USA Votes Data Lab Newsroom

County twins · 77.8% profile similarity

Fallon County, MTvs.Clark County, SD

Clark County reports the higher polling-place density: 42.4% versus 13.1% in Fallon County.

Population2,7603,917
Median household income$76,250$70,726
Bachelor's degree or higher16.2%19.7%
Poverty11.4%10.8%
Foreign-born1.9%2.7%
No vehicle4.9%5.3%

Administrative contrast

Where the election systems separate

Registered-voter turnout86.6%68.7%
Mail-ballot rejection rate0.26%0.00%
Polling places per 10,000 voters13.1%42.4%
Provisional-ballot acceptance rate75.0%0.0%

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

Fallon County

Transmitted
1,274
Returned
1,145
Rejected
3

Mail-ballot path

Clark County

Transmitted
409
Returned
404
Rejected
0