Ancestry.com. 1940 United States Federal Census [database on-line]. Provo, UT, USA: Ancestry.com Operations, Inc., 2012. Original data: United States of America, Bureau of the Census. Sixteenth Census of the United States, 1940. Washington, D.C.: National Archives and Records Administration, 1940. T627, 4,643 rolls.
Description: The 1940 United States Federal Census is the largest census released to date and the most recent census available for public access. The census gives us a glimpse into the lives of Americans in 1940, with details about a household’s occupants that include birthplaces, occupations, education, citizenship, and income.