Hancock County, Iowa
Precinct data
Results by precinct
10 precincts · 5,933 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -66 | 548 | 1,347 | 19 | 1,914 | 28.6% | 70.4% | R+41.7 |
|---|---|---|---|---|---|---|---|
| Precinct -44 | 302 | 1,007 | 19 | 1,328 | 22.7% | 75.8% | R+53.1 |
| Precinct -11 | 203 | 470 | 12 | 685 | 29.6% | 68.6% | R+39.0 |
| Precinct -77 | 104 | 380 | 4 | 488 | 21.3% | 77.9% | R+56.6 |
| Precinct -99 | 106 | 354 | 8 | 468 | 22.6% | 75.6% | R+53.0 |
| Precinct -88 | 68 | 183 | 3 | 254 | 26.8% | 72.0% | R+45.3 |
| Precinct -33 | 51 | 171 | 2 | 224 | 22.8% | 76.3% | R+53.6 |
| Precinct -22 | 61 | 157 | 3 | 221 | 27.6% | 71.0% | R+43.4 |
| Precinct -55 | 35 | 151 | 0 | 186 | 18.8% | 81.2% | R+62.4 |
| Precinct -1010 | 45 | 116 | 4 | 165 | 27.3% | 70.3% | R+43.0 |
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | −20.5% |
| 1896 | −32.2% |
| 1900 | −44.3% |
| 1904 | −59.2% |
| 1908 | −36.3% |
| 1912 | −6.0% |
| 1916 | −30.3% |
| 1920 | −64.6% |
| 1924 | −49.3% |
| 1928 | −23.2% |
| 1932 | +23.5% |
| 1936 | +20.3% |
| 1940 | −1.6% |
| 1944 | −4.3% |
| 1948 | +4.9% |
| 1952 | −42.7% |
| 1956 | −21.1% |
| 1960 | −20.5% |
| 1964 | +25.9% |
| 1968 | −23.8% |
| 1972 | −22.1% |
| 1976 | −2.5% |
| 1980 | −28.9% |
| 1984 | −13.9% |
| 1988 | +1.8% |
| 1992 | −4.4% |
| 1996 | +0.9% |
| 2000 | −13.0% |
| 2004 | −15.0% |
| 2008 | −3.6% |
| 2012 | −13.4% |
| 2016 | −40.3% |
| 2020 | −43.9% |
| 2024 | −47.4% |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2022 | R | 27.5%1,194 | 72.5%3,148 | 4,342 |
| 2020 | R | 31.0%1,881 | 65.9%4,004 | 6,075 |
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 | 8,448 | 1,903 | 3,334 | 3,211 | 0 |
| 2010 | 8,404 | 1,790 | 3,466 | 3,146 | 2 |
| 2012 | 8,472 | 1,749 | 3,462 | 3,259 | 2 |
| 2014 | 8,039 | 1,604 | 3,373 | 3,055 | 7 |
| 2016 | 8,088 | 1,597 | 3,437 | 3,032 | 22 |
| 2018 | 7,877 | 1,475 | 3,426 | 2,940 | 36 |
| 2020 | 7,956 | 1,632 | 3,762 | 2,513 | 49 |
| 2022 | 7,821 | 1,469 | 3,897 | 2,405 | 50 |
| 2024 | 7,837 | 1,348 | 3,980 | 2,443 | 66 |
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
−83 net domestic migration · 2025
Net −780 over 2011–2025 · gain loss
Arrivals reported $56,241 in average income, against $84,984 for residents who stayed — 34% lower. (IRS SOI, 2022–23)
The places arrivals came from lean R+26.8 on average — 21 points more Democratic-leaning than Hancock County, IA itself (R+47.4).
Where arrivals came from lean of each source
- Winnebago County, IA40R+30.6
- Cerro Gordo County, IA36R+11.6
- Kossuth County, IA23R+44.1
Where departures went households, 2022–23
- Cerro Gordo County, IA55
- Winnebago County, IA39
- Wright County, IA22
- Kossuth County, IA20
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 | +1 |
| 2012 | −92 |
| 2013 | −26 |
| 2014 | −72 |
| 2015 | −20 |
| 2016 | −148 |
| 2017 | −124 |
| 2018 | −48 |
| 2019 | −66 |
| 2021 | −55 |
| 2022 | −4 |
| 2023 | −27 |
| 2024 | −16 |
| 2025 | −83 |
Hancock County's R+47.4 margin in 2024 places it among Iowa's most one-sided presidential counties, reflecting the broader rural consolidation that has reshaped the state's electoral map over the past decade.
Across the recorded series it reached a Democratic high of 25.9 points in 1964 and a Republican high of 64.6 points in 1920. Between 2020 and 2024 the county moved 3.5 points toward the Republican candidate; the 2024 margin was 47.4 points.
A population of 10,671, a 90% non-Hispanic-white share, and a median household income of $70,601 describe the county. The county's voting pattern over the last decade is most similar to that of Jerauld County and Deuel 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 →
Hancock County, Iowa. Akashic. https://akashic.app/county/19081/. Accessed May 20, 2026. License: CC BY 4.0.