Clinton County, Iowa
Precinct data
Results by precinct
24 precincts · 23,813 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -Clinton W3p2Clinton W3p2 | 849 | 843 | 26 | 1,718 | 49.4% | 49.1% | D+0.3 |
|---|---|---|---|---|---|---|---|
| Precinct -Dewitt 2Dewitt 2 | 749 | 916 | 26 | 1,691 | 44.3% | 54.2% | R+9.9 |
| Precinct -Clinton W2p2Clinton W2p2 | 738 | 866 | 25 | 1,629 | 45.3% | 53.2% | R+7.9 |
| Precinct -Clinton W4p1Clinton W4p1 | 692 | 911 | 25 | 1,628 | 42.5% | 56.0% | R+13.5 |
| Precinct -Clinton W4p2Clinton W4p2 | 642 | 790 | 21 | 1,453 | 44.2% | 54.4% | R+10.2 |
| Precinct -Dewitt 1Dewitt 1 | 573 | 761 | 26 | 1,360 | 42.1% | 56.0% | R+13.8 |
| Precinct -Clinton W1p2Clinton W1p2 | 538 | 772 | 29 | 1,339 | 40.2% | 57.7% | R+17.5 |
| Precinct -Camanche 2Camanche 2 | 504 | 800 | 18 | 1,322 | 38.1% | 60.5% | R+22.4 |
| Precinct -Clinton W3p1Clinton W3p1 | 659 | 637 | 21 | 1,317 | 50.0% | 48.4% | D+1.7 |
| Precinct -Camanche 1Camanche 1 | 501 | 715 | 17 | 1,233 | 40.6% | 58.0% | R+17.4 |
| Precinct -Clinton W1p1Clinton W1p1 | 496 | 506 | 20 | 1,022 | 48.5% | 49.5% | R+1.0 |
| Precinct -Elk River Hampshire AndoverElk River Hampshire Andover | 295 | 643 | 5 | 943 | 31.3% | 68.2% | R+36.9 |
| Precinct -Clinton W2p1Clinton W2p1 | 510 | 398 | 19 | 927 | 55.0% | 42.9% | D+12.1 |
| Precinct -Dewitt TwpDewitt Twp | 272 | 620 | 16 | 908 | 30.0% | 68.3% | R+38.3 |
| Precinct -Liberty Spring Rock Toronto WheatlandLiberty Spring Rock Toronto Wheatland | 199 | 586 | 17 | 802 | 24.8% | 73.1% | R+48.3 |
| Precinct -Center Twp Deep Creek Goose LakeCenter Twp Deep Creek Goose Lake | 172 | 586 | 14 | 772 | 22.3% | 75.9% | R+53.6 |
| Precinct -Bloomfield Brookfield DelmarBloomfield Brookfield Delmar | 207 | 460 | 11 | 678 | 30.5% | 67.8% | R+37.3 |
| Precinct -Orange Grand MoundOrange Grand Mound | 224 | 442 | 6 | 672 | 33.3% | 65.8% | R+32.4 |
| Precinct -Olive Grant CalamusOlive Grant Calamus | 167 | 485 | 4 | 656 | 25.5% | 73.9% | R+48.5 |
| Precinct -Welton Washington WeltonWelton Washington Welton | 164 | 376 | 10 | 550 | 29.8% | 68.4% | R+38.5 |
| Precinct -Eden Twp Low MoorEden Twp Low Moor | 116 | 295 | 8 | 419 | 27.7% | 70.4% | R+42.7 |
| Precinct -Waterford CharlotteWaterford Charlotte | 87 | 251 | 5 | 343 | 25.4% | 73.2% | R+47.8 |
| Precinct -Sharon Lost NationSharon Lost Nation | 87 | 238 | 6 | 331 | 26.3% | 71.9% | R+45.6 |
| Precinct -Camanche TownshipCamanche Township | 31 | 67 | 2 | 100 | 31.0% | 67.0% | R+36.0 |
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | +18.1% |
| 1896 | −9.6% |
| 1900 | −5.6% |
| 1904 | −12.0% |
| 1908 | −0.2% |
| 1912 | +19.0% |
| 1916 | −17.0% |
| 1920 | −49.0% |
| 1924 | −33.3% |
| 1928 | −17.4% |
| 1932 | +16.0% |
| 1936 | +9.8% |
| 1940 | −8.6% |
| 1944 | −17.9% |
| 1948 | −7.1% |
| 1952 | −31.6% |
| 1956 | −27.5% |
| 1960 | −13.5% |
| 1964 | +26.8% |
| 1968 | −9.0% |
| 1972 | −12.5% |
| 1976 | −2.7% |
| 1980 | −13.2% |
| 1984 | −10.5% |
| 1988 | +10.0% |
| 1992 | +11.8% |
| 1996 | +17.9% |
| 2000 | +13.7% |
| 2004 | +12.7% |
| 2008 | +23.0% |
| 2012 | +22.8% |
| 2016 | −5.1% |
| 2020 | −10.3% |
| 2024 | −18.8% |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2022 | R | 42.9%7,213 | 57.1%9,595 | 16,808 |
| 2020 | R | 45.0%10,942 | 51.6%12,559 | 24,336 |
Registered voters
By party of registration, over time
Registration leans Republican; the presidential vote runs 14 points more Democratic.
| Year | Total registered | Democratic | Republican | Unaffiliated | Other |
|---|---|---|---|---|---|
| 2008 | 33,068 | 11,806 | 7,374 | 13,882 | 6 |
| 2010 | 33,870 | 11,959 | 7,805 | 14,091 | 15 |
| 2012 | 34,706 | 12,216 | 7,859 | 14,603 | 28 |
| 2014 | 34,169 | 11,440 | 7,818 | 14,863 | 48 |
| 2016 | 34,226 | 11,155 | 8,216 | 14,740 | 115 |
| 2018 | 33,299 | 10,184 | 8,145 | 14,810 | 160 |
| 2020 | 34,340 | 11,060 | 9,933 | 13,114 | 233 |
| 2022 | 33,949 | 10,064 | 10,248 | 13,390 | 247 |
| 2024 | 34,171 | 9,037 | 10,744 | 14,117 | 273 |
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
+109 net domestic migration · 2025
Net −2,925 over 2011–2025 · gain loss
Arrivals reported $51,986 in average income, against $71,736 for residents who stayed — 28% lower. (IRS SOI, 2022–23)
The places arrivals came from lean R+9.0 on average — 9.8 points more Democratic-leaning than Clinton County, IA itself (R+18.8).
Where arrivals came from lean of each source
- Scott County, IA185R+3.9
- Whiteside County, IL91R+14.7
- Jackson County, IA80R+32.5
- Rock Island County, IL46D+9.6
- Carroll County, IL42R+31.7
- Cook County, IL27D+41.6
Where departures went households, 2022–23
- Scott County, IA176
- Jackson County, IA94
- Whiteside County, IL93
- Linn County, IA38
- Polk County, IA31
- Johnson County, IA30
Migration is one input to a place’s political change, not its cause — a shift can also come from residents changing their minds, generational turnover, or turnout. These figures describe the places people moved between; they do not measure how any mover voted.
| Year | Net domestic migration |
|---|---|
| 2011 | −65 |
| 2012 | −464 |
| 2013 | −493 |
| 2014 | −431 |
| 2015 | −404 |
| 2016 | −362 |
| 2017 | −337 |
| 2018 | −428 |
| 2019 | −9 |
| 2021 | +139 |
| 2022 | −106 |
| 2023 | −33 |
| 2024 | −41 |
| 2025 | +109 |
Clinton County backed Democratic presidential candidates as recently as 2008, but by 2024 had swung to an R+18.8 margin — a pattern typical of deindustrialized river communities across the upper Midwest.
Across the recorded series it reached a Democratic high of 26.8 points in 1964 and a Republican high of 49.0 points in 1920. Between 2020 and 2024 the county moved 8.5 points toward the Republican candidate; the 2024 margin was 18.8 points.
A population of 46,268, a 89% non-Hispanic-white share, and a median household income of $66,981 describe the county. The county's voting pattern over the last decade is most similar to that of Lee County and Buchanan County.
The counties whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
Browse places by community — income, education, race & ethnicity, language — all community cuts →
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Clinton County, Iowa. Akashic. https://akashic.app/county/19045/. Accessed May 20, 2026. License: CC BY 4.0.