 Community House Number 2, a three-story, brick dormitory for single Harmonist members built in 1822, was later used by the Owenites for community activities, including a school.Thrall's Opera House/Community House Number 4, built in 1824, is a two-story Harmonist brick community house with Romanesque Revival alterations.Originally a Harmonist dormitory, the Owenites used it as a family dwelling, warehouse, and a place for public events.