Historical mode shows canonical county presidential rows. Advisory indicators are not evaluated for this state-year because same-grain comparison rows are not loaded. Vote methods, equipment, and administration records remain 2024 context and are not overlaid.
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IA, 2016County Results
99 visible reporting jurisdictionsAbout the directional review column
The column below is not a finding that interference occurred, and it does not prove that any candidate actually received extra votes. It is a rough advisory screen from the loaded review indicators. For down-ballot comparison flags, the app compares same-party presidential votes against a comparison race such as U.S. Senate or Governor, then labels the direction with the larger relative gap. Governor-only comparisons are marked low confidence because they can mostly reflect ordinary race-specific ticket splitting. When the comparison is U.S. House, the column names presidential-over-House dropoff direction instead of candidate benefit because House races are district- and candidate-specific controls.
That direction can be affected by split-ticket voting, incumbency, local candidate strength, undervotes, uncontested races, one-sided comparison races, reporting-unit definitions, missing comparison rows, or ordinary political geography. Treat it as "if this pattern needs review, this is the side the math points toward," not as a causal claim or a conclusion.
| Jurisdiction | Indicators / scope | Directional screen | Winner | Clinton | Trump | Total | Margin | Source | Inspect |
|---|---|---|---|---|---|---|---|---|---|
| Adair County | N/E | Not evaluated | Trump | 1,133 | 2,461 | 3,811 | 1,328 (34.85%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Adams County | N/E | Not evaluated | Trump | 565 | 1,395 | 2,106 | 830 (39.41%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Allamakee County | N/E | Not evaluated | Trump | 2,421 | 4,093 | 6,923 | 1,672 (24.15%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Appanoose County | N/E | Not evaluated | Trump | 1,814 | 4,033 | 6,136 | 2,219 (36.16%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Audubon County | N/E | Not evaluated | Trump | 1,080 | 2,136 | 3,412 | 1,056 (30.95%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Benton County | N/E | Not evaluated | Trump | 4,678 | 8,232 | 13,844 | 3,554 (25.67%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Black Hawk County | N/E | Not evaluated | Clinton | 32,233 | 27,476 | 64,405 | 4,757 (7.39%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Boone County | N/E | Not evaluated | Trump | 5,541 | 7,484 | 14,196 | 1,943 (13.69%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Bremer County | N/E | Not evaluated | Trump | 5,356 | 7,208 | 13,538 | 1,852 (13.68%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Buchanan County | N/E | Not evaluated | Trump | 3,970 | 5,510 | 10,252 | 1,540 (15.02%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Buena Vista County | N/E | Not evaluated | Trump | 2,856 | 4,903 | 8,278 | 2,047 (24.73%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Butler County | N/E | Not evaluated | Trump | 2,157 | 4,921 | 7,513 | 2,764 (36.79%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Calhoun County | N/E | Not evaluated | Trump | 1,398 | 3,468 | 5,159 | 2,070 (40.12%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Carroll County | N/E | Not evaluated | Trump | 3,309 | 6,638 | 10,544 | 3,329 (31.57%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Cass County | N/E | Not evaluated | Trump | 1,951 | 4,761 | 7,125 | 2,810 (39.44%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Cedar County | N/E | Not evaluated | Trump | 3,599 | 5,295 | 9,541 | 1,696 (17.78%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Cerro Gordo County | N/E | Not evaluated | Trump | 9,862 | 11,621 | 22,965 | 1,759 (7.66%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Cherokee County | N/E | Not evaluated | Trump | 1,679 | 4,192 | 6,258 | 2,513 (40.16%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Chickasaw County | N/E | Not evaluated | Trump | 2,266 | 3,742 | 6,435 | 1,476 (22.94%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Clarke County | N/E | Not evaluated | Trump | 1,465 | 2,713 | 4,454 | 1,248 (28.02%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Clay County | N/E | Not evaluated | Trump | 2,249 | 5,877 | 8,617 | 3,628 (42.10%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Clayton County | N/E | Not evaluated | Trump | 3,237 | 5,317 | 9,129 | 2,080 (22.78%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Clinton County | N/E | Not evaluated | Trump | 10,095 | 11,276 | 23,067 | 1,181 (5.12%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Crawford County | N/E | Not evaluated | Trump | 1,991 | 4,617 | 6,935 | 2,626 (37.87%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Dallas County | N/E | Not evaluated | Trump | 15,701 | 19,339 | 38,252 | 3,638 (9.51%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Davis County | N/E | Not evaluated | Trump | 977 | 2,723 | 3,882 | 1,746 (44.98%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Decatur County | N/E | Not evaluated | Trump | 1,201 | 2,296 | 3,734 | 1,095 (29.33%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Delaware County | N/E | Not evaluated | Trump | 2,957 | 5,694 | 9,241 | 2,737 (29.62%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Des Moines County | N/E | Not evaluated | Trump | 8,212 | 9,529 | 19,103 | 1,317 (6.89%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Dickinson County | N/E | Not evaluated | Trump | 3,056 | 6,753 | 10,354 | 3,697 (35.71%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Dubuque County | N/E | Not evaluated | Trump | 22,850 | 23,460 | 49,721 | 610 (1.23%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Emmet County | N/E | Not evaluated | Trump | 1,357 | 3,124 | 4,753 | 1,767 (37.18%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Fayette County | N/E | Not evaluated | Trump | 3,689 | 5,620 | 9,975 | 1,931 (19.36%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Floyd County | N/E | Not evaluated | Trump | 3,179 | 4,375 | 8,060 | 1,196 (14.84%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Franklin County | N/E | Not evaluated | Trump | 1,493 | 3,163 | 4,968 | 1,670 (33.62%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Fremont County | N/E | Not evaluated | Trump | 963 | 2,407 | 3,595 | 1,444 (40.17%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Greene County | N/E | Not evaluated | Trump | 1,691 | 2,820 | 4,821 | 1,129 (23.42%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Grundy County | N/E | Not evaluated | Trump | 1,856 | 4,527 | 6,872 | 2,671 (38.87%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Guthrie County | N/E | Not evaluated | Trump | 1,732 | 3,628 | 5,750 | 1,896 (32.97%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Hamilton County | N/E | Not evaluated | Trump | 2,726 | 4,463 | 7,694 | 1,737 (22.58%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Hancock County | N/E | Not evaluated | Trump | 1,587 | 3,977 | 5,871 | 2,390 (40.71%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Hardin County | N/E | Not evaluated | Trump | 2,787 | 5,254 | 8,533 | 2,467 (28.91%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Harrison County | N/E | Not evaluated | Trump | 2,131 | 4,902 | 7,465 | 2,771 (37.12%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Henry County | N/E | Not evaluated | Trump | 2,904 | 5,779 | 9,404 | 2,875 (30.57%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Howard County | N/E | Not evaluated | Trump | 1,677 | 2,611 | 4,559 | 934 (20.49%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Humboldt County | N/E | Not evaluated | Trump | 1,252 | 3,568 | 5,087 | 2,316 (45.53%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Ida County | N/E | Not evaluated | Trump | 792 | 2,655 | 3,612 | 1,863 (51.58%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Iowa County | N/E | Not evaluated | Trump | 3,084 | 5,205 | 8,904 | 2,121 (23.82%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Jackson County | N/E | Not evaluated | Trump | 3,837 | 5,824 | 10,310 | 1,987 (19.27%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Jasper County | N/E | Not evaluated | Trump | 7,109 | 10,560 | 19,034 | 3,451 (18.13%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Jefferson County | N/E | Not evaluated | Trump | 3,710 | 3,748 | 8,156 | 38 (0.47%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Johnson County | N/E | Not evaluated | Clinton | 50,200 | 21,044 | 76,940 | 29,156 (37.89%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Jones County | N/E | Not evaluated | Trump | 3,787 | 5,720 | 10,133 | 1,933 (19.08%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Keokuk County | N/E | Not evaluated | Trump | 1,342 | 3,390 | 4,985 | 2,048 (41.08%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Kossuth County | N/E | Not evaluated | Trump | 2,543 | 5,653 | 8,607 | 3,110 (36.13%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Lee County | N/E | Not evaluated | Trump | 6,215 | 8,803 | 16,151 | 2,588 (16.02%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Linn County | N/E | Not evaluated | Clinton | 58,935 | 48,390 | 117,098 | 10,545 (9.01%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Louisa County | N/E | Not evaluated | Trump | 1,648 | 3,069 | 5,008 | 1,421 (28.37%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Lucas County | N/E | Not evaluated | Trump | 1,239 | 2,877 | 4,354 | 1,638 (37.62%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Lyon County | N/E | Not evaluated | Trump | 920 | 5,192 | 6,377 | 4,272 (66.99%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Madison County | N/E | Not evaluated | Trump | 2,678 | 5,360 | 8,636 | 2,682 (31.06%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Mahaska County | N/E | Not evaluated | Trump | 2,619 | 7,432 | 10,632 | 4,813 (45.27%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Marion County | N/E | Not evaluated | Trump | 5,482 | 10,962 | 17,816 | 5,480 (30.76%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Marshall County | N/E | Not evaluated | Trump | 7,652 | 9,146 | 17,980 | 1,494 (8.31%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Mills County | N/E | Not evaluated | Trump | 2,090 | 5,067 | 7,698 | 2,977 (38.67%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Mitchell County | N/E | Not evaluated | Trump | 1,888 | 3,190 | 5,417 | 1,302 (24.04%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Monona County | N/E | Not evaluated | Trump | 1,247 | 3,120 | 4,572 | 1,873 (40.97%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Monroe County | N/E | Not evaluated | Trump | 1,056 | 2,638 | 3,865 | 1,582 (40.93%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Montgomery County | N/E | Not evaluated | Trump | 1,314 | 3,436 | 5,044 | 2,122 (42.07%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Muscatine County | N/E | Not evaluated | Trump | 8,368 | 9,584 | 19,434 | 1,216 (6.26%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| O'Brien County | N/E | Not evaluated | Trump | 1,315 | 5,752 | 7,406 | 4,437 (59.91%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Osceola County | N/E | Not evaluated | Trump | 552 | 2,531 | 3,213 | 1,979 (61.59%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Page County | N/E | Not evaluated | Trump | 1,807 | 4,893 | 7,044 | 3,086 (43.81%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Palo Alto County | N/E | Not evaluated | Trump | 1,398 | 3,081 | 4,703 | 1,683 (35.79%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Plymouth County | N/E | Not evaluated | Trump | 2,885 | 9,680 | 13,190 | 6,795 (51.52%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Pocahontas County | N/E | Not evaluated | Trump | 963 | 2,702 | 3,865 | 1,739 (44.99%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Polk County | N/E | Not evaluated | Clinton | 119,804 | 93,492 | 231,555 | 26,312 (11.36%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Pottawattamie County | N/E | Not evaluated | Trump | 15,355 | 24,447 | 42,680 | 9,092 (21.30%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Poweshiek County | N/E | Not evaluated | Trump | 4,304 | 4,946 | 9,833 | 642 (6.53%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Ringgold County | N/E | Not evaluated | Trump | 753 | 1,824 | 2,707 | 1,071 (39.56%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Sac County | N/E | Not evaluated | Trump | 1,270 | 3,703 | 5,212 | 2,433 (46.68%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Scott County | N/E | Not evaluated | Clinton | 40,440 | 39,149 | 86,220 | 1,291 (1.50%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Shelby County | N/E | Not evaluated | Trump | 1,662 | 4,362 | 6,370 | 2,700 (42.39%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Sioux County | N/E | Not evaluated | Trump | 2,300 | 14,785 | 18,194 | 12,485 (68.62%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Story County | N/E | Not evaluated | Clinton | 25,709 | 19,458 | 50,667 | 6,251 (12.34%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Tama County | N/E | Not evaluated | Trump | 3,196 | 4,971 | 8,752 | 1,775 (20.28%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Taylor County | N/E | Not evaluated | Trump | 758 | 2,111 | 3,029 | 1,353 (44.67%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Union County | N/E | Not evaluated | Trump | 1,922 | 3,525 | 5,832 | 1,603 (27.49%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Van Buren County | N/E | Not evaluated | Trump | 845 | 2,527 | 3,561 | 1,682 (47.23%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Wapello County | N/E | Not evaluated | Trump | 5,594 | 8,715 | 15,149 | 3,121 (20.60%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Warren County | N/E | Not evaluated | Trump | 10,411 | 14,814 | 27,300 | 4,403 (16.13%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Washington County | N/E | Not evaluated | Trump | 3,943 | 6,173 | 10,929 | 2,230 (20.40%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Wayne County | N/E | Not evaluated | Trump | 719 | 2,069 | 2,940 | 1,350 (45.92%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Webster County | N/E | Not evaluated | Trump | 6,305 | 10,056 | 17,430 | 3,751 (21.52%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Winnebago County | N/E | Not evaluated | Trump | 1,931 | 3,447 | 5,787 | 1,516 (26.20%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Winneshiek County | N/E | Not evaluated | Trump | 5,254 | 5,344 | 11,362 | 90 (0.79%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Woodbury County | N/E | Not evaluated | Trump | 16,210 | 24,727 | 43,718 | 8,517 (19.48%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Worth County | N/E | Not evaluated | Trump | 1,530 | 2,453 | 4,257 | 923 (21.68%) | ia-2024-ia-historical-presidential-wikipedia-county | |
| Wright County | N/E | Not evaluated | Trump | 1,896 | 3,800 | 6,026 | 1,904 (31.60%) | ia-2024-ia-historical-presidential-wikipedia-county |
Source Provenance
Authority, parser, and confidence- Iowa 2016 precinct geometry packageReviewed election-specific precinct package with the exact source-local crosswalk and retained provenance caveats.scripts/build-ia-reviewed-precinct-crosswalks.py
- Iowa 2016 presidential precinct resultsThe plan retains each Iowa source's official, reconstructed, privacy-suppression, and temporal caveats; these precinct rows never replace certified county/state totals.scripts/apply-ia-precinct-release.mjs
Coverage
Loaded platform capabilities- Source PlannerAvailable
- Certified ResultsAvailable
- MapAvailable
- Review GraphsPending
- TurnoutPending
- Historical BaselineAvailable
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