| Name | Pennington County |
| State | Minnesota |
| FIPS Code | 27113 |
| County Seat | Thief River Falls |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 13,950 |
| Population Growth Rate(2000-2022) | 0.45% |
| Majority Ethnicity | White 96.2% |
| Public School Majority Ethnicity | White 83% |
| Partisan Voting Index | Republican:+11 |
| Unemployment Rate (December 2024) | 2.3% |
| Area Code(s) | 218 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 96.2% |
| African American | 1.27% |
| Hispanic | 1.22% |
| Asian | 1.31% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 83.47% |
| African American | 0.48% |
| Hispanic | 6.38% |
| Asian | 1.11% |
| Native American | 2.85% |
| Hawaiin/Pacific Islander | 0% |