Blair County's 2026 population is estimated at 119,819, reflecting a -0.19% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Blair County is the 28th largest county in Pennsylvania. The 2010 population was 127,049 and has grown -5.69% since 2010.
Data after 2023 is projected based on recent change
Overall: 43.1 years
Female: 44.6 years
Male: 41.6 years
There are 96,861 adults, (26,068 of whom are seniors) in Blair County.
Female: 61,443 (50.7%)
Male: 59,834 (49.3%)
The racial composition of Blair County includes 92.11% White, and smaller percentages for Black or African American, Asian, other race, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 111,706 | 92.11% |
| Two or more races | 5,741 | 4.73% |
| Black or African American | 2,423 | 2% |
| Asian | 849 | 0.7% |
| Other race | 521 | 0.43% |
| Native American | 37 | 0.03% |
Blair County 's average per capita income is $44,667. Household income levels show a median of $62,382. The poverty rate stands at 12.04%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $100,164 | - |
| Families | $86,325 | $102,309 |
| Households | $62,382 | $82,561 |
| Non Families | $35,398 | $48,381 |
Average Income
Median Household Income
Poverty Rate