contemporary-style units are often found here. This unit at 517 N Armistead St #102, Alexandria is a perfect example of what we like about Saxony Square. It's well known that Saxony Square is a community of units in the City of Alexandria and Alexandria. Units in Saxony Square are 54 years old. Most were built in 1967. The lowest priced unit listed for sale in Saxony Square is 519 N Armistead St #T3. The average living area in Saxony Square is 976 while 517 N Armistead St #102 has 1,254 sqft of living space.