Armstrong County's estimated 2026 population is 63,641 with a growth rate of -0.09% in the past year according to the most recent United States census data. Armstrong County is the 40th largest county in Pennsylvania. The 2010 population was 69,029 and has seen a growth of -7.81% since that time.
Data after 2023 is projected based on recent change
Overall: 47.2 years
Female: 47.8 years
Male: 46.6 years
There are 52,395 adults, (15,521 of whom are seniors) in Armstrong County.
Female: 32,231 (49.9%)
Male: 32,391 (50.1%)
The racial composition of Armstrong County includes 95.17% White, and smaller percentages for Two or more races, Black or African American, other race, Asian, Native American and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 61,501 | 95.17% |
| Two or more races | 1,933 | 2.99% |
| Black or African American | 608 | 0.94% |
| Other race | 340 | 0.53% |
| Asian | 228 | 0.35% |
| Native American | 12 | 0.02% |
Armstrong County's average per capita income is $46,628. Household income levels show a median of $65,008. The poverty rate stands at 11.79%.
Name | Median | Mean |
|---|---|---|
| Married Families | $93,138 | $107,320 |
| Families | $84,951 | $98,371 |
| Households | $65,008 | $83,098 |
| Non Families | $35,627 | $51,032 |
Average Income
Median Household Income
Poverty Rate