McLean's Median Home Price Is Quietly Reporting Two Different Markets

Search "McLean VA median home price" and you will get four different answers within the same scroll. One site says $1.9 million. Another says $1.43 million. A third says just under $3 million. A fourth lands at $2.2 million. None of these sources made an error. They are each describing a real number from a real month. The problem is that McLean's housing stock has split into two structurally different products, and depending on which weeks a portal happens to sample, one product or the other dominates the count.

If you're comparing McLean against another close-in Virginia suburb, or trying to figure out whether a specific listing is priced fairly, that split matters more than the headline median ever will.

Four Sources, Four Different McLeans

Here is what each measurement actually captured recently, and what kind of number it is:

Notice that these aren't even measuring the same thing. Zillow's figure is a rolling index built from estimated values across every home in McLean, whether or not it sold, which is why it lags and sits lowest. Realtor.com's number reflects what sellers are asking, not what buyers are paying, which is why it runs highest. Redfin and Movoto both report closed-sale medians, yet even those two disagree by roughly $300,000 depending on the month.

That last gap is the one worth understanding, because it isn't a methodology problem. It's a composition problem.

The 70 Percent Threshold Driving the Split

McLean's housing stock is aging in a specific way. A large share of the community was built out in the 1960s and 1970s, and those houses were designed around assumptions that no longer match how the current buyer pool wants to live: compartmentalized rooms, lower ceiling heights, dated mechanical systems, and foundations that weren't built for the additions today's buyers want.

Renovation stops making financial sense once the cost of updating one of these houses starts approaching roughly 70 percent of what it would cost to replace the structure entirely. Once a homeowner or buyer crosses that line, the rational move stops being a renovation and becomes a teardown followed by new construction. That threshold is increasingly common across established McLean pockets like Langley Forest, Franklin Park, Salona Village, and West McLean, where half-acre and quarter-acre lots sit under homes that were never designed to carry today's price per square foot.

The result is that McLean's monthly sales pool contains two genuinely different products competing for the same median: aging structures selling closer to land value, and finished custom homes selling at the top of the market once construction wraps.

A house in McLean doesn't compete against its neighbors' kitchen finishes. In a growing number of cases, it competes against the math on a builder's spreadsheet.

Where the New Supply Is Actually Coming From

The clearest example of where that new-construction inventory originates sits on a 25-acre parcel near Lewinsville Road and Lancia Drive. For more than 60 years, the land belonged to the Jewett family, and it stayed largely untouched by the subdivision and infill pressure reshaping the rest of McLean, complete with a manor house dating to 1875, stables, a pool, and a tennis court. After the last family owner passed away in October 2022 at age 94, the estate went to market in 2023 through commercial brokerage CBRE.

What's rising there now is Knolewood, a planned community of 24 single-family estate homesites ranging from about 0.82 to 1.2 acres each, a lot size that has become rare in a market where most redevelopment produces smaller parcels. Three approved builders, Artisan Builders, Galileo Signature, and Winthrop Builders, are handling construction. Infrastructure work was scheduled in phases, with the first section of roads slated for paving by the end of 2025 and the second section targeted for roughly February 2026. If that schedule held, the lots should be ready for vertical construction by now.

Projects like Knolewood, along with scattered teardown-rebuild lots across Langley Forest and West McLean, are what feed the $2.4 million to nearly $4 million new-construction bracket that Redfin's 2026 listings show for custom homes in the 22101 zip code, most in the 5,000 to 8,600 square foot range. When several of these close in the same month as a batch of older resales, the median jumps. When they don't, it falls back toward the resale baseline.

What a Handful of Sales Can Do to a Median

McLean doesn't sell in high volume. Redfin's snapshot of closed sales for January 2026 found a median price near $1,655,000 on a sample of only 28 closed transactions for the entire month, with homes taking a median of 66 days to sell and a sale-to-list ratio of 99.1 percent. A sample that small is sensitive to almost anything.

Consider what happened in the back half of 2025. Two properties in the Langley Farms subdivision, 6501 Bright Mountain Road and 6431 Georgetown Pike, closed at $27,508,500 and $22,000,000 respectively. Either sale alone, dropped into a 28-home month, is enough to shift a median by hundreds of thousands of dollars in either direction. That's not a market shift. That's arithmetic doing what arithmetic does with a small denominator.

This is why a single month's median tells you very little about what a specific house on a specific street is worth. It tells you what happened to close escrow that month, which is a different question entirely.

What This Means If You're Comparing McLean to Somewhere Else

If you're using McLean's median to size up whether the area fits your budget against another Northern Virginia or DC suburb, match the number to the product you're actually shopping for. A resale-only comparison should exclude the teardown-rebuild bracket entirely. A new-construction comparison should exclude legacy 1960s and 1970s stock. Blending the two, which is exactly what a citywide median does, tells you about McLean's transaction mix that month, not about what a comparable house costs.

The more useful exercise is pulling closed sales within the same subdivision, similar lot size, and a tight sold-date window, then asking which of the two products you're actually looking at.

The Permits Hiding Inside a "Renovation Candidate" Listing

If a McLean listing reads like a renovation opportunity, it helps to understand what buying that lot actually involves before treating the asking price as a renovation budget starting point.

Fairfax County requires a residential demolition permit for full or partial demolition of an existing structure, along with a separate residential new-building permit for whatever replaces it, both processed through the county's online PLUS system. Homeowners can pull these permits themselves, though the county recommends using a licensed contractor as the responsible party.

Two rules catch buyers off guard most often. Resource Protection Areas generally prohibit development or land disturbance without prior county approval, which matters on any lot near a stream or floodplain. And if the total land disturbance for a project reaches 2,500 square feet or more, it triggers additional county review beyond a standard permit. Lot validity is its own question: lots created before March 1, 1941 are automatically considered valid, while later lots may need additional confirmation based on county mapping and structure history. You can review the full list of when a permit is required directly through Fairfax County's Land Development Services site.

None of this means a teardown isn't worth pursuing. It means the timeline and budget for an "old house on a good lot" listing should account for permitting and site review before construction ever starts, not after.

A Few Questions Worth Asking Before You Compare Numbers

Does an older home in McLean automatically mean a teardown? Not necessarily. A structurally sound house with a workable layout can often be renovated for less than replacement cost. The 70 percent threshold is a guideline, not a rule, and it depends on the specific condition of the foundation, systems, and layout.

Why do days-on-market figures vary so much between sources? Because they're measuring different points in the transaction. A "days to pending" figure captures how fast an accepted offer happens. A "days on market" figure from an active-listing site captures how long a home has been publicly listed, which stretches out for slower-moving custom homes still under construction or overpriced relative to comps.

If I'm comparing McLean to another suburb, which number should I actually use? Whichever one matches the product you're shopping for, and ideally a closed-sale median rather than an asking-price median, pulled from a subdivision similar to the one you're considering rather than a citywide blend.

If you're weighing an older McLean house against new construction, or trying to figure out what a specific lot is really worth before a teardown conversation starts, that's the kind of comparison that benefits from someone who tracks these subdivisions closely rather than reading one portal's monthly snapshot. Pryor Residential & Co. works across McLean, Great Falls, Potomac, and the broader DMV with exactly this kind of lot-by-lot analysis. Let's connect and look at what's actually selling on your street, not just what the median says.