Marshall County, Illinois
Precinct data
Results by precinct
29 precincts · 6,127 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -BENNINGTONBENNINGTON | 230 | 536 | 10 | 776 | 29.6% | 69.1% | R+39.4 |
|---|---|---|---|---|---|---|---|
| Precinct -HENRY 1HENRY 1 | 250 | 418 | 15 | 683 | 36.6% | 61.2% | R+24.6 |
| Precinct -LACON 1LACON 1 | 233 | 424 | 11 | 668 | 34.9% | 63.5% | R+28.6 |
| Precinct -STEUBENSTEUBEN | 173 | 419 | 6 | 598 | 28.9% | 70.1% | R+41.1 |
| Precinct -HENRY 2HENRY 2 | 179 | 368 | 9 | 556 | 32.2% | 66.2% | R+34.0 |
| Precinct -EVANSEVANS | 141 | 399 | 8 | 548 | 25.7% | 72.8% | R+47.1 |
| Precinct -ROBERTSROBERTS | 185 | 328 | 9 | 522 | 35.4% | 62.8% | R+27.4 |
| Precinct -LACON 2LACON 2 | 168 | 321 | 12 | 501 | 33.5% | 64.1% | R+30.5 |
| Precinct -HOPEWELLHOPEWELL | 102 | 202 | 4 | 308 | 33.1% | 65.6% | R+32.5 |
| Precinct -RICHLANDRICHLAND | 70 | 174 | 1 | 245 | 28.6% | 71.0% | R+42.4 |
| Precinct -LA PRAIRIELA PRAIRIE | 45 | 160 | 5 | 210 | 21.4% | 76.2% | R+54.8 |
| Precinct -BELL PLAINBELL PLAIN | 56 | 146 | 1 | 203 | 27.6% | 71.9% | R+44.3 |
| Precinct -WHITEFIELDWHITEFIELD | 52 | 126 | 1 | 179 | 29.1% | 70.4% | R+41.3 |
| Precinct -SARATOGASARATOGA | 29 | 98 | 3 | 130 | 22.3% | 75.4% | R+53.1 |
| BELL PLAIN Voting District17_1712301001 | 0 | 0 | 0 | 0 | — | — | Even |
| BENNINGTON 1 Voting District17_1712302001 | 0 | 0 | 0 | 0 | — | — | Even |
| BENNINGTON 2 Voting District17_1712302002 | 0 | 0 | 0 | 0 | — | — | Even |
| EVANS 1 Voting District17_1712303001 | 0 | 0 | 0 | 0 | — | — | Even |
| EVANS 2 Voting District17_1712303002 | 0 | 0 | 0 | 0 | — | — | Even |
| HENRY 1 Voting District17_1712304001 | 0 | 0 | 0 | 0 | — | — | Even |
| HOPEWELL Voting District17_1712305001 | 0 | 0 | 0 | 0 | — | — | Even |
| LA PRAIRIE Voting District17_1712307001 | 0 | 0 | 0 | 0 | — | — | Even |
| LACON 1 Voting District17_1712306001 | 0 | 0 | 0 | 0 | — | — | Even |
| LACON 2 Voting District17_1712306002 | 0 | 0 | 0 | 0 | — | — | Even |
| RICHLAND Voting District17_1712308001 | 0 | 0 | 0 | 0 | — | — | Even |
| ROBERTS Voting District17_1712309001 | 0 | 0 | 0 | 0 | — | — | Even |
| SARATOGA Voting District17_1712310001 | 0 | 0 | 0 | 0 | — | — | Even |
| STEUBEN Voting District17_1712311001 | 0 | 0 | 0 | 0 | — | — | Even |
| WHITEFIELD Voting District17_1712312001 | 0 | 0 | 0 | 0 | — | — | Even |
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | +6.9% |
| 1896 | −7.9% |
| 1900 | −7.2% |
| 1904 | −16.5% |
| 1908 | −4.7% |
| 1912 | +23.8% |
| 1916 | −15.4% |
| 1920 | −39.2% |
| 1924 | −30.0% |
| 1928 | −17.5% |
| 1932 | +13.2% |
| 1936 | +7.8% |
| 1940 | −15.0% |
| 1944 | −23.5% |
| 1948 | −20.1% |
| 1952 | −34.8% |
| 1956 | −35.9% |
| 1960 | −16.4% |
| 1964 | +5.2% |
| 1968 | −21.6% |
| 1972 | −35.0% |
| 1976 | −21.7% |
| 1980 | −36.4% |
| 1984 | −25.8% |
| 1988 | −13.3% |
| 1992 | +5.0% |
| 1996 | +3.3% |
| 2000 | −9.7% |
| 2004 | −14.1% |
| 2008 | −1.0% |
| 2012 | −14.2% |
| 2016 | −33.4% |
| 2020 | −34.5% |
| 2024 | −36.0% |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2022 | R | 34.6%1,641 | 63.3%2,997 | 4,738 |
| 2020 | R | 32.8%2,027 | 63.9%3,957 | 6,189 |
Registered voters
Total registered voters, over time
| Year | Total registered |
|---|---|
| 2016 | 8,626 |
| 2018 | 8,539 |
| 2020 | 8,467 |
| 2022 | 8,139 |
| 2024 | 8,669 |
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
−39 net domestic migration · 2025
Net −727 over 2011–2025 · gain loss
Arrivals reported $61,244 in average income, against $75,692 for residents who stayed — 19% lower. (IRS SOI, 2022–23)
The places arrivals came from lean R+14.0 on average — 22 points more Democratic-leaning than Marshall County, IL itself (R+36.0).
Where arrivals came from lean of each source
- Peoria County, IL64D+4.6
- LaSalle County, IL42R+18.5
- Woodford County, IL36R+42.0
Where departures went households, 2022–23
- Peoria County, IL61
- LaSalle County, IL42
- Woodford County, IL33
- Tazewell County, IL30
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 | −101 |
| 2012 | −158 |
| 2013 | −117 |
| 2014 | −115 |
| 2015 | −23 |
| 2016 | −10 |
| 2017 | −163 |
| 2018 | −121 |
| 2019 | −11 |
| 2021 | +39 |
| 2022 | +65 |
| 2023 | +65 |
| 2024 | −38 |
| 2025 | −39 |
Marshall County sits in the Illinois River valley with a small, aging population that has shifted decisively toward Republican presidential candidates since 2000, recording a 36-point margin in 2024.
Across the recorded series it reached a Democratic high of 23.8 points in 1912 and a Republican high of 39.2 points in 1920. Between 2020 and 2024 the county moved 1.5 points toward the Republican candidate; the 2024 margin was 36.0 points.
A population of 11,647, a 92% non-Hispanic-white share, and a median household income of $71,585 describe the county. The county's voting pattern over the last decade is most similar to that of Fremont County and Kalkaska 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 →
Marshall County, Illinois. Akashic. https://akashic.app/county/17123/. Accessed May 20, 2026. License: CC BY 4.0.