Cool Hollow House, Federal and Greek Revival house in Washington County, Maryland.
This brick residence from 1823 features five bays with a central entrance and walls measuring sixteen inches in thickness.
The property witnessed military activities during the Civil War, serving as a campsite for Union forces during their retreat from Gettysburg in 1863.
The residence incorporates architectural elements from both Federal and Greek Revival styles, reflecting the transitional period of early nineteenth-century American design.
Located at 9302 Old National Pike, the property includes seven acres of land with preserved ruins of an eighteenth-century mill complex.
The grounds contain an unexplored cave system and the remnants of a stone forge positioned across Antietam Creek.
Location: Washington County
Inception: 1823
Architectural style: Federal architecture, Greek Revival architecture
Address: 9302 Old National Pike
GPS coordinates: 39.56897,-77.69025
Latest update: September 23, 2025 14:25
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