| Donald Trump ✓Republican | 60.2% | 4,817 |
|---|---|---|
| Kamala HarrisDemocratic | 38.7% | 3,097 |
| OtherAll other candidates | 1.1% | 90 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | −27.2% |
| 2012 | −37.1% |
| 2016 | −29.7% |
| 2020 | −22.5% |
| 2024 | −21.5% |
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 3,097 | 4,817 | 8,004 | ||
| R | 2,792 | 4,447 | 7,345 | ||
| R | 2,010 | 3,884 | 6,302 | ||
| R | 1,991 | 4,340 | 6,331 | ||
| R | 2,197 | 3,859 | 6,114 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | SussexCity | WisconsinState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 84.4% | 80.1% | 61.0% |
| Black | 1.9% | 6.1% | 12.2% |
| Asian | 8.0% | 3.0% | 6.0% |
| Two or more races | 5.2% | 7.6% | 12.6% |
| Other race | 0.5% | 3.3% | 8.2% |
| Hispanic or Latino | 1.9% | 8.0% | 19.3% |
| Income & Age | |||
| Median household income | $119,041 | $77,485 | $84,427 |
| Poverty rate | 4.6% | 10.6% | 12.5% |
| Median age | 39.2 | 40.5 | 39.1 |
| Age 18–24 | 7.4% | 9.3% | 9.2% |
| Age 65 and older | 20.4% | 18.5% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 51.2% | 33.4% | 35.7% |
| Speaks a non-English language at home | 7.5% | 9.0% | 22.3% |
| Other Asian & Pacific Island | 4.3% | 1.2% | 1.1% |
| Ancestry | |||
| Largest ancestry | German 41.7% | German 35.8% | German 12.5% |
| 2nd-largest ancestry | Irish 12.3% | Irish 10.4% | English 9.5% |
| 3rd-largest ancestry | Polish 11.6% | Polish 7.6% | Irish 9.4% |
| Religion | |||
| Catholic | 31.4%County context | 21.0% | 18.6% |
| Evangelical Protestant | 18.0%County context | 14.5% | 16.5% |
| Unaffiliated or unclaimed | 39.7%County context | 52.0% | 51.5% |
| Mainline Protestant | 6.8%County context | 8.4% | 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.
Sussex sits in the Upper Midwest. In 2024 it voted Republican.
Across the recorded series it reached a Republican high of 37.1 points in 2012. Between 2020 and 2024 the city moved 1.0 points toward the Democratic candidate; the 2024 margin was 21.5 points.
A population of 12,066, a 84% non-Hispanic-white share, and a median household income of $119,041 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 →
Sussex, Wisconsin. Akashic. https://akashic.app/city/5578750/. Accessed May 20, 2026. License: CC BY 4.0.