San Mar, MD

View of San Mar, MD
Population
306
U.S. Census American Community Survey 5-Year · 2024
Elevation
554 ft
USGS GNIS community points and 3DEP elevation · GNIS 2026-07-06; USGS 3DEP sampled 2026-07-23
Median Home Value
$240,500
U.S. Census American Community Survey 5-Year · 2024
Median Rent
$616/mo
U.S. Census American Community Survey 5-Year · 2024
General Quality
Overall rating out of 100

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About San Mar

Tucked into the scenic rolling hills of Washington County, San Mar is a quiet countryside community located just outside Hagerstown and minutes from the Pennsylvania border. The area is defined by its deep agricultural roots, where historic limestone homesteads and preserved 18th-century mill properties sit alongside working family farms. It offers an easygoing rural lifestyle with plenty of open space, scenic views, and a strong sense of local heritage.

Daily life in San Mar centers around peace, privacy, and scenic beauty. Residents enjoy quiet country lanes, big open skies, and easy access to outdoor recreation across the Cumberland Valley. The community's location makes everyday logistics simple, putting local schools, healthcare, and the shopping and dining options of Hagerstown and Boonsboro just a short drive down the road.

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