Iowa Census online research should begin with what is available online for free. If this proves fruitful then congratulations! If not, then I would suggest signing up for the online census images (links to the right) where you can access all the available online Iowa census information directly from your computer at home.
1836 Wisconsin Territorial Census Records
Wisconsin Territorial Census: Includes the original counties of Dubuque and Demoines, which covered the area to become Iowa.
1838 Wisconsin Territorial Census Records
In 1838, Iowa was a still part of Wisconsin Territory when a census was taken prior to the splitting off of Iowa Territory from Wisconsin Territory. IAGenWeb has taken on the task of finding and transcribing these census records. See their introduction to the 1838 Wisconsin Territorial Census
- Cedar County
- Clayton County
- Clinton County
- Delaware County
- Des Moines County
- Dubuque County
- Henry County
- Jackson County
- Johnson County
- Jones County
- Lee County
- Linn County
- Louisa County
- Muscatine County
- Scott County
- Slaughter County (Washington County)
- Van Buren County
1840 Iowa Census Records
- Lee County Iowa 1840 Index (hosted at USGenWeb Census Project )
- Scott County Iowa 1840 Index (hosted at USGenWeb Census Project )
- See Census Images Online for ALL Counties!
1850 Iowa Census Records
- Allamakee County, Iowa 1850 Index (hosted at USGenWeb Census Project )
- Appanoose County Iowa 1850 Index (hosted at USGenWeb Census Project )
- Black Hawk County 1850 Census (hosted at USGenWeb Census Project )
- Buchanan County, Iowa 1850 Census (hosted at USGenWeb Census Project )
- Cedar County, Iowa 1850 Federal Census (hosted at USGenWeb Census Project )
- Clarke County, Iowa 1850 Census (hosted at USGenWeb Census Project )
- Clayton, IA 1850 Census (hosted at USGenWeb Census Project )
- Fremont County, IA 1850 Census (hosted at USGenWeb Census Project )
- Henry County, Iowa 1850 Index (hosted at USGenWeb Census Project )
- Iowa County, Iowa 1850 Index (hosted at USGenWeb Census Project )
- Jackson County Iowa 1850 Census (hosted at USGenWeb Census Project )
- Jasper County Iowa 1850 Census (hosted at USGenWeb Census Project )
- Madison County Iowa 1850 Index (hosted at USGenWeb Census Project )
- A – Z
- District 18 (part 1)
- District 18 (Part 2)
- Muscatine County Iowa Index (hosted at USGenWeb Census Project )
- Poweshiek County Iowa1850 Census (hosted at USGenWeb Census Project )
- Warren County Iowa 1850 Census (hosted at USGenWeb Census Project )
- Wayne County, Iowa 1850 Census (hosted at USGenWeb Census Project )
- See Census Images Online for ALL Counties!
1854 Iowa State Census Records
1856 Iowa State Census Records
- Adair County Iowa State Census
Index containing a list of heads of household, township and dwelling number.
- Allamakee County Iowa 1856 Census
- 1856 Iowa State Census: Scott County
This index covers Scott County and includes the age, sex, marital status, years in Iowa, and place of birth of all listed members of a household.
1860 Iowa Census Records
- Adair County, Iowa 1860 Index
- Madison County Iowa 1860 (hosted at USGenWeb Census Project )
- Palo Alto, Iowa 1860 Census (hosted at USGenWeb Census Project )
- Pocahontas County Iowa 1860 Census (hosted at USGenWeb Census Project )
- Scott County Iowa 1860 Census (hosted at USGenWeb Census Project )
- Van Buren County Iowa 1860 Census (hosted at USGenWeb Census Project )
- F
- G
- H
- I-K
- L
- M
- N-O
- P-Q
- R
- S
- T-V
- W-Z
- Vernon
- Vernon
- Des Moines
- Des Moines
- Jackson
- Jackson
- Village
- Village
- Village
- Lick Creek
- Lick Creek
- Lick Creek
- Washington
- Washington
- Union
- Union
- Union
- Cedar
- Cedar
- Farmington
- Farmington
- Farmington
- Farmington
- Van Buren
- Van Buren
- Van Buren
- Van Buren
- Chequest
- Chequest
- Harrisburg
- Harrisburg
- Warren County Iowa 1860 Census (hosted at USGenWeb Census Project )
- Washington County Iowa 1860 Census (hosted at USGenWeb Census Project )
- See Census Images Online for ALL Counties!