castletown	Drakestown	Drakestown	Castletown	Morgallion	Drakestown	Navan
Castletown	Fringestown	Fringestown	Castletown	Morgallion	Castletown	Navan
Castletown	Grange	Grange	Castletown
Castletown	Headstown	Headstown	Castletown	Morgallion	Castletown	Navan
Castletown	Julianstown	Julianstown	Castletown
Castletown	Knightstown	Knightstown	Castletown	Morgallion	Kilshine	Navan
Castletown	Knock	Knock	Castletown	Morgallion	Knock	Navan
Castletown	Leggagh	Leggagh	Castletown	Morgallion	Drakestown	Navan
Castletown	Mountainstown	Mountainstown	Castletown	Morgallion	Kilshine	Navan
Castletown	Painestown	Painestown	Castletown
Castletown	Raffin	Raffin	Castletown	Morgallion	Drakestown	Navan
Castletown	Stephenstown	Stephenstown	Castletown	Morgallion	Castletown	Navan
Castletown	Yellovleas	Yellowleas	Castletown	Morgallion	Castletown	Navan