77 Manor Avenue is a two-story office building located in the Borough of Downingtown, Pennsylvania, within zip code 19335. The property provides a total area of approximately 3,309 square feet and includes off-street surface parking. Originally built in 1992, the building has elevator access and a finished basement. Utilities include public water and sewer, as well as natural gas and three-phase electrical power. Zoning designation is C1 General Commercial, allowing for a range of professional and commercial uses.