The Historical Society of Trappe, Collegeville, Perkiomen Valley is a nonprofit organization that maintains The Henry Muhlenberg House and The Dewees Museum. These two 18th century sites serve as foundations for community activities and events like special programs, library research, exhibits and more.
Guided tours are also offered at these sites from April through October on the 2nd and 4th Sunday of the month. A Gift Shop is located in the rear of The Muhlenberg House. Membership opportunities are available here and donations are appreciated. Benefits of membership include annual dinners, newsletters, access to special events, genealogy research as well as volunteer opportunities.