| County Name | Sioux County |
| FIPS Code | 38085 |
| Population | 4153 |
| Unemployment Rate | 1.6% |
| Time Zone: | Central Daylight Time |
| List of Counties that Border Sioux County, North Dakota |
|---|
| Adams, ND |
| Corson, SD |
| Emmons, ND |
| Grant, ND |
| Morton, ND |
| Perkins, SD |
| Sioux, ND |
| List of Cities/Towns in Sioux County, North Dakota |
|---|
| Cannon Ball, ND |
| Fort Yates, ND |
| Menz Township, ND |
| North Sioux, ND |
| Porcupine, ND |
| Selfridge, ND |
| Solen, ND |
| Southwest Sioux, ND |