March 3, 2014

Using Enumeration District Maps

The key to finding your ancestor in the 1940 census is determining which enumeration district (E.D.) they lived in. In cities, enumeration districts could encompass a few city blocks, while in rural locations a district could cover a much larger area. Ancestry.com has posted enumeration district maps that outline these districts and can be very useful in locating your ancestors in the 1940 U.S. federal census. 

To begin, plot your ancestor’s address on a contemporary map by typing the address into a search engine. In some cases street numbering may have changed over the years, but in most cases, this will get you in the ballpark...

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