1901 DED	1901 Townland	1911 Townland	1911 DED	Barony	Parish	Union
Thomastown	Clonmoyle East	Clonmoyle	Thomastown
Thomastown	Clonmoyle West	Clonmoyle, West	Thomastown	Offaly East	Rathangan	Edenderry
Thomastown	Ellistown	Ellistown	Thomastown	Offaly East	Rathangan	Edenderry
Thomastown	Grangeclare	Grangeclare	Thomastown	Offaly East	Grangeclare	Edenderry
Thomastown	Kiltaghan North	Kiltaghan, North	Thomastown	Offaly East	Rathangan	Edenderry
Thomastown	Kiltaghan South	Kiltaghan, South	Thomastown	Offaly East	Rathangan	Edenderry
Thomastown	Knocknagalliagh	Knocknagalliagh	Thomastown	Offaly East	Kildare	Edenderry
Thomastown	Mountprospect	Mountprospect	Thomastown	Offaly East	Rathangan	Edenderry
Thomastown	Mullantine	Mullantine	Thomastown	Offaly East	Rathangan	Edenderry
Thomastown	Rathwalkin	Rathwalkin	Thomastown	Offaly East	Kildare	Edenderry
Thomastown	Redhills	Redhills	Thomastown	Offaly East	Kildare	Edenderry
Thomastown	Thomastown East	Thomastown, East	Thomastown	Offaly East	Thomastown	Edenderry
Thomastown	Thomastown West	Thomastown, West	Thomastown	Offaly East	Thomastown	Edenderry
Thomastown	Tullylost	Tullylost	Thomastown	Offaly East	Rathangan	Edenderry
Thomastown	Watergrange	Watergrange	Thomastown	Offaly East	Grangeclare	Edenderry