| Name | Sheridan County |
| State | Montana |
| FIPS Code | 30091 |
| County Seat | Plentywood |
| Timezone | Mountain Standard Time (MST) |
| Population (2022) | 3,447 |
| Population Growth Rate(2000-2022) | 4.58% |
| Majority Ethnicity | White 97.95% |
| Public School Majority Ethnicity | White 88% |
| Partisan Voting Index | Republican:+19 |
| Unemployment Rate (November 2024) | 2.4% |
| Area Code(s) | 406 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 97.95% |
| African American | 0% |
| Hispanic | 1.63% |
| Asian | 0.03% |
| Native American | 0.2% |
| Hawaiin/Pacific Islander | 0.2% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 87.72% |
| African American | 0% |
| Hispanic | 4.16% |
| Asian | 0.2% |
| Native American | 3.96% |
| Hawaiin/Pacific Islander | 0% |