Washington County is a county located in the U.S. state of Pennsylvania. As of the most recent data available, the county has a population of approximately 202,897 people, with a population density of about 236.75 persons per square mile.
The county spans a total land area of 857.00 square miles (2,220.00 square kilometers). The administrative center and county seat is Washington, which often serves as a hub for local governance and services. The largest city within the county by population is Washington.
Geographically, Washington County experiences varied elevations, with its highest point at East Washington 1,204 ft and its lowest point at Midway 0 ft. The region operates in the UTC-5.