Washington County is a county located in the U.S. state of Maryland. As of the most recent data available, the county has a population of approximately 131,923 people, with a population density of about 288.04 persons per square mile.
The county spans a total land area of 458.00 square miles (1,186.00 square kilometers). The administrative center and county seat is Hagerstown, which often serves as a hub for local governance and services. The largest city within the county by population is Hagerstown.
Geographically, Washington County experiences varied elevations, with its highest point at Smithsburg 800 ft and its lowest point at Boonsboro 0 ft. The region operates in the UTC-5.