| Donald Trump ✓Republican | 68.4% | 10,602 |
|---|---|---|
| Kamala HarrisDemocratic | 29.0% | 4,502 |
| OtherAll other candidates | 2.6% | 403 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | −18.2% |
| 2012 | −23.6% |
| 2016 | −34.5% |
| 2020 | −40.7% |
| 2024 | −39.3% |
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 4,502 | 10,602 | 15,507 | ||
| R | 4,549 | 11,120 | 16,127 | ||
| R | 3,811 | 8,562 | 13,775 | ||
| R | 5,003 | 8,091 | 13,094 | ||
| R | 5,815 | 8,480 | 14,607 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | LewistonCity | IdahoState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 90.5% | 81.7% | 61.0% |
| Black | 0.2% | 0.8% | 12.2% |
| Asian | 1.0% | 1.4% | 6.0% |
| Two or more races | 5.8% | 9.7% | 12.6% |
| Other race | 2.3% | 6.5% | 8.2% |
| Hispanic or Latino | 4.2% | 13.6% | 19.3% |
| Income & Age | |||
| Median household income | $72,197 | $77,800 | $84,427 |
| Poverty rate | 12.5% | 10.7% | 12.5% |
| Median age | 39.8 | 37.6 | 39.1 |
| Age 18–24 | 8.7% | 9.8% | 9.2% |
| Age 65 and older | 21.0% | 17.1% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 27.5% | 31.8% | 35.7% |
| Speaks a non-English language at home | 2.3% | 11.0% | 22.3% |
| Spanish | 1.1% | 8.1% | 13.6% |
| Ancestry | |||
| Largest ancestry | German 23.5% | English 19.3% | German 12.5% |
| 2nd-largest ancestry | English 13.5% | German 16.5% | English 9.5% |
| 3rd-largest ancestry | Irish 10.9% | Irish 9.5% | Irish 9.4% |
| Religion | |||
| Catholic | 18.1%County context | 11.1% | 18.6% |
| Evangelical Protestant | 19.2%County context | 12.4% | 16.5% |
| Unaffiliated or unclaimed | 54.9%County context | 50.2% | 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.
Lewiston sits in the Northern Rockies. In 2024 it voted Republican.
Across the recorded series it reached a Republican high of 40.7 points in 2020. Between 2020 and 2024 the city moved 1.4 points toward the Democratic candidate; the 2024 margin was 39.3 points.
A population of 34,651, a 91% non-Hispanic-white share, and a median household income of $72,197 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 →
Lewiston, Idaho. Akashic. https://akashic.app/city/1646540/. Accessed May 20, 2026. License: CC BY 4.0.