USA Votes Data Lab Newsroom

County twins · 79.7% profile similarity

Sioux County, NDvs.Corson County, SD

Corson County reports the higher polling-place density: 68.8% versus 10.4% in Sioux County.

Population3,7403,806
Median household income$42,083$46,406
Bachelor's degree or higher16.3%19.0%
Poverty43.3%44.3%
Foreign-born0.8%0.0%
No vehicle12.7%11.6%

Administrative contrast

Where the election systems separate

Registered-voter turnoutNot reported45.6%
Mail-ballot rejection rate0.00%1.46%
Polling places per 10,000 voters10.4%68.8%
Provisional-ballot acceptance rateNot reported16.7%

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

Sioux County

Transmitted
279
Returned
261
Rejected
0

Mail-ballot path

Corson County

Transmitted
140
Returned
137
Rejected
2