Shelby County, Illinois
AkashicShelby County, ILTrumpR+60.2
2024 precinct map of Shelby CountyPrecinct-level 2024 presidential results for Shelby County, with each precinct boundary colored by Democratic-vs-Republican margin, and gold where an independent or third-party candidate carried the precinct.
How it voted
Share of the 2024 vote
| Donald Trump ✓Republican | 79.4% | 9,267 |
|---|---|---|
| Kamala HarrisDemocratic | 19.2% | 2,240 |
| Robert F Kennedy Jr.Independent | 1.3% | 157 |
Harris +50Trump +50
33 precincts · 11,670 votes. Hover any precinct for its result.
The precinct map shows the 2024 presidential vote; the timeline scrubs the county’s overall result across 1892–2024.
38 presidential elections
| Year | Won | Democratic | Republican | Other | Margin | Total |
|---|---|---|---|---|---|---|
| R | 19.2%Harris2,240 | 79.4%Trump9,267 | 1.3%Kennedy157 | 11,670 | ||
| R | 20.7%Biden2,504 | 77.8%Trump9,426 | 0.9%Jorgensen109 | 12,115 | ||
| R | 20.7%Clinton2,288 | 74.5%Trump8,229 | 3.4%Johnson372 | 11,049 | ||
| R | 32.0%Obama3,342 | 65.6%Romney6,843 | 1.4%JOHNSON143 | 10,439 | ||
| R | 39.1%Obama4,245 | 58.9%McCain6,396 | 2.1%Nader227 | 10,868 | ||
| R | 35.4%Kerry3,744 | 63.8%Bush6,753 | 0.8%Badnarik80 | 10,577 | ||
| R | 39.5%Gore4,018 | 57.6%Bush5,851 | 1.6%Nader162 | 10,163 | ||
| D | 43.4%Clinton4,249 | 43.1%Dole4,215 | 12.9%Perot1,262 | 9,788 | ||
| D | 45.6%Clinton5,101 | 32.5%Bush3,631 | 21.5%Perot2,401 | 11,175 | ||
| R | 46.1%Dukakis4,650 | 53.3%Bush5,370 | 0.6%Paul58 | 10,078 | ||
| R | 40.2%Mondale4,317 | 59.4%Reagan6,372 | 0.4%Bergland41 | 10,730 | ||
| R | 36.6%Carter3,988 | 59.1%Reagan6,441 | 4.3%Anderson465 | 10,894 | ||
| D | 53.7%Carter6,172 | 45.5%Ford5,234 | 0.8%McCarthy87 | 11,493 | ||
| R | 37.8%McGovern4,389 | 62.1%Nixon7,217 | 0.2%Schmitz20 | 11,626 | ||
| R | 40.7%Humphrey4,528 | 49.3%Nixon5,487 | 10.1%Wallace1,122 | 11,137 | ||
| D | 62.3%Johnson7,088 | 37.7%Goldwater4,281 | 0.0% | 11,369 | ||
| R | 45.4%Kennedy5,720 | 54.5%Nixon6,872 | 0.1%Byrd11 | 12,603 | ||
| R | 43.0%Stevenson5,337 | 56.9%Eisenhower7,075 | 0.1%Andrews13 | 12,425 | ||
| R | 42.2%Stevenson5,268 | 57.7%Eisenhower7,189 | 0.1%Hallinan12 | 12,469 | ||
| D | 50.7%Truman5,589 | 47.9%Dewey5,282 | 1.4%Thurmond158 | 11,029 | ||
| R | 48.3%Roosevelt5,919 | 50.6%Dewey6,201 | 1.0%Thomas123 | 12,243 | ||
| D | 50.7%Roosevelt7,704 | 47.7%Willkie7,250 | 1.6%Thomas243 | 15,197 | ||
| D | 57.6%Roosevelt8,186 | 40.8%Landon5,795 | 1.5%Lemke220 | 14,201 | ||
| D | 62.4%Roosevelt8,093 | 35.9%Hoover4,657 | 1.7%Thomas219 | 12,969 | ||
| R | 35.3%Smith4,071 | 62.6%Hoover7,214 | 2.1%Thomas243 | 11,528 | ||
| R | 45.2%Davis5,265 | 48.1%Coolidge5,605 | 6.7%La Follette776 | 11,646 | ||
| R | 43.4%Cox5,113 | 53.9%Harding6,351 | 2.6%Debs312 | 11,776 | ||
| D | 54.2%Wilson7,515 | 42.6%Hughes5,911 | 3.2%Benson440 | 13,866 | ||
| D | 50.3%Wilson3,467 | 23.6%Taft1,629 | 26.0%Roosevelt1,793 | 6,889 | ||
| D | 51.9%Bryan4,065 | 42.3%Taft3,312 | 5.8%Debs453 | 7,830 | ||
| R | 42.8%Parker2,962 | 46.5%Roosevelt3,220 | 10.7%Debs738 | 6,920 | ||
| D | 55.5%Bryan4,514 | 41.4%McKinley3,365 | 3.1%Woolley252 | 8,131 | ||
| D | 59.4%Bryan4,709 | 38.8%McKinley3,071 | 1.8%Palmer145 | 7,925 | ||
| D | 49.6%Cleveland3,523 | 32.5%Harrison2,304 | 17.9%Weaver1,273 | 7,100 | ||
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presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | +17.2% |
| 1896 | +20.7% |
| 1900 | +14.1% |
| 1904 | −3.7% |
| 1908 | +9.6% |
| 1912 | +26.7% |
| 1916 | +11.6% |
| 1920 | −10.5% |
| 1924 | −2.9% |
| 1928 | −27.3% |
| 1932 | +26.5% |
| 1936 | +16.8% |
| 1940 | +3.0% |
| 1944 | −2.3% |
| 1948 | +2.8% |
| 1952 | −15.4% |
| 1956 | −14.0% |
| 1960 | −9.1% |
| 1964 | +24.7% |
| 1968 | −8.6% |
| 1972 | −24.3% |
| 1976 | +8.2% |
| 1980 | −22.5% |
| 1984 | −19.2% |
| 1988 | −7.1% |
| 1992 | +13.2% |
| 1996 | +0.3% |
| 2000 | −18.0% |
| 2004 | −28.4% |
| 2008 | −19.8% |
| 2012 | −33.5% |
| 2016 | −53.8% |
| 2020 | −57.1% |
| 2024 | −60.2% |
DemocraticRepublican
voter registration
Registered voters
Total registered voters, over time
Registered voters
| Year | Total registered |
|---|---|
| 2016 | 15,718 |
| 2018 | 15,301 |
| 2020 | 14,997 |
| 2022 | 14,705 |
| 2024 | 15,428 |
Source: U.S. Election Assistance Commission (EAVS)
Shelby County's R+60.2 margin in 2024 places it among the most heavily one-sided counties in a state often defined by its Chicago-versus-downstate divide, reflecting the deep rural consolidation seen across central Illinois farmland.
Across the recorded series it reached a Democratic high of 26.7 points in 1912 and a Republican high of 60.2 points in 2024. Between 2020 and 2024 the county moved 3.1 points toward the Republican candidate; the 2024 margin was 60.2 points.
A population of 20,720, a 96% non-Hispanic-white share, and a median household income of $72,095 describe the county. The county's voting pattern over the last decade is most similar to that of St. Clair County and Vernon County.
Most similar counties
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 →
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All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Shelby County, Illinois. Akashic. https://akashic.app/county/17173/. Accessed May 20, 2026. License: CC BY 4.0.
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Cities & towns in Shelby County
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Frequently asked questions
How did Shelby County, Illinois vote in 2024?
In 2024, Shelby County, Illinois voted Republican by 60.2 points (R+60.2), carried by the Republican candidate. Out of 11,670 votes cast, 2,240 went Democratic and 9,267 went Republican.
When did Shelby County, Illinois last vote Democratic?
The most recent presidential election in which Shelby County, Illinois voted Democratic was 1996.
How many people live in Shelby County, Illinois?
Shelby County, Illinois has a population of 20,720 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Shelby County, Illinois?
Median household income in Shelby County, Illinois is $72,095 — below the national median of $80,734. The Illinois state median is $83,390.
What is the political history of Shelby County, Illinois?
Akashic tracks 38 presidential elections in Shelby County, Illinois from 1876 to 2024. Of those, 14 went Democratic and 20 went Republican.