Federal Census and Statewide Indexes
Federal Census Indexes, by County
State Censuses, population schedules: 1836 (territorial) 1895 1915
State Censuses, statistical abstracts: 1869 1895 1925
| Year | Census | Index |
| 1840 | Film | Book |
| 1850 | Film | Book |
| 1850 Mortality | Film | Microfilm 968 |
| 1860 | Film | Book |
| 1870 | Film | CD |
| 1870 African-American | CD | |
| 1880 | Film | CD, Soundex Film |
| 1910 | Film* | Partial; see below |
| 1920 | Ancestry.com | |
| 1930 | Ancestry.com |
* 1910 Film includes only Mitchell (part), Monona, Monroe
| Dallas | 1850-1860 | folio F 91221 .827 |
| Niles Twp, Floyd | 1870 | folio F629.N65 R3 |
| Fremont | 1870 | folio F 91232 .387 |
| Henry | 1850-1860-1870 | folio F 912383 .551 |
| Jefferson | 1840, 1850 | folio F 912435 .218 |
| Scott | 1850 | folio F627.S4 S36 |
| Iowa | 1836 population schedule transcription |
folio F 912 .43358 |
| Iowa | 1869 statistical report (no population schedule) |
F 912 .4334 |
| Iowa | 1895 statistical report (no population schedule) |
F 912 .4335 |
| Iowa | 1925 statistical report (no population schedule) |
F 912 .4336 |
| County | Reel | County | Reel | County | Reel | County | Reel | |||
| Adair | Reel 1 | Des Moines (part): Burlington City | Reel 32 | Lee (part): Madison-West Point townships | Reel 63 | Pottawattamie (part): Layton-Wright townships -- | Reel 94 | |||
| Adams | Reel 2 | Des Moines (part): Augusta-Yellow Springs townships | Reel 33 | Linn (part): Benton-Maine townships | Reel 64 | Poweshiek | Reel 95 | |||
| Allamakee | Reel 3 | Dickinson | Reel 34 | Linn (part): Maine-Washington townships | Reel 65 | Ringgold | Reel 96 | |||
| Appanoose | Reel 4 | Dubuque (part): Dubuque City, wards 1-3 -- | Reel 35 | Linn (part): City of Cedar Rapids | Reel 66 | Sac | Reel 97 | |||
| Audubon | Reel 5 | Dubuque (part): Dubuque City, wards 4-5 | Reel 36 | Louisa and Lucas | Reel 67 | Scott (part): Davenport, wards | Reel 98 | |||
| Benton | Reel 6 | Dubuque (part): Cascade-Whitewater townships | Reel 37 | Lyon | Reel 68 | Scott (part): Davenport, wards | Reel 99 | |||
| Black Hawk | Reel 7 | Emmet | Reel 38 | Madison | Reel 69 | Scott (part): Allens Grove-Winfield townships | Reel 100 | |||
| Boone (part): Amaqua-Boone City |
Reel 8 | Fayette | Reel 39 | Mahaska (part): Adams twp-Oskaloosa City, ward 3 | Reel 70 | Shelby | Reel 101 | |||
| Boone (part): Dodge-Yell Township |
Reel 9 | Floyd | Reel 40 | Mahaska (part): Oskaloosa City, ward 4-Rose Hill township | Reel 71 | Sioux | Reel 102 | |||
| Bremer | Reel 10 | Franklin | Reel 41 | Marion | Reel 72 | Story | Reel 103 | |||
| Buchanan | Reel 11 | Fremont | Reel 42 | Marshall (part): Bangor-Marion townships | Reel 73 | Tama | Reel 104 | |||
| Buena Vista | Reel 12 | Greene | Reel 43 | Marshall (part): Marion-Washington townships | Reel 74 | Taylor | Reel 105 | |||
| Butler | Reel 13 | Grundy | Reel 44 | Mills | Reel 75 | Union | Reel 106 | |||
| Calhoun | Reel 14 | Guthrie | Reel 45 | Mitchell -- | Reel 76 | Van Buren | Reel 107 | |||
| Carroll | Reel 15 | Hamilton | Reel 46 | Monona | Reel 77 | Wapello (part): Ottumwa, wards 1-6 | Reel 108 | |||
| Cass | Reel 16 | Hancock | Reel 47 | Monroe | Reel 78 | Wapello (part): Adams-Washington townships | Reel 109 | |||
| Cedar | Reel 17 | Hardin | Reel 48 | Montgomery | Reel 79 | Warren | Reel 110 | |||
| Cerro Gordo | Reel 18 | Harrison | Reel 49 | Muscatine | Reel 80 | Washington | Reel 111 | |||
| Cherokee | Reel 19 | Henry | Reel 50 | O'Brien | Reel 81 |
Wayne | Reel 112 | |||
| Chickasaw | Reel 20 | Howard and Humboldt | Reel 51 | Osceola | Reel 82 |
Webster (part): Badger-Gowrie townships | Reel 113 | |||
| Clarke | Reel 21 | Ida | Reel 52 | Page | Reel 83 |
Webster (part): Newark-Webster township | Reel 114 | |||
| Clay | Reel 22 | Iowa | Reel 53 | Palo Alto | Reel 84 |
Winnebago | Reel 115 | |||
| Clayton -- | Reel 23 | Jackson | Reel 54 | Plymouth | Reel 85 |
Winneshiek | Reel 116 | |||
| Clinton (part): Clinton City |
Reel 24 | Jasper | Reel 55 | Pocahontas | Reel 86 | Woodbury (part): Sioux City, wards 1-3 | Reel 117 | |||
| Clinton (part): Berlin-Lincoln townships |
Reel 25 | Jefferson | Reel 56 | Polk (part): City of Des Moines, wards 1-2 | Reel 87 | Woodbury (part): Sioux city, wards 4-8 | Reel 118 | |||
| Clinton (part): Lyons-Welton townships |
Reel 26 | Johnson | Reel 57 | Polk (part): City of Des Moines, ward 3 | Reel 88 | Worth | Reel 119 | |||
| Crawford | Reel 27 | Jones | Reel 58 | Polk (part): City of Des Moines, wards 4-5 | Reel 89 | Woodbury (part): Arlington-Sergeants Bluff townships | Reel 120 | |||
| Dallas | Reel 28 | Keokuk (part): Adams-Prairie townships | Reel 59 | Polk (part): City of Des Moines, wards 5-7 | Reel 90 | Wright County and state institutions. | Reel 121 | |||
| Davis | Reel 29 | Keokuk (part): Prairie-Washington townships | Reel 60 | Polk (part): All except city of Des Moines | Reel 91 | |||||
| Decatur | Reel 30 | Kossuth | Reel 61 | Pottawattamie (part): City of Council Bluffs, wards 1-6 | Reel 92 | |||||
| Delaware | Reel 31 | Lee (part): City of Keokuk, and Cedar-Madison townships | Reel 62 | Pottawattamie (part): Belknap-Knox townships | Reel 93 |
Information originally on 3X5 cards, some illegible. Cards are arranged alphabetically by surname within county. Not all counties are complete.
Includes: Name, age, county, P.O., town or township, ward, occupation, months in 1914 unemployed, total earnings in 1914 from occupation, extent of education: common, H.S., grammar, college, birth place, own your own farm or home, incumbrance on farm or home in dollars, value of farm or home in dollars, military service including branch of army or navy, state and regiment, company. Church affiliation, father's and mother's birthplace, sex, color, marital status, months in school in 1914, ability to read/write, blind, deaf, insane, idiot, if foreign born, naturalized, years in U.S., years in Iowa.
| County | Reel | County | Reel | |
| Adams | Reel 1 (Pearce-Z) | Palo Alto | Reels 69-72 | |
| Allamakee | Reels 1-3 | Plymouth | Reel 72 (A-Eyres) | |
| Appanoose | Reels 3-7 | Pocahontas | Reel 73 (Roberts-Z) | |
| Audubon | Reel 8 (Marcusen - Z) | Polk (Des Moines) | Reels 73-86 | |
| Benton | Reels 8-11 | Polk (other) | Reels 88-91 | |
| Blackhawk | Reels 12-18 | Pottawamie | Reel 91 (A-Carlson) | |
| Calhoun | Reel 19 (Rudd - Z) | Sac | Reel 92 (Schade-Z) | |
| Carroll | Reels 19-21 | Scott (Davenport) | Reels 92-98 | |
| Cerro Gordo | Reels 22-24 (Gable-Z) | Scott (other) | Reels 99-101 | |
| Cherokee | Reels 24-25 (A-Syncock) | Shelby | Reels 101-103 | |
| Clay | Reels 26-27 | Sioux | Reels 104-107 | |
| Dallas | Reels 28-30 | Story | Reels 107-111 | |
| Freemont | Reel 31 (Newsome-Z) | Taylor | Reel 112 (Ulrich-Z) | |
| Greene | Reels 31-33 | Union | Reels 112-114 | |
| Hardin | Reel 34 (Wachter-Z) | Van Buren | Reel 114 (A-Dyer) | |
| Harrison | Reels 34-37 | Wapello | Reel 115 (Werner-Z) | |
| Henry | Reels 37-39 | Warren | Reels 115-117 | |
| Humboldt | Reels 40-41 | Washington | Reel 117 (A-Brewer) | |
| Iowa | Reel 42 (Slagan-Z) | Wayne | Reel 118 (Robbe-Z) | |
| Jackson | Reels 42-45 | Webster (Fort Dodge) | Reels 118-120 | |
| Jasper | Reels 46-50 | Webster (other) | Reels 121-123 | |
| Jefferson | Reels 50-53 | Winnebago | Reel 123 (A-Furness) | |
| Johnson | Reels 53-56 | Winnebago | Reel 124 (Spafford-Yost) | |
| Marshall | Reels 57-61 | Winneshiek | Reels 124-127 | |
| Mills | Reels 62-64 | Woodbury (Sioux City) | Reels 127-135 | |
| Mitchell | Reel 64 (A-Exelby) | Woodbury (other) | Reels 135-138 | |
| Monroe | Reels 65-68 | Worth | Reels 138-139 | |
| Montgomery | Reel 68 (A-Custer) | Wright | Reels 140-142 | |
| Page | Reel 69 (Roscoe-Z) |