Washington is located in Washington County, Pennsylvania. Washington has a 2025 population of 4,381. It is also the county seat of Washington County. Washington is currently growing at a rate of 0.02% annually but its population has decreased by -0.21% since the most recent census, which recorded a population of 4,390 in 2020.
The average household income in Washington is $107,719 with a poverty rate of 8.62%. The median age in Washington is 41.3 years: 40.8 years for males, and 43.2 years for females.
Data after 2023 is projected based on recent change
The racial composition of Washington includes 96.51% White, and smaller percentages for Two or more races, Black or African American and multiracial populations.
White (96.5%)
Two or more races (2.5%)
Black or African American (1.0%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 4,234 | 96.51% |
| Two or more races | 108 | 2.46% |
| Black or African American | 45 | 1.03% |
Married
Widowed
Divorced
Separated
Never Married
Washington's average per capita income is $45,268. Household income levels show a median of $80,223. The poverty rate stands at 8.62%.
Name | Median | Mean |
|---|---|---|
| Married Families | $101,324 | - |
| Families | $89,093 | $121,606 |
| Households | $80,223 | $107,719 |
| Non Families | $35,811 | $63,319 |
Average Income
Median Household Income
Poverty Rate