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Washington County Historical Society

135 West Washington St.
Hagerstown, MD 21740
P: 301-797-8782
Website |
Days Open: Tuesdays - Fridays
Hours: 9am - 4pm

The Simms Jamieson Historical and Genealogical Library is open year round in the lower level of the Miller House from Tue-Sat 9am-4pm. Washington County Maryland has a rich history and we'll help you find yours with our excellent resources.