- Complete: Alabama, American Samoa, California, Colorado, Delaware, District of Columbia, Georgia, Guam, Indiana, Kansas, Kentucky, Maine, Massachusetts, Missuori, Nebraska, Nevada, New York, North Carolina, Ohio, Oklahoma, Oregon, Panama Canal Zone, Pennsylvania, Rhode Island, Tennessee, Texas, Vermont, Virgin Islands, Virginia, Washington, Wyoming
- Almost complete: Illinois, West Virginia
- Next up: Arizona, Connecticut, Florida, Hawaii, Michigan, Montana, New Hampshire, New Jersey, New Mexico, South Dakota, Utah, Wisconsin
FamilySearch also reported that 1940 Census Community Project volunteer indexers have finished indexing records for Delaware; the index is being processed (it’s not yet on the site).
MyHeritage: Records for all states are available now, as is a name index to Bristol County, RI
National Archives: Records for all states are available
See Family Tree Magazine’s expert census research tools and guides in Family Tree Shop.