top of page
Iowa
Admitted to the Union on December 28, 1846 as the 28th state. Iowa became a territory in 1838.
1840—1940 federal censuses extant for all counties except for 1890.
bottom of page
Admitted to the Union on December 28, 1846 as the 28th state. Iowa became a territory in 1838.
1840—1940 federal censuses extant for all counties except for 1890.