| Kamala Harris ✓Democratic | 54.1% | 2,487 |
|---|---|---|
| Donald TrumpRepublican | 42.4% | 1,947 |
| OtherAll other candidates | 3.5% | 161 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | −1.5% |
| 2012 | −20.4% |
| 2016 | +5.7% |
| 2020 | +12.9% |
| 2024 | +11.8% |
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 2,487 | 1,947 | 4,595 | ||
| D | 2,619 | 2,011 | 4,722 | ||
| D | 2,116 | 1,871 | 4,310 | ||
| R | 1,607 | 2,433 | 4,040 | ||
| R | 2,013 | 2,074 | 4,131 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | Long GroveCity | IllinoisState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 77.0% | 61.0% | 61.0% |
| Black | 3.1% | 13.6% | 12.2% |
| Asian | 12.3% | 6.0% | 6.0% |
| Two or more races | 6.9% | 10.9% | 12.6% |
| Other race | 0.6% | 8.6% | 8.2% |
| Hispanic or Latino | 4.0% | 18.8% | 19.3% |
| Income & Age | |||
| Median household income | $250,001 | $83,390 | $84,427 |
| Poverty rate | 1.2% | 11.8% | 12.5% |
| Median age | 49.2 | 39.1 | 39.1 |
| Age 18–24 | 10.2% | 9.1% | 9.2% |
| Age 65 and older | 15.8% | 16.9% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 75.7% | 37.8% | 35.7% |
| Speaks a non-English language at home | 17.4% | 24.0% | 22.3% |
| Russian, Polish, or other Slavic | 6.5% | 2.5% | 0.7% |
| Other Asian & Pacific Island | 2.9% | 1.0% | 1.1% |
| Other Indo-European | 2.5% | 2.6% | 2.0% |
| Korean | 1.9% | 0.3% | 0.3% |
| Ancestry | |||
| Largest ancestry | German 15.8% | German 16.1% | German 12.5% |
| 2nd-largest ancestry | Irish 10.0% | Irish 10.6% | English 9.5% |
| 3rd-largest ancestry | Polish 7.4% | English 6.9% | Irish 9.4% |
| Religion | |||
| Catholic | 31.1%County context | 24.2% | 18.6% |
| Evangelical Protestant | 7.7%County context | 11.7% | 16.5% |
| Unaffiliated or unclaimed | 48.9%County context | 49.2% | 51.5% |
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.
Long Grove sits in the Upper Midwest. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 12.9 points in 2020 and a Republican high of 20.4 points in 2012. Between 2020 and 2024 the city moved 1.1 points toward the Republican candidate; the 2024 margin was 11.8 points.
A population of 8,305, a 77% non-Hispanic-white share, and a median household income of $250,001 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 →
Long Grove, Illinois. Akashic. https://akashic.app/city/1744524/. Accessed May 20, 2026. License: CC BY 4.0.