HarrisDemocratic24.6%4,116TrumpRepublican74.0%12,409KennedyIndependent1.4%231
R+49.5- Lead
- 8,293
- Total
- 16,762
- vs nation
- R+48.0
- Turnout
- 60.2%
Akashiccounty
Marion County, IL
Office (updates table and map)
President margin by year
Place winner margin
Boundary by 2024 margin · Precinct returns · VEST · MIT Election Lab
President results by year
2024 turnout 60.2% of 28,045 citizens 18+
BidenDemocratic25.9%4,524TrumpRepublican72.5%12,678JorgensenLibertarian0.9%163
R+46.6- Lead
- 8,154
- Total
- 17,494
- vs nation
- R+51.1
- Turnout
- 61.5%
ClintonDemocratic25.6%4,369TrumpRepublican69.4%11,859JohnsonLibertarian3.2%548
R+43.8- Lead
- 7,490
- Total
- 17,098
- vs nation
- R+45.9
- Turnout
- 59.3%
ObamaDemocratic39.3%6,225RomneyRepublican58.5%9,248JOHNSONLibertarian1.3%212
R+19.1- Lead
- 3,023
- Total
- 15,820
- vs nation
- R+23.0
- Turnout
- —
ObamaDemocratic48.1%8,345McCainRepublican50.1%8,691OtherAll other candidates1.9%328
R+2.0- Lead
- 346
- Total
- 17,364
- vs nation
- R+9.3
- Turnout
- —
KerryDemocratic44.7%7,694BushRepublican54.7%9,413OtherAll other candidates0.7%117
R+10.0- Lead
- 1,719
- Total
- 17,224
- vs nation
- R+7.5
- Turnout
- —
GoreDemocratic48.4%8,068BushRepublican49.5%8,240NaderGreen1.4%238
R+1.0- Lead
- 172
- Total
- 16,663
- vs nation
- R+1.6
- Turnout
- —
ClintonDemocratic49.4%7,792DoleRepublican38.1%5,999PerotReform11.6%1,825
D+11.4- Lead
- 1,793
- Total
- 15,763
- vs nation
- D+2.9
- Turnout
- —
Key facts
- 2024 presidential margin
- R+49.5MIT Election Lab
- Population
- 37,0002024 5-year
- Median household income
- $61,2402024 5-year
- White (non-Hispanic)
- 89.1%2024 5-year
- Black
- 2.9%2024 5-year
- Hispanic / Latino
- 2.2%2024 5-year
- Peak Democratic margin
- D+27.3 in 1964MIT Election Lab
- Peak Republican margin
- R+49.5 in 2024MIT Election Lab
- Most similar
- Franklin County, IL · twin score 92.9
Midterm durability
Total general-election participants divided by same-year citizen voting-age population. These are total ballots or participating voters—not presidential candidate votes.
- 2024 total turnout
- 60.2%16,895 participants ÷ 28,045 CVAP
- 2020→2022 drop-off
- +15.3 ptsVolatile
- Drop-off versus state
- -6.8 ptsPositive means a larger decline than the statewide pattern
- Mechanical 2026 scenario
- 45.0%–45.2%Recent-cycle and two-cycle persistence scenarios; not a forecast
| Election | Participants | CVAP | Turnout | Quality |
|---|---|---|---|---|
| 2016 · Presidential | 17,465 | 29,428 | 59.3% | A/A |
| 2018 · Midterm | 12,971 | 29,102 | 44.6% | A/A |
| 2020 · Presidential | 17,658 | 28,725 | 61.5% | A/A |
| 2022 · Midterm | 13,173 | 28,503 | 46.2% | C/A |
| 2024 · Presidential | 16,895 | 28,045 | 60.2% | A/A |
Sources and methods
- 2016: numerator source 158, denominator source 157; total voters participating; eavs-f1a-v1:observed:native; allocation share 0.0%; series 293/111.
- 2018: numerator source 158, denominator source 157; total voters participating; eavs-f1a-v1:observed:native; allocation share 0.0%; series 297/138.
- 2020: numerator source 158, denominator source 157; total voters participating; eavs-f1a-v1:observed:native; allocation share 0.0%; series 301/2.
- 2022: numerator source 159, denominator source 157; top ticket votes; canonical-complete-contest-floor-v1; allocation share 0.0%; series 154/183.
- 2024: numerator source 158, denominator source 157; total voters participating; eavs-f1a-v1:observed:native; allocation share 0.0%; series 311/228.
Precinct data
Results by precinct
85 precincts · 16,892 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -SALEM 8SALEM 8 | 155 | 725 | 19 | 899 | 17.2% | 80.6% | R+63.4 |
|---|---|---|---|---|---|---|---|
| Precinct -RACCOONRACCOON | 188 | 667 | 16 | 871 | 21.6% | 76.6% | R+55.0 |
| Precinct -CENTRALIA 17CENTRALIA 17 | 312 | 523 | 29 | 864 | 36.1% | 60.5% | R+24.4 |
| Precinct -ODINODIN | 145 | 551 | 18 | 714 | 20.3% | 77.2% | R+56.9 |
| Precinct -CENTRALIA 14CENTRALIA 14 | 243 | 442 | 21 | 706 | 34.4% | 62.6% | R+28.2 |
| Precinct -STEVENSONSTEVENSON | 127 | 554 | 13 | 694 | 18.3% | 79.8% | R+61.5 |
| Precinct -SALEM 1SALEM 1 | 186 | 490 | 14 | 690 | 27.0% | 71.0% | R+44.1 |
| Precinct -SALEM 7SALEM 7 | 181 | 483 | 22 | 686 | 26.4% | 70.4% | R+44.0 |
| Precinct -CENTRALIA 5CENTRALIA 5 | 245 | 369 | 12 | 626 | 39.1% | 58.9% | R+19.8 |
| Precinct -CENTRALIA 13CENTRALIA 13 | 160 | 426 | 7 | 593 | 27.0% | 71.8% | R+44.9 |
| Precinct -TONTITONTI | 90 | 453 | 6 | 549 | 16.4% | 82.5% | R+66.1 |
| Precinct -KINMUNDYKINMUNDY | 103 | 422 | 11 | 536 | 19.2% | 78.7% | R+59.5 |
| Precinct -IUKAIUKA | 59 | 455 | 7 | 521 | 11.3% | 87.3% | R+76.0 |
| Precinct -SANDOVAL 1SANDOVAL 1 | 158 | 350 | 12 | 520 | 30.4% | 67.3% | R+36.9 |
| Precinct -CENTRALIA 11CENTRALIA 11 | 116 | 386 | 11 | 513 | 22.6% | 75.2% | R+52.6 |
| Precinct -CENTRALIA 12CENTRALIA 12 | 109 | 382 | 6 | 497 | 21.9% | 76.9% | R+54.9 |
| Precinct -SALEM 6SALEM 6 | 130 | 345 | 14 | 489 | 26.6% | 70.6% | R+44.0 |
| Precinct -PATOKAPATOKA | 79 | 392 | 16 | 487 | 16.2% | 80.5% | R+64.3 |
| Precinct -HAINESHAINES | 66 | 407 | 12 | 485 | 13.6% | 83.9% | R+70.3 |
| Precinct -ALMAALMA | 81 | 342 | 10 | 433 | 18.7% | 79.0% | R+60.3 |
| Precinct -CENTRALIA 9CENTRALIA 9 | 123 | 288 | 10 | 421 | 29.2% | 68.4% | R+39.2 |
| Precinct -SALEM 9SALEM 9 | 78 | 316 | 11 | 405 | 19.3% | 78.0% | R+58.8 |
| Precinct -SALEM 4SALEM 4 | 107 | 270 | 8 | 385 | 27.8% | 70.1% | R+42.3 |
| Precinct -SANDOVAL 3SANDOVAL 3 | 61 | 257 | 6 | 324 | 18.8% | 79.3% | R+60.5 |
| Precinct -CENTRALIA 1CENTRALIA 1 | 233 | 72 | 7 | 312 | 74.7% | 23.1% | D+51.6 |
| Precinct -CENTRALIA 4CENTRALIA 4 | 107 | 194 | 11 | 312 | 34.3% | 62.2% | R+27.9 |
| Precinct -SALEM 5SALEM 5 | 61 | 239 | 5 | 305 | 20.0% | 78.4% | R+58.4 |
| Precinct -ROMINEROMINE | 45 | 212 | 6 | 263 | 17.1% | 80.6% | R+63.5 |
| Precinct -OMEGAOMEGA | 26 | 225 | 7 | 258 | 10.1% | 87.2% | R+77.1 |
| Precinct -CARRIGANCARRIGAN | 28 | 202 | 0 | 230 | 12.2% | 87.8% | R+75.7 |
| Precinct -CENTRALIA 7CENTRALIA 7 | 89 | 119 | 3 | 211 | 42.2% | 56.4% | R+14.2 |
| Precinct -FOSTERFOSTER | 29 | 174 | 4 | 207 | 14.0% | 84.1% | R+70.0 |
| Precinct -MEACHAMMEACHAM | 26 | 176 | 0 | 202 | 12.9% | 87.1% | R+74.3 |
| Precinct -SALEM 2SALEM 2 | 30 | 162 | 5 | 197 | 15.2% | 82.2% | R+67.0 |
| Precinct -CENTRALIA 15CENTRALIA 15 | 40 | 144 | 6 | 190 | 21.1% | 75.8% | R+54.7 |
| Precinct -CENTRALIA 3CENTRALIA 3 | 52 | 120 | 0 | 172 | 30.2% | 69.8% | R+39.5 |
| Precinct -CENTRALIA 6CENTRALIA 6 | 48 | 75 | 2 | 125 | 38.4% | 60.0% | R+21.6 |
| ALMA 1 Voting District17_1712101001 | 0 | 0 | 0 | 0 | — | — | No votes |
| ALMA 2 Voting District17_1712101002 | 0 | 0 | 0 | 0 | — | — | No votes |
| CARRIGAN Voting District17_1712102001 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 1 Voting District17_1712103001 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 10 Voting District17_1712103010 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 11 Voting District17_1712103011 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 12 Voting District17_1712103012 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 13 Voting District17_1712103013 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 14 Voting District17_1712103014 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 15 Voting District17_1712103015 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 16 Voting District17_1712103016 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 17 Voting District17_1712103017 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 18 Voting District17_1712103018 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 2 Voting District17_1712103002 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 3 Voting District17_1712103003 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 4 Voting District17_1712103004 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 5 Voting District17_1712103005 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 6 Voting District17_1712103006 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 7 Voting District17_1712103007 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 8 Voting District17_1712103008 | 0 | 0 | 0 | 0 | — | — | No votes |
| CENTRALIA 9 Voting District17_1712103009 | 0 | 0 | 0 | 0 | — | — | No votes |
| FOSTER Voting District17_1712104001 | 0 | 0 | 0 | 0 | — | — | No votes |
| HAINES Voting District17_1712105001 | 0 | 0 | 0 | 0 | — | — | No votes |
| IUKA Voting District17_1712106001 | 0 | 0 | 0 | 0 | — | — | No votes |
| KINMUNDY 1 Voting District17_1712107001 | 0 | 0 | 0 | 0 | — | — | No votes |
| KINMUNDY 2 Voting District17_1712107002 | 0 | 0 | 0 | 0 | — | — | No votes |
| MEACHAM Voting District17_1712108001 | 0 | 0 | 0 | 0 | — | — | No votes |
| ODIN 1 Voting District17_1712109001 | 0 | 0 | 0 | 0 | — | — | No votes |
| ODIN 2 Voting District17_1712109002 | 0 | 0 | 0 | 0 | — | — | No votes |
| OMEGA Voting District17_1712110001 | 0 | 0 | 0 | 0 | — | — | No votes |
| PATOKA 1 Voting District17_1712111001 | 0 | 0 | 0 | 0 | — | — | No votes |
| PATOKA 2 Voting District17_1712111002 | 0 | 0 | 0 | 0 | — | — | No votes |
| RACCOON Voting District17_1712112001 | 0 | 0 | 0 | 0 | — | — | No votes |
| ROMINE Voting District17_1712113001 | 0 | 0 | 0 | 0 | — | — | No votes |
| SALEM 1 Voting District17_1712114001 | 0 | 0 | 0 | 0 | — | — | No votes |
| SALEM 2 Voting District17_1712114002 | 0 | 0 | 0 | 0 | — | — | No votes |
| SALEM 3 Voting District17_1712114003 | 0 | 0 | 0 | 0 | — | — | No votes |
| SALEM 4 Voting District17_1712114004 | 0 | 0 | 0 | 0 | — | — | No votes |
| SALEM 5 Voting District17_1712114005 | 0 | 0 | 0 | 0 | — | — | No votes |
| SALEM 6 Voting District17_1712114006 | 0 | 0 | 0 | 0 | — | — | No votes |
| SALEM 7 Voting District17_1712114007 | 0 | 0 | 0 | 0 | — | — | No votes |
| SALEM 8 Voting District17_1712114008 | 0 | 0 | 0 | 0 | — | — | No votes |
| SALEM 9 Voting District17_1712114009 | 0 | 0 | 0 | 0 | — | — | No votes |
| SANDOVAL 1 Voting District17_1712115001 | 0 | 0 | 0 | 0 | — | — | No votes |
| SANDOVAL 2 Voting District17_1712115002 | 0 | 0 | 0 | 0 | — | — | No votes |
| SANDOVAL 3 Voting District17_1712115003 | 0 | 0 | 0 | 0 | — | — | No votes |
| STEVENSON Voting District17_1712116001 | 0 | 0 | 0 | 0 | — | — | No votes |
| TONTI Voting District17_1712117001 | 0 | 0 | 0 | 0 | — | — | No votes |
presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | +6.6% |
| 1896 | +14.2% |
| 1900 | +9.6% |
| 1904 | −10.4% |
| 1908 | +7.1% |
| 1912 | +24.2% |
| 1916 | +9.7% |
| 1920 | −17.8% |
| 1924 | −8.4% |
| 1928 | −21.8% |
| 1932 | +26.0% |
| 1936 | +12.9% |
| 1940 | +13.7% |
| 1944 | +3.4% |
| 1948 | +6.4% |
| 1952 | −7.4% |
| 1956 | −11.7% |
| 1960 | −9.9% |
| 1964 | +27.3% |
| 1968 | −2.2% |
| 1972 | −21.3% |
| 1976 | +5.9% |
| 1980 | −21.3% |
| 1984 | −19.5% |
| 1988 | −0.6% |
| 1992 | +20.7% |
| 1996 | +11.4% |
| 2000 | −1.0% |
| 2004 | −10.0% |
| 2008 | −2.0% |
| 2012 | −19.1% |
| 2016 | −43.8% |
| 2020 | −46.6% |
| 2024 | −49.5% |
DemocraticRepublican
Federal and statewide elections · 3 House · 37 Senate · 3 Senate special · 13 governor
U.S. House
Each row shows U.S. House votes counted inside this Place. “Vote lead” is the local lead here, not necessarily the winner of the full contest.
U.S. Senate
Each row shows U.S. Senate votes counted inside this Place. “Vote lead” is the local lead here, not necessarily the winner of the full contest.
U.S. Senate special elections
Each row shows U.S. Senate special votes counted inside this Place. “Vote lead” is the local lead here, not necessarily the winner of the full contest.
Governor
Each row shows Governor votes counted inside this Place. “Vote lead” is the local lead here, not necessarily the winner of the full contest.
voter registration
Registered voters
Total registered voters, over time
Registered voters
| Year | Total registered |
|---|---|
| 2016 | 27,725 |
| 2018 | 28,147 |
| 2020 | 26,532 |
| 2022 | 26,691 |
| 2024 | 27,622 |
domestic migration
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
+2 net domestic migration · 2025
20112025
Net −2,638 over 2011–2025 · gain loss
Arrivals reported $42,865 in average income, against $66,533 for residents who stayed — 36% lower. (IRS SOI, 2022–23)
The places arrivals came from lean R+48.5 on average — about the same lean as Marion County, IL (R+49.5).
Where arrivals came from lean of each source
- Clinton County, IL126R+51.8
- Jefferson County, IL96R+47.7
- Washington County, IL36R+57.2
- Fayette County, IL33R+64.7
- Clay County, IL23R+67.3
- Effingham County, IL21R+60.3
Where departures went households, 2022–23
- Clinton County, IL134
- Jefferson County, IL83
- Washington County, IL51
- St. Clair County, IL34
- Clay County, IL26
- Fayette County, IL22
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 | −213 |
| 2012 | −148 |
| 2013 | −327 |
| 2014 | −131 |
| 2015 | −212 |
| 2016 | −302 |
| 2017 | −254 |
| 2018 | −292 |
| 2019 | −176 |
| 2021 | −115 |
| 2022 | −300 |
| 2023 | −103 |
| 2024 | −67 |
| 2025 | +2 |
Marion County, anchored by the small city of Centralia, has shifted sharply rightward over the past two decades; its 2024 presidential margin of R+49.5 reflects a pattern common to rural southern Illinois counties with declining manufacturing employment.
Across the recorded series it reached a Democratic high of 27.3 points in 1964 and a Republican high of 49.5 points in 2024. Between 2020 and 2024 the county moved 2.9 points toward the Republican candidate; the 2024 margin was 49.5 points.
A population of 37,000, a 89% non-Hispanic-white share, and a median household income of $61,240 describe the county. The county's voting pattern over the last decade is most similar to that of Franklin County and Jefferson County.
Political twins — counties
The counties whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Franklin County
Illinois
92.9twin score
12-yr trendelasticity% Evangelical≠ Italian ancestry
Jefferson County
Illinois
92.0twin score
elasticity12-yr trend% Evangelical
Henry County
Missouri
88.3twin score
12-yr trendelasticity2024 margin≠ French ancestry
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 →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Marion County, Illinois. Akashic. https://akashic.app/county/17121/. Accessed May 20, 2026. License: CC BY 4.0.
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Cities & towns in Marion County
Illinois at the ballot boxAll elections →
Frequently asked questions
How did Marion County, Illinois vote in 2024?
In 2024, Marion County, Illinois voted Republican by 49.5 points (R+49.5), carried by the Republican candidate. Out of 16,762 votes cast, 4,116 went Democratic and 12,409 went Republican.
When did Marion County, Illinois last vote Democratic?
The most recent presidential election in which Marion County, Illinois voted Democratic was 1996.
How many people live in Marion County, Illinois?
Marion County, Illinois has a population of 37,000 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Marion County, Illinois?
Median household income in Marion County, Illinois is $61,240 — below the national median of $80,734. The Illinois state median is $83,390.
What is the political history of Marion County, Illinois?
Akashic tracks 38 presidential elections in Marion County, Illinois from 1876 to 2024. Of those, 15 went Democratic and 19 went Republican.