Black Marsh USGS Sparrows Point Quad, Maryland, Topographic Map

Black Marsh is a Swamp in the state of Maryland (county of Baltimore), located at latitude - longitude coordinates (also known as lat-long or GPS coordinates) of N 39.224 and W -76.41468. Black Marsh is shown in the center of the topographic (topo) map, which is sourced from the United States Geographical Survey map USGS Sparrows Point quad. The nearest major town is Baltimore, MD.