Londonderry is a populated place located in Montgomery County, Maryland. It appears on the Gaithersburg USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 476.44 feet (145.22 m) above sea level.
Montgomery County · Maryland
Londonderry is a populated place located in Montgomery County, Maryland. It appears on the Gaithersburg USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 476.44 feet (145.22 m) above sea level.