United States, Enumeration District Maps for the Twelfth through the Sixteenth Censuses - FamilySearch Historical Records

Record Description
The collection consists of digital images of National Archives microfilm publication A3378, reproductions of enumeration district maps for the 1900, 1910, 1920, 1930 and 1940 censuses. Each census year, the nation was divided into enumeration districts. An enumeration district was an area that could be covered by a single census taker in one census period. Enumeration districts varied in size from one city block in urban areas to an entire county in rural areas.

Record Content
The maps highlight the boundaries of individual enumeration districts.

How to Use the Records
To begin your search it is helpful to know the following:


 * The census year
 * Your ancestor's approximate address or residence

Search the Collection
To browse by image: To search the collection you will need to follow this series of links: ⇒Select "Browse through images" on the initial collection page ⇒Select the “NARA Roll Number - Contents" category which takes you to the images

Search the collection by image comparing the information with what you already know about your ancestors to determine if the image relates to them. You may need to look at several images and compare the information about the individuals listed in those images to your ancestors to make this determination.

Using the Information
Use the maps to determine the appropriate enumeration district for you ancestor's residence for each census year. Then search that enumeration district of the population schedule for your ancestor's family.

The maps are especially helpful if you cannot locate your ancestor in the census index by enabling you to search a specific street or neighborhood.

Related Websites

 * Census Reference Maps
 * Census Finder
 * United States Census Online

Related Wiki Articles

 * United States Census Maps
 * United States Census
 * United States Census 1900
 * United States Census 1910
 * United States Census 1920
 * United States Census 1930
 * United States Census 1940

Citation for This Collection
The following citation refers to the original source of the information published in FamilySearch.org. Source citations include the author, custodian, publisher and archive for the original records.