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The Monongahela Area Historical Society


To promote the interests of the public in the history of Southwestern Pennsylvania with emphasis on the City of Monongahela, Carroll and Forward Townships and the Borough of New Eagle and to provide a place where items of local history may be stored and displayed; to hold meetings open to the public where historical subjects may be discussed and to carry out all lawful acts to carry out the above stated purposes.

Programs and Services

  • The Monongahla Area Historical Society (MAHS) provides offers monthly speakers, features community events such as autumn ghost walks, a historic house walking tour, cooperates with California University of Pennsylvania academic programs and other historical societies, operates a museum at 320 Main Street, Monongahela, and serves an archive to the community. The MAHS archives are being digitized in order to become more accessible to the local and online communities.
  • The Monongahela Area Historical Society functions today as a monthly meeting organization which has become a strong voice in the community on such issues as: historic preservation, community development, "sense of community identity", and quality of life.
  • The Monongahela Area Historical Society cooperates with other historical society on joint ventures and exhibits. We contributed to the 2015 Civil War Exhibit in Donora. In 2017 MAHS cooperated with the Elizabeth Township Historical Society (ETHS) on a Mark Twain Program and will in 2018 cooperate again with ETHS on Appalachian Music program. MAHS maintains an affiliation with the Senator John Heinz History Center through the Heinz History Center Affiliates Program (HCAP).

Primary Revenue Sources

Fundraising Events, Dues, Donations, Grants

Primary Fundraising Event


2017 Financials

Federal Tax ID25-1442310
Net Assets$10,515


Name:Kathleen DeSantis
Title:Corresponding Secretary
Address:230 West Main Street
Monongahela, PA 15063

This website contains an organizational snapshot, as well as links and contact information, for each of our participating charities. We have also included the tax identification number for each charity so Donors wishing to review more detailed financial and governance information may access the Form 990 for that charity via