Available Themes

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• Total Population 1821 to 1891: Population fell from 17,879 in 1821 to 16,504 in 1891.
• Occupational Structure in 1831: Out of 5,403 males aged 20 and over, 4,282 were Farmers not employing Labourers.
• Housing in 1851: 44.94 per cent of houses were classed as "Mud cabins having only one room" (the all-Ireland percentage was 13.).
• Literacy in 1851: 11.3 per cent of persons aged 5 and above could both read and write.

Here we are presenting statistics for a historical unit, which may have changed its boundaries significantly during the period covered.

Alternative names

The following alternative names exist:

Name	Status	Language	Start	End	Authority
ERRIS	Preferred	English			UK Government, Census of Ireland. 1871. Alphabetical index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1877), p. 753.
ERRIS HALF	Alternate	English			1821 Census of Ireland, Table [2], 'Ages of Persons'.
ERRIS HALF BARONY	Alternate	English			1831 Census of Ireland, Table [1], 'Abstract of Answers and Returns under the Population Acts, Ireland:- Enumeration 1831.'.

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. 753.

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
KILCOMMON	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.
KILMORE	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. 937.
BELMULLET	Irish Town			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 149.
BINGHAMSTOWN	Irish Town			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 152.
TERMONCARRAGH	Irish Town			UK Government, Census of Ireland. 1851. General Alphabetical Index to the Townlands and Towns of Ireland (Dublin: HM Stationery Office, 1861), p. 855.