Let's see how 6300 Stevenson Ave #411 compares against what else is available in 22304 or Sentinel of Landmark. This condo at 6300 Stevenson Ave #411, Alexandria typifies aspects of condos we find in Sentinel of Landmark. You probably already know that Sentinel of Landmark is in the City of Alexandria and Alexandria. This condo has 2 bedrooms, 2 full bathrooms and 0 half baths. one third of properties selling in Sentinel of Landmark have garages. The average living area in Sentinel of Landmark is 972 while 6300 Stevenson Ave #411 has 1,066 sqft of living space. Today, on 06/18/2021 the prices of real estate in Sentinel of Landmark range from $195,000 to $272,621.