County twins · 79.9% profile similarity
Harford County, MDvs.St. Charles County, MO
St. Charles County reports the higher mail rejection: 5.27% versus 0.27% in Harford County.
Population263,757414,535
Median household income$112,265$104,692
Bachelor's degree or higher40.3%42.7%
Poverty7.1%5.2%
Foreign-born6.0%4.5%
No vehicle4.4%3.8%
Administrative contrast
Where the election systems separate
Registered-voter turnout72.0%↔78.7%
Mail-ballot rejection rate0.27%↔5.27%
Polling places per 10,000 voters4.3%↔4.5%
Provisional-ballot acceptance rate97.4%↔59.9%
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
Harford County
- Transmitted
- 31,452
- Returned
- 27,154
- Rejected
- 72
Mail-ballot path
St. Charles County
- Transmitted
- 9,518
- Returned
- 8,626
- Rejected
- 455