Alternative names

The following alternative names exist:

Name	Status	Language	Start	End	Authority
CASTLEREAGH	Preferred	English			UK Government, Census of Ireland. 1871. Alphabetical index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1877), p. 759.
CASTLEREA	Alternate	English			Poor Law (Ireland). Returns of the date of the formation of each union in Ireland, and of unions in which the provisions of the act 6 & 7 Vict. c 92, have been acted on, in respect of fever patients

Unit associations

We know of no associations with other units.

Unit history

This unit was part of the following units:

Name	Type	Start	End	Authority
MAYO	Irish County			UK Government, Census of Ireland. 1871. Alphabetical index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1877), p. 759.
ROSCOMMON	Irish County			UK Government, Census of Ireland. 1871. Alphabetical index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1877), p. 759.

Boundary changes

We know of no boundary changes affecting this unit.

Lower level units

This unit contained the following units:

Name	Type	Start	End	Authority
BALLINTOBER	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 909.
BALLYNAKILL	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 911.
BASLICK	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 912.
CASTLEMORE	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 914.
CLOONYGORMICAN	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 917.
DRUMATEMPLE	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 921.
ELPHIN	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 923.
KILBEAGH	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 928.
KILCOLMAN	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 930.
KILCORKEY	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 930.
KILKEEVIN	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 932.
KILNAMANAGH	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 938.
KILTULLAGH	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 940.
SHANKILL	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 952.
TIBOHINE	Irish Civil Parish			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 955.
BALLAGHADERREEN	Irish Town			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 40.
BALLINLOUGH	Irish Town			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 51.
BELLANAGARE	Irish Town			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 147.
CASTLEPLUNKET	Irish Town			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 229.
CASTLEREAGH	Irish Town			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 230.
FRENCHPARK	Irish Town			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 457.
LOUGHGLINN	Irish Town			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 673.