Buffalo Township, Washington County, Pennsylvania

Buffalo Township
The Claysville S Bridge, a historic site in the township
Location of Buffalo Township in Washington County
Location of Washington County in Pennsylvania
CountryUnited States
StatePennsylvania
CountyWashington
Area
 • Total
20.37 sq mi (52.76 km2)
 • Land20.36 sq mi (52.74 km2)
 • Water0.0077 sq mi (0.02 km2)
Population
 (2020)
 • Total
1,984
 • Estimate 
(2023)
1,957
 • Density101.0/sq mi (38.99/km2)
Time zoneUTC-4 (EST)
 • Summer (DST)UTC-5 (EDT)
Area code724
FIPS code42-125-10032
Websitebuffalotwp.com
Historical population
CensusPop.Note
20002,100
20102,069−1.5%
20201,984−4.1%
2023 (est.)1,957−1.4%
U.S. Decennial Census

Buffalo Township is a township in Washington County, Pennsylvania, United States. The population was 1,984 at the 2020 census.