Wolfdale is a census-designated place (CDP) in Washington County, Pennsylvania, United States.

[2] According to the U.S. Census Bureau, Wolfdale has a total area of 2.4 square miles (6.2 km2), all of which is land.

At the 2000 census there were 2,873 people, 1,217 households, and 837 families living in the CDP.

There were 1,267 housing units at an average density of 530.5 per square mile (204.8/km2).

[3] Of the 1,217 households 26.0% had children under the age of 18 living with them, 54.6% were married couples living together, 11.0% had a female householder with no husband present, and 31.2% were non-families.