This townhouse at 1216 Main Line Blvd #101, Alexandria typifies aspects of homes we find in Potomac Yard. Potomac Yard is a favorite place to shop for brick contemporarys in Alexandria. 1216 Main Line Blvd #101 has 3 bedrooms and the subdivision typically has up to 3 bedrooms and as few as 1 bedrooms. If you buy a townhouse at Potomac Yard your association fee includes additional benefits from this community.. serves 1216 Main Line Blvd #101 and Potomac Yard. one quarter of places selling in Potomac Yard have basements while three quarters of these have garages. Prices of real estate in Potomac Yard advertised for sale right now start at $700,900 and get as high as $1,085,900. The average living area in Potomac Yard is 1,989 while 1216 Main Line Blvd #101 has 1,675 sqft of living space.