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Ireland, 1831 and 1841 Census Index

Find your ancestor in Ireland, 1831 and 1841 Census Index. This great data set is part of the International & Passenger Records subscription, or can be purchased on CD-ROM.

Data on your ancestors may include:

Township in County Londonderry or County Cavan

Census page number

This Irish Census Index features approximately 77,000 names of Irish residents in 1831 and 1841.

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More details about Ireland, 1831 and 1841 Census Index:

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Over forty million Americans now have Irish ancestry. A remarkable aid for painting a complete genealogical picture of families with Irish heritage, this data set indexes approximately 77,047 records from two Irish counties:

• Londonderry: 62,921 records from 1831
• Cavan: 14,126 records from 1841

Sources for Ireland, 1831 and 1841 Census Index:

The 1831 Census for County Londonderry and the 1841 Census for County Cavan.

Search for your ancestors:

Search for a specific individual (first and last name) within Ireland, 1831 and 1841 Census Index: