Fayette County's 2026 population is estimated at 122,425, reflecting a -0.62% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Fayette County is the 27th largest county in Pennsylvania. The 2010 population was 136,431 and has grown -10.27% since 2010.
Data after 2023 is projected based on recent change
Overall: 45.4 years
Female: 47.5 years
Male: 43.3 years
There are 101,776 adults, (28,557 of whom are seniors) in Fayette County.
Female: 62,766 (49.8%)
Male: 63,231 (50.2%)
The racial composition of Fayette County includes 89.48% White, 3.91% Black or African American, and smaller percentages for other race, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 112,746 | 89.48% |
| Two or more races | 6,846 | 5.43% |
| Black or African American | 4,932 | 3.91% |
| Other race | 673 | 0.53% |
| Asian | 582 | 0.46% |
| Native American | 121 | 0.1% |
| Native Hawaiian or Pacific Islander | 97 | 0.08% |
Fayette County 's average per capita income is $45,389. Household income levels show a median of $58,236. The poverty rate stands at 16.82%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $89,136 | $104,141 |
| Families | $77,083 | $91,196 |
| Households | $58,236 | $74,754 |
| Non Families | $33,069 | $46,092 |
Average Income
Median Household Income
Poverty Rate