#6Â Rock Spring
Average Sale Price: $1,365,000
A quiet community near Marymount University and Washington Golf and Country Club, Rock Spring boasts a fair pedigree. Past members of its civic association include astronaut and senator John Glenn, and WETA founder Elizabeth Campbell. Â The architecture includes brick mid-century ramblers, turn-of-the-century farmhouses and classic Colonials, as well as a growing number of pop-up remodels and newly constructed Craftsman-style homes.