| Donald Trump ✓Republican | 59.4% | 5,950 |
|---|---|---|
| Kamala HarrisDemocratic | 39.3% | 3,941 |
| OtherAll other candidates | 1.3% | 127 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | −9.8% |
| 2012 | −21.9% |
| 2016 | −18.7% |
| 2020 | −18.1% |
| 2024 | −20.1% |
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 3,941 | 5,950 | 10,018 | ||
| R | 4,131 | 5,993 | 10,303 | ||
| R | 3,193 | 4,795 | 8,551 | ||
| R | 3,021 | 4,713 | 7,734 | ||
| R | 3,504 | 4,275 | 7,896 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | LemontCity | IllinoisState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 86.3% | 61.0% | 61.0% |
| Black | 1.7% | 13.6% | 12.2% |
| Asian | 2.8% | 6.0% | 6.0% |
| Two or more races | 8.1% | 10.9% | 12.6% |
| Other race | 1.1% | 8.6% | 8.2% |
| Hispanic or Latino | 8.9% | 18.8% | 19.3% |
| Income & Age | |||
| Median household income | $123,370 | $83,390 | $84,427 |
| Poverty rate | 3.1% | 11.8% | 12.5% |
| Median age | 43.7 | 39.1 | 39.1 |
| Age 18–24 | 8.7% | 9.1% | 9.2% |
| Age 65 and older | 16.0% | 16.9% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 46.9% | 37.8% | 35.7% |
| Speaks a non-English language at home | 28.8% | 24.0% | 22.3% |
| Russian, Polish, or other Slavic | 14.5% | 2.5% | 0.7% |
| Other Indo-European | 9.2% | 2.6% | 2.0% |
| Spanish | 2.5% | 14.0% | 13.6% |
| Arabic | 1.5% | 0.6% | 0.5% |
| Ancestry | |||
| Largest ancestry | German 9.5% | German 16.1% | German 12.5% |
| 2nd-largest ancestry | Irish 8.7% | Irish 10.6% | English 9.5% |
| 3rd-largest ancestry | Polish 7.2% | English 6.9% | Irish 9.4% |
| Religion | |||
| Catholic | 29.2%County context | 24.2% | 18.6% |
| Evangelical Protestant | 7.5%County context | 11.7% | 16.5% |
| Unaffiliated or unclaimed | 45.5%County context | 49.2% | 51.5% |
| Muslim | 5.9%County context | 3.7% | 1.3% |
| Black Protestant | 5.0%County context | 3.0% | 2.2% |
ACS values are survey estimates and may include margins of error.
Religion data may be available only at county or larger geographies. Sub-county values are labeled when inherited, modeled, or contextual.
Lemont sits in the Upper Midwest. In 2024 it voted Republican.
Across the recorded series it reached a Republican high of 21.9 points in 2012. 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.
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 →
Lemont, Illinois. Akashic. https://akashic.app/city/1742795/. Accessed May 20, 2026. License: CC BY 4.0.