| Name | Mifflin County |
| State | Pennsylvania |
| FIPS Code | 42087 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2020) | 46,143 |
| Population Growth Rate(2000-2020) | -1.15% |
| Majority Ethnicity | White 97.29% |
| Public School Majority Ethnicity | White 92% |
| Partisan Voting Index | Strongly Republican:+27 |
| Unemployment Rate | 3.7% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 97.29% |
| African American | 0.79% |
| Hispanic | 1.51% |
| Asian | 0.19% |
| Native American | 0.16% |
| Hawaiin/Pacific Islander | 0.06% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 91.64% |
| African American | 2.15% |
| Hispanic | 3.64% |
| Asian | 0.27% |
| Native American | 0.12% |
| Hawaiin/Pacific Islander | 0.04% |