Akashic
1892–2024
Akashic
Champaign & Springfield-Decatur
presidential margin
2008R+1.02012R+13.82016R+18.72020R+17.52024R+18.7
full record · 1892 → 2024
R+18.7
2024
median income$67,564U.S. $80,734 · IL $83,390
median age38.9U.S. 39.1 · IL 39.1
poverty rate14.5%U.S. 12.5% · IL 11.8%
bachelor’s+ (25+)30.7%U.S. 35.6% · IL 37.9%
non-english8.0%U.S. 22.3% · IL 24.1%
race · ethnicity · ancestry
German21.1%
English11.8%
Irish10.7%
African American†8.6%
African0.3%
Mexican3.1%
Puerto Rican0.4%
Chinese1.1%
Asian Indian0.8%
Filipino0.4%
religion
other traditions
Mainline8.4%
Black Protestant1.6%
Other Christian0.8%
Latter-day Saints0.7%
American Community Survey 2024 5-year (income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024 · 2020 U.S. Religion Census (ASARB) — congregational adherents, unaffiliated is the unclaimed remainder.

Champaign & Springfield-Decatur, Illinois

Akashic
Champaign & Springfield-DecaturTrumpR+18.7
—
2024 presidential margin by county for Champaign & Springfield-Decatur, ILA map of the constituent counties of Champaign & Springfield-Decatur, IL, each outlined and filled by its 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), seated within the faint outlines of the surrounding states.Champaign County, IL · D+23.8Coles County, IL · R+28.4Menard County, IL · R+41.4Douglas County, IL · R+46.1De Witt County, IL · R+44.7Ford County, IL · R+47.8Iroquois County, IL · R+57.3Effingham County, IL · R+60.3Vermilion County, IL · R+35.6Piatt County, IL · R+30.5Moultrie County, IL · R+49.0Cumberland County, IL · R+61.8Christian County, IL · R+46.7Shelby County, IL · R+60.2Morgan County, IL · R+32.4Sangamon County, IL · R+4.9Cass County, IL · R+43.4Logan County, IL · R+41.5Edgar County, IL · R+52.3Macon County, IL · R+18.9
How it voted
Share of the 2024 vote
Donald Trump ✓Republican58.3%254,394
Kamala HarrisDemocratic39.7%173,032
Robert F. Kennedy Jr.Independent2.0%8,697
D+60
R+60
20 counties, each filled by 2024 D-vs-R margin. Hover any county for its result.
County-level results (20 counties) — table
2024 presidential result by county for Champaign & Springfield-Decatur, IL — winner and D-vs-R margin.
CountyWinnerMargin
Cass County, ILRepublicanR+43.4
Champaign County, ILDemocraticD+23.8
Christian County, ILRepublicanR+46.7
Coles County, ILRepublicanR+28.4
Cumberland County, ILRepublicanR+61.8
De Witt County, ILRepublicanR+44.7
Douglas County, ILRepublicanR+46.1
Edgar County, ILRepublicanR+52.3
Effingham County, ILRepublicanR+60.3
Ford County, ILRepublicanR+47.8
Iroquois County, ILRepublicanR+57.3
Logan County, ILRepublicanR+41.5
Macon County, ILRepublicanR+18.9
Menard County, ILRepublicanR+41.4
Morgan County, ILRepublicanR+32.4
Moultrie County, ILRepublicanR+49.0
Piatt County, ILRepublicanR+30.5
Sangamon County, ILRepublicanR+4.9
Shelby County, ILRepublicanR+60.2
Vermilion County, ILRepublicanR+35.6
34 presidential elections
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonDemocraticRepublicanOtherMarginTotal
R
39.7%Harris173,032
58.3%Trump254,394
2.0%Kennedy8,697
−18.7%
436,123
R
40.0%Biden184,537
57.5%Trump265,381
2.5%Jorgensen11,487
−17.5%
461,405
R
37.1%Clinton162,272
55.8%Trump244,324
7.1%Johnson31,238
−18.7%
437,834
R
41.9%Obama174,032
55.7%Romney231,169
2.3%Johnson9,681
−13.8%
414,882
R
48.7%Obama213,615
49.6%McCain217,839
1.7%Nader7,579
−1.0%
439,033
R
41.0%Kerry178,397
58.1%Bush252,532
0.9%Badnarik3,712
−17.1%
434,641
R
43.3%Gore176,670
53.4%Bush218,149
3.3%Nader13,659
−10.2%
408,478
D
45.5%Clinton176,086
44.3%Dole171,387
10.2%Perot39,613
+1.2%
387,086
D
43.4%Clinton192,303
37.4%Bush165,656
19.2%Perot85,254
+6.0%
443,213
R
44.6%Dukakis176,734
54.8%Bush217,369
0.6%Paul2,405
−10.2%
396,508
R
38.2%Mondale160,922
61.3%Reagan258,080
0.4%Bergland1,837
−23.1%
420,839
R
34.1%Carter142,340
58.0%Reagan241,970
7.9%Anderson32,811
−23.9%
417,121
R
46.1%Carter190,415
52.5%Ford216,869
1.5%McCarthy6,158
−6.4%
413,442
R
36.2%McGovern145,696
63.4%Nixon254,958
0.4%Schmitz1,797
−27.1%
402,451
R
38.7%Humphrey150,222
51.7%Nixon200,448
9.6%Wallace37,231
−12.9%
387,901
D
56.8%Johnson225,856
43.2%Goldwater171,722
0.0%Hass16
+13.6%
397,594
R
43.3%Kennedy176,706
56.5%Nixon230,634
0.2%Byrd905
−13.2%
408,245
R
38.8%Stevenson150,827
61.1%Eisenhower237,761
0.1%Andrews371
−22.4%
388,959
R
40.5%Stevenson157,629
59.3%Eisenhower230,622
0.1%Hallinan477
−18.8%
388,728
R
45.5%Truman150,122
53.6%Dewey176,756
0.9%Thurmond2,933
−8.1%
329,811
R
45.4%Roosevelt157,540
54.1%Dewey187,623
0.5%Thomas1,601
−8.7%
346,764
R
48.5%Roosevelt196,854
51.0%Willkie207,156
0.6%Thomas2,250
−2.5%
406,260
D
54.6%Roosevelt209,411
43.6%Landon167,009
1.8%Lemke6,986
+11.1%
383,406
D
57.5%Roosevelt202,686
40.8%Hoover143,681
1.7%Thomas5,956
+16.7%
352,323
R
36.1%Smith113,068
63.2%Hoover197,842
0.7%Thomas2,103
−27.1%
313,013
R
30.4%Davis85,901
54.9%Coolidge155,011
14.7%La Follette41,421
−24.5%
282,333
R
32.8%Cox85,555
62.2%Harding162,117
5.0%Debs13,004
−29.4%
260,676
R
45.3%Wilson131,733
50.7%Hughes147,609
4.0%Benson11,668
−5.5%
291,010
D
41.4%Wilson61,909
25.4%Taft37,976
33.2%Roosevelt49,748
+16.0%
149,633
R
43.2%Bryan68,511
52.0%Taft82,469
4.8%Debs7,644
−8.8%
158,624
R
36.6%Parker54,404
56.0%Roosevelt83,337
7.5%Debs11,098
−19.4%
148,839
R
46.4%Bryan73,493
51.1%McKinley80,915
2.5%Woolley4,000
−4.7%
158,408
R
46.8%Bryan71,750
51.5%McKinley78,831
1.7%Palmer2,635
−4.6%
153,216
D
47.9%Cleveland63,915
45.5%Harrison60,637
6.6%Weaver8,815
+2.5%
133,367
presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
Presidential margin over timeDemocratic-minus-Republican presidential margin from 1892 to 2024. Most recent: −18.7% in 2024.flipped R · 2000−18.7%DR18922024
Presidential margin over time
YearMargin (D minus R)
1892+2.5%
1896−4.6%
1900−4.7%
1904−19.4%
1908−8.8%
1912+16.0%
1916−5.5%
1920−29.4%
1924−24.5%
1928−27.1%
1932+16.7%
1936+11.1%
1940−2.5%
1944−8.7%
1948−8.1%
1952−18.8%
1956−22.4%
1960−13.2%
1964+13.6%
1968−12.9%
1972−27.1%
1976−6.4%
1980−23.9%
1984−23.1%
1988−10.2%
1992+6.0%
1996+1.2%
2000−10.2%
2004−17.1%
2008−1.0%
2012−13.8%
2016−18.7%
2020−17.5%
2024−18.7%
DemocraticRepublican
voter registration
Registered voters
Total registered voters, over time
Voter registration in Champaign & Springfield-DecaturTotal registered voters, 2016–2024. Latest 654,861 in 2024.168.8K337.6K506.3K675.1K654.9K20162024
Registered voters
Voter registration in Champaign & Springfield-Decatur
YearTotal registered
2016664,126
2018632,726
2020675,113
2022641,949
2024654,861
Source: U.S. Election Assistance Commission (EAVS)

The market pairs the University of Illinois's student and faculty population in Champaign-Urbana with the government-worker concentration around Springfield, producing two distinct voter pools that rarely move in lockstep.

Across the recorded series it reached a Democratic high of 16.7 points in 1932 and a Republican high of 29.4 points in 1920. Between 2020 and 2024 the market moved 1.1 points toward the Republican candidate; the 2024 margin was 18.7 points.

A population of 932,060, a 78% non-Hispanic-white share, and a median household income of $67,564 describe the market. The market's voting pattern over the last decade is most similar to that of South Bend-Elkhart and Indianapolis.

Political twins — media markets

The media markets whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.

South Bend-Elkhart
Indiana
81.1twin score
elasticity2012 margin% Catholic≠ Scottish ancestry
Indianapolis
Indiana
80.1twin score
12-yr trend% Latino% Catholic≠ elasticity
Fort Wayne
Indiana
75.8twin score
elasticity% White% Latino≠ 2000 margin

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.

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.
Champaign & Springfield-Decatur, Illinois. Akashic. https://akashic.app/dma/648/. Accessed May 20, 2026. License: CC BY 4.0.
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Places within Champaign & Springfield-Decatur

counties20
Cass CountyChampaign CountyChristian CountyColes CountyCumberland CountyDe Witt CountyDouglas CountyEdgar CountyEffingham CountyFord CountyIroquois CountyLogan CountyMacon CountyMenard CountyMorgan CountyMoultrie CountyPiatt CountySangamon CountyShelby CountyVermilion County

Frequently asked questions

How did Champaign & Springfield-Decatur, Illinois vote in 2024?
In 2024, Champaign & Springfield-Decatur, Illinois voted Republican by 18.7 points (R+18.7), carried by the Republican candidate. Out of 436,123 votes cast, 173,032 went Democratic and 254,394 went Republican.
When did Champaign & Springfield-Decatur, Illinois last vote Democratic?
The most recent presidential election in which Champaign & Springfield-Decatur, Illinois voted Democratic was 1996.
How many people live in Champaign & Springfield-Decatur, Illinois?
Champaign & Springfield-Decatur, Illinois has a population of 932,060 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Champaign & Springfield-Decatur, Illinois?
Median household income in Champaign & Springfield-Decatur, Illinois is $67,564 — below the national median of $80,734. The Illinois state median is $83,390.
What is the political history of Champaign & Springfield-Decatur, Illinois?
Akashic tracks 34 presidential elections in Champaign & Springfield-Decatur, Illinois from 1892 to 2024. Of those, 7 went Democratic and 27 went Republican.