You probably already know that Eton Square is in Fairfax County and Alexandria. We really like properties like those found in Eton Square. 6922 Ellingham Cir #122 has 2 bedrooms but Eton Square units usually have up to 2 and as few as 2. none of units for sale at Eton Square have garages. The average living area in Eton Square is 1,079 while 6922 Ellingham Cir #122 has 1,130 sqft of living space. 6922 Ellingham Cir #122 has the highest list price currently on the market at Eton Square. Units in Eton Square are 27 years old. Most were built in 1993.How can we help achieve your real estate goals? Speak to an agent today to find out how.