| Name | Okmulgee County |
| State | Oklahoma |
| FIPS Code | 40111 |
| County Seat | Okmulgee |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 36,940 |
| Population Growth Rate(2020-2024) | 0.64% |
| Majority Ethnicity | White 69.37% |
| Public School Majority Ethnicity | White 44% |
| Partisan Voting Index | Strongly Republican:+21 |
| Unemployment Rate (May 2026) | 5.4% |
| Area Code(s) | 539 / 918 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 69.37% |
| African American | 7.76% |
| Hispanic | 5.48% |
| Asian | 0.57% |
| Native American | 16.76% |
| Hawaiin/Pacific Islander | 0.06% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 43.67% |
| African American | 5.12% |
| Hispanic | 6.41% |
| Asian | 0.83% |
| Native American | 26.02% |
| Hawaiin/Pacific Islander | 0.07% |