Juniata County's 2026 population is estimated at 23,449, reflecting a 0.12% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Juniata County is the 61st largest county in Pennsylvania. The 2010 population was 24,625 and has grown -4.78% since 2010.
Data after 2023 is projected based on recent change
Overall: 43.3 years
Female: 43.7 years
Male: 42.7 years
There are 18,218 adults, (4,956 of whom are seniors) in Juniata County.
Female: 11,653 (49.8%)
Male: 11,726 (50.2%)
The racial composition of Juniata County includes 92.65% White, and smaller percentages for other race, Black or African American, Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 21,660 | 92.65% |
| Two or more races | 1,023 | 4.38% |
| Other race | 317 | 1.36% |
| Black or African American | 233 | 1% |
| Asian | 112 | 0.48% |
| Native American | 34 | 0.15% |
Juniata County 's average per capita income is $45,732. Household income levels show a median of $66,318. The poverty rate stands at 9.7%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $84,903 | $99,709 |
| Families | $78,348 | $95,085 |
| Households | $66,318 | $82,850 |
| Non Families | $41,014 | $47,648 |
Average Income
Median Household Income
Poverty Rate