HarrisDemocratic39.6%4,736TrumpRepublican58.4%6,987OtherAll other candidates2.1%249
R+18.8- Lead
- 2,251
- Total
- 11,972
- vs nation
- R+17.3
Akashicmetro area
Macomb, IL
Office (updates table and map)
President margin by year
Place winner margin
1 counties by 2024 margin · County returns · MIT Election Lab
President results by year
Vote totals, margins, and source status
BidenDemocratic40.5%4,992TrumpRepublican57.0%7,027OtherAll other candidates2.5%308
R+16.5- Lead
- 2,035
- Total
- 12,327
- vs nation
- R+21.0
ClintonDemocratic40.2%5,288TrumpRepublican51.7%6,795OtherAll other candidates8.1%1,061
R+11.5- Lead
- 1,507
- Total
- 13,144
- vs nation
- R+13.6
ObamaDemocratic47.9%5,967RomneyRepublican49.4%6,147OtherAll other candidates2.7%340
R+1.4- Lead
- 180
- Total
- 12,454
- vs nation
- R+5.3
ObamaDemocratic52.0%6,783McCainRepublican46.4%6,055OtherAll other candidates1.6%204
D+5.6- Lead
- 728
- Total
- 13,042
- vs nation
- R+1.7
KerryDemocratic47.7%7,119BushRepublican51.3%7,656OtherAll other candidates1.0%154
R+3.6- Lead
- 537
- Total
- 14,929
- vs nation
- R+1.1
GoreDemocratic46.7%6,080BushRepublican49.7%6,465OtherAll other candidates3.6%467
R+3.0- Lead
- 385
- Total
- 13,012
- vs nation
- R+3.5
ClintonDemocratic46.8%5,632DoleRepublican42.0%5,049OtherAll other candidates11.3%1,354
D+4.8- Lead
- 583
- Total
- 12,035
- vs nation
- R+3.7
Key facts
- 2024 presidential margin
- R+18.8MIT Election Lab
- Population
- 26,9202024 5-year
- Population density
- 46 / sq mi2024 5-year · TIGER/Line
- Land area
- 589 sq miTIGER/Line
- Median household income
- $52,7952024 5-year
- White (non-Hispanic)
- 85.2%2024 5-year
- Black
- 5.6%2024 5-year
- Hispanic / Latino
- 3.5%2024 5-year
- Peak Democratic margin
- D+15.5 in 1912MIT Election Lab
- Peak Republican margin
- R+44.1 in 1952MIT Election Lab
- Most similar
- Athens, OH · twin score 81.6
presidential history
Party record book
Macomb, IL · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 · 34 presidential cycles
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Franklin D. Roosevelt1932
53.9%
7,608 votes · D+9.1
Runner-up · Barack Obama, 2008 · 52.0%
Republican
Dwight D. Eisenhower1952
72.1%
10,126 votes · R+44.1
Runner-up · Dwight D. Eisenhower, 1956 · 71.5%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Franklin D. Roosevelt1932
7,608votes
53.9% of the vote · D+9.1
Runner-up · Franklin D. Roosevelt, 1936 · 7,138 votes
Republican
Richard Nixon1972
10,573votes
67.2% of the vote · R+34.5
Runner-up · Wendell Willkie, 1940 · 10,326 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
Alton B. Parker1904
+1.7pts D vs U.S.
Place R+18.0 · U.S. R+19.7
Runner-up · William J. Bryan, 1896 · +1.6 pts
Republican
Thomas E. Dewey1944
+40.8pts R vs U.S.
Place R+33.3 · U.S. D+7.5
Runner-up · Wendell Willkie, 1940 · +38.0 pts
U.S. House elections · 2 House
Senate and governor results are in the Office selector at the top of this page.
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.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2024 | R | 26.7%2,848 | 73.3%7,805 | 10,653 |
| 2020 | R | 34.2%4,125 | 65.8%7,934 | 12,059 |
voter registration
Registered voters
Total registered voters, over time
Registered voters
| Year | Total registered |
|---|---|
| 2016 | 20,644 |
| 2018 | 19,642 |
| 2020 | 17,786 |
| 2022 | 16,212 |
| 2024 | 18,690 |
domestic migration
Who moves in and out
Net domestic migration over time
−130 net domestic migration · 2025
20112025
Net −4,436 over 2011–2025 · gain loss
| Year | Net domestic migration |
|---|---|
| 2011 | −146 |
| 2012 | −8 |
| 2013 | −380 |
| 2014 | −564 |
| 2015 | −383 |
| 2016 | −568 |
| 2017 | −629 |
| 2018 | −417 |
| 2019 | −344 |
| 2021 | +50 |
| 2022 | −318 |
| 2023 | +56 |
| 2024 | −655 |
| 2025 | −130 |
Macomb's electorate is shaped by Western Illinois University's enrollment, which introduces a younger, more transient voting bloc into an otherwise rural McDonough County that has trended toward wide Republican margins in recent cycles.
Across the recorded series it reached a Democratic high of 15.5 points in 1912 and a Republican high of 44.1 points in 1952. Between 2020 and 2024 the metro moved 2.3 points toward the Republican candidate; the 2024 margin was 18.8 points.
A population of 26,920, a 85% non-Hispanic-white share, and a median household income of $52,795 describe the metro. The metro's voting pattern over the last decade is most similar to that of Athens, OH and Vermillion, SD.
Political twins — metros
The metros whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Athens, OH
81.6twin score
median agemedian income% Catholic≠ 2004 margin
Vermillion, SD
76.0twin score
% unaffiliatedpopulation scale% White≠ median age
Galesburg, IL
71.2twin score
% unaffiliated% Catholicmedian income≠ median age
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 →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Macomb, IL, Illinois. Akashic. https://akashic.app/cbsa/31380/. Accessed May 20, 2026. License: CC BY 4.0.
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Places within Macomb, IL
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Frequently asked questions
How did Macomb, IL, Illinois vote in 2024?
In 2024, Macomb, IL, Illinois voted Republican by 18.8 points (R+18.8), carried by the Republican candidate. Out of 11,972 votes cast, 4,736 went Democratic and 6,987 went Republican.
When did Macomb, IL, Illinois last vote Democratic?
The most recent presidential election in which Macomb, IL, Illinois voted Democratic was 2008.
How many people live in Macomb, IL, Illinois?
Macomb, IL, Illinois has a population of 26,920 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Macomb, IL, Illinois?
Median household income in Macomb, IL, Illinois is $52,795 — below the national median of $80,734. The Illinois state median is $83,390.
What is the political history of Macomb, IL, Illinois?
Akashic tracks 34 presidential elections in Macomb, IL, Illinois from 1892 to 2024. Of those, 5 went Democratic and 29 went Republican.