Fort Towson

Unionville is an unincorporated community in Frederick County, Maryland, United States.[1] It is located approximately halfway between Frederick and Westminster, just east of Libertytown off Maryland Route 26 (Liberty Road). The Pearre-Metcalfe House, which sits on Albaugh Road, just outside the town's center, was listed on the National Register of Historic Places in 1979.[2]

Unionville holds the world record for most rainfall recorded in one minute. On July 4, 1956, 1.23 inches of rain fell in one minute.[3]

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