3519 Washington Avenue is a freestanding retail structure in Finleyville, Pennsylvania, offering units suitable for commercial occupancy. The property fronts Washington Avenue, a primary local thoroughfare with consistent traffic flow. It was originally constructed in 1920 and fully renovated in 2022, featuring infrastructure upgrades and modern utilities. The building provides parking accommodations, frontage visibility, and proximity to regional highway connections, including Pennsylvania Route 88. Surrounding land uses include neighborhood-serving retail and residential properties.