| Name | Armstrong County |
| State | Pennsylvania |
| FIPS Code | 42005 |
| County Seat | Kittanning |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 68,942 |
| Population Growth Rate(2000-2022) | -4.91% |
| Majority Ethnicity | White 98.51% |
| Public School Majority Ethnicity | White 93% |
| Partisan Voting Index | Strongly Republican:+25 |
| Unemployment Rate (December 2024) | 3.4% |
| Area Code(s) | 724 / 878 / 582 / 814 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 98.51% |
| African American | 1.08% |
| Hispanic | 0.04% |
| Asian | 0.38% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 93.37% |
| African American | 2.57% |
| Hispanic | 1.56% |
| Asian | 0.35% |
| Native American | 0.09% |
| Hawaiin/Pacific Islander | 0% |