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Montgomery County, Maryland, United States (39.14063 -77.20756)
According to the U.S. Census Bureau, the county has a total area of 507 square miles (1,310 km2), of which 491 square miles (1,270 km2) is land and 16 square miles (41 km2) (3.1%) is water. Montgomery County lies entirely inside the Piedmont plateau. The topography is generally rolling. Elevations range from a low of near sea level along the Potomac River to about 875 feet in the northernmost portion of the county north of Damascus. Relief between valley bottoms and hilltops is several hundred feet.
Port Cherry Gardens Farm, Baltimore County, Maryland, 21221, United States (39.28316 -76.43357)
Coordinates: 39.26316 -76.45357 39.30316 -76.41357 - Minimum elevation: -4 ft - Maximum elevation: 122 ft - Average elevation: 20 ft