Welcome to the Keystone Model Railroad Historical Society

PLEASE NOTE: Due to COVID restrictions the Holiday Display at Fort Hunter has been Cancelled for 2020.
Mechanicsburg Open Houses are Still Running.
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Based in Mechanicsburg, PA, The Keystone Model Railroad Historical Society (KMRHS) is a non-profit organization whose charter includes building and running a model train layout (The Keystone Midland) as well as keeping a resource library on prototype and model railroading, educating the public, and preserving railroad history in the Central Pennsylvania Region.