| Donald Trump ✓Republican | 54.0% | 1,451 |
|---|---|---|
| Kamala HarrisDemocratic | 43.9% | 1,180 |
| OtherAll other candidates | 2.1% | 56 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | +0.9% |
| 2012 | −4.2% |
| 2016 | −9.7% |
| 2020 | −4.6% |
| 2024 | −10.1% |
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 1,180 | 1,451 | 2,687 | ||
| R | 1,340 | 1,473 | 2,886 | ||
| R | 1,151 | 1,421 | 2,770 | ||
| R | 1,308 | 1,424 | 2,732 | ||
| D | 1,418 | 1,392 | 2,879 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | MendotaCity | IllinoisState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 64.5% | 61.0% | 61.0% |
| Black | 2.2% | 13.6% | 12.2% |
| Asian | 0.6% | 6.0% | 6.0% |
| Two or more races | 12.5% | 10.9% | 12.6% |
| Other race | 20.3% | 8.6% | 8.2% |
| Hispanic or Latino | 32.7% | 18.8% | 19.3% |
| Income & Age | |||
| Median household income | $51,632 | $83,390 | $84,427 |
| Poverty rate | 14.2% | 11.8% | 12.5% |
| Median age | 37.8 | 39.1 | 39.1 |
| Age 18–24 | 7.8% | 9.1% | 9.2% |
| Age 65 and older | 20.0% | 16.9% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 22.1% | 37.8% | 35.7% |
| Speaks a non-English language at home | 27.9% | 24.0% | 22.3% |
| Spanish | 24.4% | 14.0% | 13.6% |
| Chinese (incl. Mandarin & Cantonese) | 1.5% | 0.9% | 1.1% |
| German or other West Germanic | 1.0% | 0.3% | 0.5% |
| Ancestry | |||
| Largest ancestry | German 24.6% | German 16.1% | German 12.5% |
| 2nd-largest ancestry | Irish 16.1% | Irish 10.6% | English 9.5% |
| 3rd-largest ancestry | English 9.6% | English 6.9% | Irish 9.4% |
| Religion | |||
| Catholic | 19.5%County context | 24.2% | 18.6% |
| Evangelical Protestant | 10.7%County context | 11.7% | 16.5% |
| Unaffiliated or unclaimed | 60.7%County context | 49.2% | 51.5% |
| Mainline Protestant | 7.9%County context | 5.3% | 5.2% |
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.
Mendota sits in the Upper Midwest. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 0.9 points in 2008 and a Republican high of 10.1 points in 2024. Between 2020 and 2024 the city moved 5.5 points toward the Republican candidate; the 2024 margin was 10.1 points.
A population of 6,994, a 65% non-Hispanic-white share, and a median household income of $51,632 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 →
Mendota, Illinois. Akashic. https://akashic.app/city/1748333/. Accessed May 20, 2026. License: CC BY 4.0.