For the three months ending August 31, 2026, the Real Estate Data Aggregator counted 688 homes sold across Fairfax, up 1.9% from a year before, even as inventory and new listings both grew.
In the three months ending August 31, 2026, ZIP code 22181 pulled away from the rest of Vienna, with nearly 3 in 4 homes under contract within two weeks and sellers averaging 101.6% of their list price.
Inventory across Chantilly rose 31.5% year over year in the three months ending August 31, 2026, yet pending sales still climbed 2.3%, according to the Real Estate Data Aggregator.
In the three months ending August 31, 2026, the Real Estate Data Aggregator counted 413 homes sold across Centreville, up 9.3% from the same period a year before, even as inventory climbed 20.1%.
The three months ending August 31, 2026 show more homes for sale across Falls Church overall, yet supply ranges from 1.7 months in one ZIP code to 4.1 months in another.
Inventory across Reston's three ZIP codes jumped 68.8% in the three months ending August 31, 2026, giving buyers more choices and asking sellers to compete harder on price and preparation.
The Real Estate Data Aggregator counted 78 homes sold in Oakton in the three months ending August 31, 2026, with just 1.7 months of supply and nearly half of all homes selling above list price.
The Real Estate Data Aggregator counted 367 homes for sale across Fairfax in the three months ending August 31, 2026, up 5.2% from a year before, yet every ZIP code sits well below the 4.9 months of supply the National Association of Realtors reported nationally.
In the three months ending August 31, 2026, ZIP code 22181 had nearly 3 in 4 homes go under contract within two weeks, even as mortgage rates climbed above 7%.
Inventory across Falls Church rose 23.7% in the three months ending August 31, 2026, yet pending sales climbed 4.5%, according to the Real Estate Data Aggregator.
The Real Estate Data Aggregator counted 276 homes sold across Herndon in the three months ending August 31, 2026, while supply stayed well below the national level reported by the National Association of Realtors.
In the three months ending August 31, 2026, ZIP code 20120 had just 1.4 months of supply and nearly 6 in 10 homes went under contract within two weeks, even as other parts of Centreville moved more slowly.
The Real Estate Data Aggregator has no numbers for McLean this time, so this update draws on national reporting from Realtor.com, Redfin, the National Association of Realtors, and the Federal Housing Finance Agency.
By Elizabeth Sachero-Perez
Mortgage rates
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Above 7% for the first time since January 2025, per Realtor.com
Buyers have more to choose from in Great Falls this season, yet 41% of homes still went under contract within two weeks, as of the three months ending August 31, 2026.
The Real Estate Data Aggregator has no counts for McLean this time, so this update draws on national websites to show what the broader market is doing and what it means for homeowners here.
By Elizabeth Sachero-Perez
U.S. listings with a price cut in September
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Highest share since October 2022
Active U.S. listings, year-over-year growth
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Topping 1.16 million homes for sale nationally
U.S. home prices, year-over-year gain through July 2026
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Federal Housing Finance Agency, September 29, 2026
Inventory rose sharply across Reston in the three months ending July 31, 2026, yet homes kept selling and prices held firm, a different story from the national trend.
The three months ending July 31, 2026 show two very different markets inside the same town, and which ZIP code your home sits in changes almost everything about pricing and timing.
In the three months ending July 31, 2026, the Real Estate Data Aggregator counted 200 homes sold across Chantilly, up 7.5% from a year before, while inventory climbed 19.4%.
By Elizabeth Sachero-Perez