Lemont, Illinois
Presidential margin, 2004–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 2004 | −25.7% |
| 2008 | −9.8% |
| 2012 | −21.5% |
| 2016 | −18.7% |
| 2020 | −18.1% |
| 2024 | −20.1% |
| Year | Won | Democratic | Republican | Other | Margin | Swing | vs U.S. | Total |
|---|---|---|---|---|---|---|---|---|
| R | 39.3%Harris3,941 | 59.4%Trump5,950 | 1.3% | R+20.1 | R+2.0 | R+18.6 | 10,018 | |
| R | 40.1%Biden4,131 | 58.2%Trump5,993 | 1.7% | R+18.1 | D+0.7 | R+22.5 | 10,303 | |
| R | 37.3%Clinton3,193 | 56.1%Trump4,795 | 6.6% | R+18.7 | D+2.8 | R+20.8 | 8,551 | |
| R | 38.5%Obama3,021 | 60.0%Romney4,713 | 1.5% | R+21.5 | R+11.8 | R+25.4 | 7,854 | |
| R | 44.4%Obama3,504 | 54.1%McCain4,275 | 1.5% | R+9.8 | D+16.0 | R+17.0 | 7,896 | |
| R | 37.1%Kerry3,098 | 62.8%Bush5,247 | 0.1% | R+25.7 | — | R+23.3 | 8,354 |
Lemont sits at the intersection of three counties — Cook, DuPage, and Will — giving it an unusually fragmented administrative identity. Its predominantly white-collar, homeowning population has tracked closely with the broader collar-county Republican lean in statewide races.
Across the recorded series it reached a Republican high of 25.7 points in 2004. Between 2020 and 2024 the city moved 2.0 points toward the Republican candidate; the 2024 margin was 20.1 points.
A population of 17,820, a 86% non-Hispanic-white share, and a median household income of $123,370 describe the city. The city's voting pattern over the last decade is most similar to that of Mokena and Homer Glen.
The cities whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
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.
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Lemont, Illinois. Akashic. https://akashic.app/city/1742795/. Accessed May 20, 2026. License: CC BY 4.0.