Stetson Union Church, also known as the Stetson Meetinghouse, is a historic church building on Maine State Route 222 in Stetson, Maine. Built in 1843 to a design by Bangor architect Benjamin S. Deane, it is an excellent and well-preserved example of ecclesiastical Greek Revival architecture. The building was listed on the National Register of Historic Places in 1981. It is owned by the town.