Parkfairfax is best with as few surprises as possible. Parkfairfax in the City of Alexandria is in Alexandria. The average living area in Parkfairfax is 930 while 3542 Gunston Rd has 930 sqft of living space. Most condos in Parkfairfax are about 80 years old. 3542 Gunston Rd has been listed for 3 and is on the market for $375,000. none of condos selling at Parkfairfax have garages. This abode has 2 bedrooms, 1 full bathrooms and 0 half baths.Nesbitt Realty is a family-run real estate brokerage located in Northern Virginia.