Greene County, Iowa
Precinct data
Results by precinct
6 precincts · 4,874 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -Jefferson 2Jefferson 2 | 523 | 786 | 10 | 1,319 | 39.7% | 59.6% | R+19.9 |
|---|---|---|---|---|---|---|---|
| Precinct -Jefferson 1Jefferson 1 | 378 | 596 | 9 | 983 | 38.5% | 60.6% | R+22.2 |
| Precinct -East PrecinctEast Precinct | 206 | 486 | 17 | 709 | 29.1% | 68.5% | R+39.5 |
| Precinct -Central PrecinctCentral Precinct | 193 | 486 | 8 | 687 | 28.1% | 70.7% | R+42.6 |
| Precinct -North PrecinctNorth Precinct | 169 | 458 | 10 | 637 | 26.5% | 71.9% | R+45.4 |
| Precinct -West PrecinctWest Precinct | 134 | 399 | 6 | 539 | 24.9% | 74.0% | R+49.2 |
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | −20.6% |
| 1896 | −22.8% |
| 1900 | −33.6% |
| 1904 | −45.6% |
| 1908 | −37.2% |
| 1912 | −9.7% |
| 1916 | −23.1% |
| 1920 | −58.8% |
| 1924 | −55.3% |
| 1928 | −36.2% |
| 1932 | +7.3% |
| 1936 | +7.6% |
| 1940 | −4.7% |
| 1944 | −10.2% |
| 1948 | −1.8% |
| 1952 | −40.8% |
| 1956 | −20.3% |
| 1960 | −17.0% |
| 1964 | +28.2% |
| 1968 | −17.4% |
| 1972 | −21.5% |
| 1976 | +4.7% |
| 1980 | −15.9% |
| 1984 | +4.5% |
| 1988 | +17.8% |
| 1992 | +8.8% |
| 1996 | +13.7% |
| 2000 | +0.4% |
| 2004 | −3.1% |
| 2008 | +0.5% |
| 2012 | −0.1% |
| 2016 | −23.2% |
| 2020 | −28.8% |
| 2024 | −32.9% |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2022 | R | 34.2%1,218 | 65.8%2,340 | 3,558 |
| 2020 | R | 35.8%1,784 | 61.4%3,063 | 4,990 |
Registered voters
By party of registration, over time
Registration leans Republican; the presidential vote runs 11 points more Democratic.
| Year | Total registered | Democratic | Republican | Unaffiliated | Other |
|---|---|---|---|---|---|
| 2008 | 7,102 | 2,023 | 2,311 | 2,768 | 0 |
| 2010 | 7,023 | 1,920 | 2,398 | 2,701 | 4 |
| 2012 | 6,927 | 2,136 | 2,241 | 2,541 | 9 |
| 2014 | 6,805 | 1,947 | 2,252 | 2,595 | 11 |
| 2016 | 6,800 | 1,727 | 2,571 | 2,469 | 33 |
| 2018 | 6,628 | 1,716 | 2,481 | 2,385 | 46 |
| 2020 | 6,666 | 1,745 | 2,664 | 2,214 | 43 |
| 2022 | 6,517 | 1,598 | 2,725 | 2,135 | 59 |
| 2024 | 6,493 | 1,398 | 2,829 | 2,201 | 65 |
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
+44 net domestic migration · 2025
Net −240 over 2011–2025 · gain loss
Arrivals reported $52,240 in average income, against $81,614 for residents who stayed — 36% lower. (IRS SOI, 2022–23)
The places arrivals came from lean R+13.7 on average — 19 points more Democratic-leaning than Greene County, IA itself (R+32.9).
Where arrivals came from lean of each source
- Polk County, IA24D+10.8
- Carroll County, IA21R+41.8
Where departures went households, 2022–23
- Polk County, IA33
- Dallas County, IA24
- Boone County, IA22
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 | −13 |
| 2012 | −114 |
| 2013 | −11 |
| 2014 | −9 |
| 2015 | −170 |
| 2016 | +71 |
| 2017 | −22 |
| 2018 | +16 |
| 2019 | −65 |
| 2021 | +3 |
| 2022 | +34 |
| 2023 | −85 |
| 2024 | +81 |
| 2025 | +44 |
Greene County's economy centers on agriculture, and its roughly 10,000 residents have shifted steadily toward Republican presidential candidates over the past decade, producing a 33-point margin in 2024 that reflects broader rural Iowa realignment.
Across the recorded series it reached a Democratic high of 28.2 points in 1964 and a Republican high of 58.8 points in 1920. Between 2020 and 2024 the county moved 4.2 points toward the Republican candidate; the 2024 margin was 32.9 points.
A population of 8,688, a 92% non-Hispanic-white share, and a median household income of $63,409 describe the county. The county's voting pattern over the last decade is most similar to that of Union County and Monona 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 →
Greene County, Iowa. Akashic. https://akashic.app/county/19073/. Accessed May 20, 2026. License: CC BY 4.0.