Middletown, MD Insights: Population,
Zip Codes, Influence, and Service Areas

Middletown is a town in Frederick County, Maryland, United States. The population was 4,136 as of the 2010 census. Located in the Middletown Valley that stretches between the Catoctin Mountains on the east and South Mountain on the west, the town reportedly gained its name from its location midway between those ranges.

Zip Codes in Middletown, MD that we also serve: 21769





Cities Close To Middletown, MD That We Also Serve



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