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Historic Preservation Library Guide

A library guide to support research in architectural history, preservation, documentation, and conservation.

U.S. Census Data

"The actual Enumeration shall be made within three Years after the first Meeting of the Congress of the United States, and within every subsequent Term of ten Years, in such Manner as they shall by Law direct." (U.S. Const. art. I, § 2)

For assistance in using census data in your research, email

Related Library Guide

The 1950s Censuses

The 1950s Census collected data on Enumeration Districts. For this decade, the census is searchable not only by individual name and/or address, but district as well. Read more about Enumeration Districts on the census website.

To find your Enumeration district, search using Ancestry Library Edition. Select "Explore Maps" and type in your address in the search bar or zoom in on the map.

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Then click "select districts"

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