Historical Marker
Preserving a Community Resource
Historical marker location:
401 South Horners Lane, Rockville, Maryland
( Marker is on South Horners Lane.)
Rockville's Pumphouse.
Maryland was a border state during the Civil War: During the Civil War, Maryland was a border state that remained in the Union but had many sympathizers with the Confederacy. The state was strategically important because it was located between Washington D.C. and the Confederate capital of Richmond, Virginia.