This condo at 2021 N 21st St. #20, Arlington is a good example of where to find value in Palisade Gardens. It's well known that Palisade Gardens is a community of condos in Arlington County and Arlington. This 1-bedroom property priced at $270,000 may be what you're looking for if you're shopping in Palisade Gardens. The highest priced property for sale in Palisade Gardens is 2021 N 21st St. #20. The average living area in Palisade Gardens is 518 while 2021 N 21st St. #20 has 518 sqft of living space. none of homes currently on the market in Palisade Gardens have garages.