County twins · 77.4% profile similarity
Johnson County, IAvs.Benton County, OR
Johnson County reports the higher polling-place density: 7.3% versus 0.2% in Benton County.
Population156,63996,303
Median household income$74,935$77,702
Bachelor's degree or higher55.2%54.2%
Poverty17.1%18.2%
Foreign-born9.8%9.9%
No vehicle7.1%7.4%
Administrative contrast
Where the election systems separate
Registered-voter turnout75.3%↔81.8%
Mail-ballot rejection rate1.15%↔2.64%
Polling places per 10,000 voters7.3%↔0.2%
Provisional-ballot acceptance rate27.9%↔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
Johnson County
- Transmitted
- 9,662
- Returned
- 8,836
- Rejected
- 102
Mail-ballot path
Benton County
- Transmitted
- 61,266
- Returned
- 51,478
- Rejected
- 1,359