County twins · 75.5% profile similarity
DuPage County, ILvs.Washington County, OR
DuPage County reports the higher polling-place density: 5.9% versus 0.0% in Washington County.
Population930,024603,947
Median household income$112,096$107,772
Bachelor's degree or higher51.8%47.5%
Poverty6.6%8.1%
Foreign-born20.5%18.3%
No vehicle4.6%5.6%
Administrative contrast
Where the election systems separate
Registered-voter turnout66.0%↔75.7%
Mail-ballot rejection rate0.86%↔1.92%
Polling places per 10,000 voters5.9%↔0.0%
Provisional-ballot acceptance rate43.8%↔Not reported
Measures come from reporting 2024 EAVS jurisdictions. Missing fields remain missing. A difference describes administration and coverage; it does not establish cause or wrongdoing.
Mail-ballot path
DuPage County
- Transmitted
- 102,959
- Returned
- 94,680
- Rejected
- 813
Mail-ballot path
Washington County
- Transmitted
- 395,158
- Returned
- 304,867
- Rejected
- 5,861