Properties in Washington. Find real estate listings including single family homes, townhouses, condos, multi-family dwellings, vacant land listed by REALTORS®
in the local Multiple Listing Service for Washington.
Washington is a city in Washington County , Pennsylvania , United States and part of the Pittsburgh Metro Area . The population was 15,268 at the 2000 census. It is the county seat of Washington County GR6 and is located in the southwestern part of the state.