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 Territory Census Records
1840 Iowa Index
Index of entire 1840 census of the Iowa territory which covered Cedar, Clayton, Clinton, Delaware, Des Moines, Dubuque, Henry, Jackson, Jefferson, Johnson, Jones, Lee, Linn, Louisa, Muscatine, Scott, Van Buren and Washington counties.
- A surnames
- B Surnames
- C Surnames
- D Surnames
- E Surnames
- F Surnames
- G Surnames
- H Surnames
- I-J Surnames
- K Surnames
- L Surnames
- M Surnames
- N-O Surnames
- P Surnames
- Q Surnames
- R Surnames
- S Surnames
- T Surnames
- U-V Surnames
- W Surname
- X-Z Surnames
Individual Counties
- Lee County Iowa 1840 Index
- Scott County Iowa 1840 Index
- See Census Images Online for ALL Counties!
1850 Iowa Census Records
- Allamakee County, Iowa 1850 Census
- Appanoose County Iowa 1850 Census
- Benton County 1850 Census
- Black Hawk County 1850 Census
- Buchanan County, Iowa 1850 Census
- Cedar County, Iowa 1850 Federal Census
- Clarke County, Iowa 1850 Census
- Clayton, IA 1850 Census
- Fremont County, IA 1850 Census
- Henry County, Iowa 1850 Index
- Iowa County, Iowa 1850 Index
- Jackson County Iowa 1850 Census
- Jasper County Iowa 1850 Census
- Madison County Iowa 1850 Index
- A – Z
- District 18 (part 1)
- District 18 (Part 2)
- Muscatine County Iowa Index
- Poweshiek County Iowa1850 Census
- Warren County Iowa 1850 Census
- Wayne County, Iowa 1850 Census
- See Census Images Online for ALL Counties!
1854 Iowa State Census Records
- 1854 State Census of Iowa, Adair County
- Allamakee 1854 Census
1856 Iowa State Census Records
- Adair County Iowa State Census
Index containing a list of heads of household, township and dwelling number. - Adams County
- 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 Census
- Adams County, Iowa 1860 Census
- Allamakee County, Iowa 1860 Census
- Notes
This is a partial transcription. - Index
- Pages 2-5
- Pages 57-71
- Pages 72-83
- Pages 84-92
- Pages 229-246
- Pages 247-249
- Notes
- Appanoose County, Iowa 1860 Census
- Index
- Pages 387-406
- Pages 407-420
- Pages 421-436
- Pages 437-452
- Pages 453-464
- Pages 465-479
- Pages 480-498
- Pages 499-511
- Pages 512-528
- Pages 529-542
- Pages 543-546
- Pages 547-563
- Pages 564-579
- Pages 580-597
- Pages 598-600
- Pages 601-610
- Pages 611-615
- Pages 616-632
- Pages 633-643
- Pages 644-659
- Pages 660-673
- Pages 674-690
- Pages 691-694
- Audobon County, 1860 Census
- Index
This is a partial transcription. - Pages 703-704
- Index
- Benton County, Iowa 1860 Census
- Madison County, Iowa 1860 Census
- Palo Alto, Iowa 1860 Census
- Pocahontas County Iowa 1860 Census
- Scott County Iowa 1860 Census
- Van Buren County Iowa 1860 Census
- 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
- Washington County Iowa 1860 Census
- See Census Images Online for ALL Counties!
