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Something unusual is happening in the housing data for our towns, and it is worth paying attention to even if you are not buying or selling.
In the first quarter of 2026, the number of single-family homes that closed escrow in Atherton fell by roughly 52% compared to the same quarter last year. Only 32 new listings came on the market, down 11% year over year. Yet the median sale price held steady at around $7.4 million, and five of the quarter’s sales were priced above $15 million. Menlo Park told a different story in the same period: Closings rose about 50%, and new listings climbed nearly 39%, while the median price slipped about 2%. (Source: Palo Alto Online’s Q1 2026 market report, April 6, 2026.)
Read together, these two towns describe a pattern that does not fit the usual narrative of a housing market that is either “hot” or “cold.” Sales volume and price are moving in opposite directions, and they are doing so in opposite directions in neighboring towns.
The likely explanation is structural, not cyclical. In Atherton, a meaningful share of higher-end inventory is no longer reaching the public MLS at all. Sellers with rate-locked mortgages from 2020 and 2021 are choosing not to list, and a growing portion of $5 million-plus transactions are being completed privately between agents before any public marketing occurs. The homes that do close publicly skew toward the very top of the market, which keeps the median high while the transaction count collapses. In Menlo Park, by contrast, more typical family-sized homes are still trading openly, and a fuller pipeline of listings is producing more sales at slightly softer prices.
For residents, this matters in three concrete ways.
First, Atherton’s property tax base is increasingly dependent on a small number of very large transactions reassessed under Proposition 13. When fewer than 10 sales in a quarter set the new assessed values for the entire town, the volatility of school district and municipal revenue rises noticeably from one fiscal year to the next. A single $30 million estate sale can move the needle in ways that a hundred suburban closings cannot.
Second, the off-market shift reduces the public price signal that neighbors, appraisers and town planners have historically relied on. Comparable sales become harder to find, which complicates everything from routine refinancing to estate planning to ADU feasibility studies. Homeowners trying to assess what their own property is worth — for an insurance review, a trust update or a conversation with adult children — increasingly find that the visible data set is thin and skewed toward the extremes.
Third, the divergence between Atherton and Menlo Park suggests that the Peninsula’s luxury market and its family-housing market are quietly decoupling. Policy conversations about housing supply, school enrollment and traffic that treat them as a single market may need updating. The buyer who closes on a $20 million Atherton compound and the family that finally finds a $3 million home in west Menlo Park are no longer participating in the same market in any meaningful sense, even when their children attend the same schools.
The headline numbers in 2026 will keep looking strange. Understanding why is the first step toward making sound community decisions about what comes next, from school bond planning to commercial corridor zoning.
Marie Wang and Kevin Mo are real estate professionals based in Cupertino. They co-founded MK Group, a brokerage team focused on the Peninsula and South Bay luxury market.
“Menlo Park told a different story in the same period: Closings rose about 50%, and new listings climbed nearly 39%, while the median price slipped about 2%.”
There may be another reason that the writers neglected to mention: Menlo Park’s City Council’s plan to shoehorn 345 units in 7-story subsidized housing projects into the parking lots of our downtown shopping district. Some homeowners apparently see the writing on the wall if this project passes. However, with an initiative slated for the ballot, a lawsuit in the wings, and recent dramatic changes in District 1 since Meta froze it’s promised mega-project Willow Village, there’s a good chance the city will rethink its plans, and/or be forced to do so come November.