I first wrote this post in October 2022, when the Silver Line’s extension to Ashburn was still a few weeks from opening. It opened on November 15, 2022. Nearly four years on, here is what the line changed for Ashburn, and what it did not.
What opened
The extension added six stations to the Silver Line: Reston Town Center, Herndon, Innovation Center, Washington Dulles International Airport, Loudoun Gateway and Ashburn. Ashburn is the end of the line. From there the trains run through Reston and Tysons into downtown Washington without a transfer, and the airport is two stops away.
The commute
The train gave Ashburn something it never had: a way into Washington that does not depend on the Dulles Toll Road at rush hour. It is a long ride, and for a lot of people a car is still faster door to door. What changed is the choice. A commute that used to mean the Toll Road or a commuter bus now has a train, and a trip to the airport no longer needs a parking spot there.
What it did to home values
When the stations opened, the typical home in Ashburn’s 20147 ZIP code was worth $671,022, and in 20148 it was worth $805,462. By August 2026 they were $747,403 and $873,629, up 11.4 percent and 8.5 percent. Over the same stretch the typical home in Loudoun County as a whole rose 12.1 percent, from $709,468 to $795,391.
So the train did not lift Ashburn ahead of the rest of the county. Values rose with the county, a little behind it, and since the county’s figure includes Ashburn itself, the rest of Loudoun did a little better than that comparison shows. Over the past year they have barely moved: up 0.5 percent in 20147 and 0.1 percent in 20148, against 1.4 percent for the county.
That is worth knowing on either side of a sale. For a buyer, the train is a real convenience to weigh, not a promise that a home will gain faster than the one down the road. For a seller, a home near a station has one more thing to offer the buyers who work in Washington or fly often, and the recent sales near the platform say what that has been worth better than any ZIP code average.
Where to look now
My Ashburn page keeps the current figures for both ZIP codes, month by month. If you are weighing a home near one of the new stations against one farther out, I am glad to pull the recent sales for both and go through them with you. You can reach me at 571-496-9009.
Source: Zillow Research (ZHVI, the typical home value), November 2022, August 2025 and August 2026. The stations’ opening date is WMATA’s.