Madison County, Illinois
AkashicMadison County, ILTrumpR+13.2
2024 precinct map of Madison CountyPrecinct-level 2024 presidential results for Madison 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 | 55.6% | 73,925 |
|---|---|---|
| Kamala HarrisDemocratic | 42.3% | 56,341 |
| Robert F Kennedy Jr.Independent | 1.8% | 2,333 |
Harris +50Trump +50
191 precincts · 133,072 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 | 42.3%Harris56,341 | 55.6%Trump73,925 | 1.8%Kennedy2,333 | 133,072 | ||
| R | 42.0%Biden57,836 | 55.3%Trump76,031 | 1.6%Jorgensen2,169 | 137,558 | ||
| R | 38.9%Clinton50,587 | 54.1%Trump70,490 | 4.2%Johnson5,472 | 130,179 | ||
| R | 47.9%Obama58,922 | 49.3%Romney60,608 | 1.6%JOHNSON1,977 | 122,885 | ||
| D | 53.7%Obama68,979 | 44.6%McCain57,177 | 1.7%Nader2,178 | 128,334 | ||
| D | 51.3%Kerry63,399 | 48.0%Bush59,384 | 0.7%Badnarik895 | 123,678 | ||
| D | 53.2%Gore59,077 | 43.9%Bush48,821 | 2.1%Nader2,359 | 111,104 | ||
| D | 53.3%Clinton53,568 | 35.6%Dole35,758 | 10.1%Perot10,121 | 100,573 | ||
| D | 51.3%Clinton58,484 | 28.2%Bush32,167 | 20.3%Perot23,110 | 114,095 | ||
| D | 54.3%Dukakis54,175 | 45.0%Bush44,907 | 0.6%Paul613 | 99,695 | ||
| R | 45.7%Mondale48,352 | 53.9%Reagan57,021 | 0.3%Bergland340 | 105,713 | ||
| R | 43.8%Carter43,860 | 51.1%Reagan51,160 | 5.1%Anderson5,104 | 100,124 | ||
| D | 55.4%Carter56,457 | 43.3%Ford44,183 | 1.3%McCarthy1,358 | 101,998 | ||
| R | 43.7%McGovern43,289 | 55.9%Nixon55,385 | 0.4%Schmitz442 | 99,116 | ||
| D | 45.9%Humphrey46,384 | 39.2%Nixon39,622 | 15.0%Wallace15,123 | 101,129 | ||
| D | 68.5%Johnson65,115 | 31.5%Goldwater30,009 | 0.0% | 95,124 | ||
| D | 56.0%Kennedy54,787 | 43.9%Nixon42,984 | 0.1%Byrd133 | 97,904 | ||
| D | 54.8%Stevenson47,897 | 45.1%Eisenhower39,413 | 0.1%Andrews88 | 87,398 | ||
| D | 58.3%Stevenson50,734 | 41.6%Eisenhower36,206 | 0.1%Hallinan99 | 87,039 | ||
| D | 61.7%Truman40,897 | 37.8%Dewey25,059 | 0.5%Thurmond350 | 66,306 | ||
| D | 58.2%Roosevelt40,114 | 41.2%Dewey28,399 | 0.5%Thomas359 | 68,872 | ||
| D | 59.0%Roosevelt44,803 | 40.1%Willkie30,445 | 0.9%Thomas681 | 75,929 | ||
| D | 64.2%Roosevelt42,172 | 33.6%Landon22,073 | 2.2%Lemke1,441 | 65,686 | ||
| D | 61.5%Roosevelt35,211 | 34.5%Hoover19,774 | 3.9%Thomas2,253 | 57,238 | ||
| R | 45.1%Smith23,658 | 53.5%Hoover28,028 | 1.4%Thomas720 | 52,406 | ||
| R | 30.7%Davis12,863 | 47.6%Coolidge19,926 | 21.7%La Follette9,062 | 41,851 | ||
| R | 30.5%Cox10,149 | 57.8%Harding19,249 | 11.7%Debs3,894 | 33,292 | ||
| R | 46.2%Wilson16,302 | 49.9%Hughes17,594 | 3.9%Benson1,378 | 35,274 | ||
| D | 40.0%Wilson7,155 | 30.6%Taft5,462 | 29.4%Roosevelt5,251 | 17,868 | ||
| R | 42.2%Bryan7,812 | 51.1%Taft9,463 | 6.6%Debs1,228 | 18,503 | ||
| R | 34.4%Parker5,429 | 57.1%Roosevelt9,009 | 8.5%Debs1,333 | 15,771 | ||
| R | 44.5%Bryan6,753 | 53.4%McKinley8,106 | 2.2%Woolley331 | 15,190 | ||
| R | 45.5%Bryan6,344 | 53.3%McKinley7,431 | 1.3%Palmer177 | 13,952 | ||
| D | 48.7%Cleveland5,680 | 45.9%Harrison5,355 | 5.4%Weaver634 | 11,669 | ||
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presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | +2.8% |
| 1896 | −7.8% |
| 1900 | −8.9% |
| 1904 | −22.7% |
| 1908 | −8.9% |
| 1912 | +9.5% |
| 1916 | −3.7% |
| 1920 | −27.3% |
| 1924 | −16.9% |
| 1928 | −8.3% |
| 1932 | +27.0% |
| 1936 | +30.6% |
| 1940 | +18.9% |
| 1944 | +17.0% |
| 1948 | +23.9% |
| 1952 | +16.7% |
| 1956 | +9.7% |
| 1960 | +12.1% |
| 1964 | +36.9% |
| 1968 | +6.7% |
| 1972 | −12.2% |
| 1976 | +12.0% |
| 1980 | −7.3% |
| 1984 | −8.2% |
| 1988 | +9.3% |
| 1992 | +23.1% |
| 1996 | +17.7% |
| 2000 | +9.2% |
| 2004 | +3.2% |
| 2008 | +9.2% |
| 2012 | −1.4% |
| 2016 | −15.3% |
| 2020 | −13.2% |
| 2024 | −13.2% |
DemocraticRepublican
voter registration
Registered voters
Total registered voters, over time
Registered voters
| Year | Total registered |
|---|---|
| 2016 | 204,037 |
| 2018 | 197,361 |
| 2020 | 205,251 |
| 2022 | 188,404 |
| 2024 | 194,917 |
Source: U.S. Election Assistance Commission (EAVS)
Madison County sits across the Mississippi from St. Louis and was reliably competitive into the 2000s, but its largely white working-class electorate has moved toward Republican margins now exceeding 13 points in presidential contests.
Across the recorded series it reached a Democratic high of 36.9 points in 1964 and a Republican high of 27.3 points in 1920. The 2024 margin was 13.2 points.
A population of 264,238, a 82% non-Hispanic-white share, and a median household income of $75,793 describe the county. The county's voting pattern over the last decade is most similar to that of Lake County and Bladen 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 →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Madison County, Illinois. Akashic. https://akashic.app/county/17119/. Accessed May 20, 2026. License: CC BY 4.0.
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Cities & towns in Madison County
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Frequently asked questions
How did Madison County, Illinois vote in 2024?
In 2024, Madison County, Illinois voted Republican by 13.2 points (R+13.2), carried by the Republican candidate. Out of 133,072 votes cast, 56,341 went Democratic and 73,925 went Republican.
When did Madison County, Illinois last vote Democratic?
The most recent presidential election in which Madison County, Illinois voted Democratic was 2008.
How many people live in Madison County, Illinois?
Madison County, Illinois has a population of 264,238 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Madison County, Illinois?
Median household income in Madison County, Illinois is $75,793 — below the national median of $80,734. The Illinois state median is $83,390.
What is the political history of Madison County, Illinois?
Akashic tracks 38 presidential elections in Madison County, Illinois from 1876 to 2024. Of those, 19 went Democratic and 15 went Republican.