Roberts County SD United States
| County FIPS | 46109 |
| Largest City | Sisseton |
| State | South Dakota |
| Latitude | 45.6296 |
| Longitude | -96.9461 |
| Population | 10,221 |
| Density | 9.27 people per square mile |
| Time Zone | America/Chicago |
Median household: $65,130
Median individual: $35,625
Mode: 57.0% White
Median house value: $153,757.0
Median: 38.5 years old
With at least college degree: 18.6%
With STEM degree: 42.3%
Never married: 33.9%
Unemployed: 6.0%
All data comes from the SimpleMaps US Counties Database, 2026.
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