Glen Isle is a private South River waterfront community, Builder and investment alert ! Rare opportunity, Lots 24 and 25 combined are a separate .25 acre tax record. Sellers are including them in the sale of 510 Hilltop Dr. Which is 3 lots totaling .44 acre. See listing MDAA2134096. Live in Hilltop and explore endless expansion chance to add a guest home, garage, and or 2nd home.