Long Green, MD – Baltimore County
Long Green is an unincorporated community in Baltimore County, Maryland, United States.
Until 1958, the community was served by the Maryland and Pennsylvania Railroad at milepost 15.8.
Prospect Hill is a historic home located at Long Green, Baltimore County, Maryland, United States. It was designed by noted architect William Thornton and built between 1796 and 1798. It is a 2 1⁄2-story Federal style brick houseProspect Hill was listed on the National Register of Historic Places in 1973.
Learn more at https://en.wikipedia.org/wiki/Long_Green,_Maryland