The Union Society of Phoenixville House (or Community House) is a historic community building at 4 Hartford Turnpike in Eastford, Connecticut. The village of Phoenixville is within the town of Eastford, and the Union Society of Phoenixville House is located at the junction of State Highway 198 and U.S. Route 44. It is a rectangular wood frame structure, three bays wide, with a side gable roof and a granite foundation. It has two entrances, one in the center bay of the east-facing facade, and another in the south facade, in a projecting gabled vestibule. It was built in 1806, but spent many years as a Sunday School and social meeting space. It was added to the National Register of Historic Places in 2007.