| Place Name | Gwinner |
| Place Type | City |
| ZIP Code(s) | 58040 |
| County | Sargent County |
| Area Code(s) | 701 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 662 |
| Population Growth Rate (2010-19) | 22.71% |
| Majority Ethnicity | White 84.48% |
| US Congressional District(s) | North Dakota At-Large |
| State House Districts | 26 |
| State Senate Districts | 26 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 84.48% |
| African American | 8.47% |
| Hispanic | 0% |
| Asian | 0.71% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 6.35% |