Washington township
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 16.184
- State:
- Pennsylvania
Washington township is located in Washington County, Pennsylvania. Washington township has a 2026 population of 694. Washington township is currently growing at a rate of 0.14% annually but its population has decreased by -2.25% since the most recent census, which recorded a population of 710 in 2020.
The median household income in Washington township is $72,188 with a poverty rate of 9.94%. The median age in Washington township is 49.4 years: 46.7 years for males, and 52.4 years for females. For every 100 females there are 112.3 males.