As the 1940 Census is being indexed, you can still browse its pages by enumeration district. To start, determine where you think your ancestor was living at the time of the census.

State Alabama Alaska Territory American Samoa Arizona Arkansas California Colorado Connecticut Delaware District of Columbia Florida Georgia Guam Hawaii Territory Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Panama Canal Zone Pennsylvania Puerto Rico Rhode Island South Carolina South Dakota Tennessee Texas US Virgin Islands Utah Vermont Virginia Washington West Virginia Wyoming County (Optional) City/Township (Optional) Enumeration District Keywords (Optional) Enumeration District Number (Optional)