Blog > Homes With an ADU in Palo Alto: Prices, Neighborhoods and Homes for Sale (2026)

Homes With an ADU in Palo Alto: Prices, Neighborhoods and Homes for Sale (2026)

by Eric & Janelle Boyenga

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Looking for homes with an ADU in Palo Alto? Of the 776 houses that sold in Palo Alto in the two years to October 27, 2026, 75 (10%) were described in their listings as having an ADU, in-law unit or guest house; across Silicon Valley it’s 9%. Here’s what they sold for, by size, price and neighborhood, and a one-click search of the ones for sale now.

The short answer

  • Median price: $5M (all Palo Alto houses: $3.9M), 5% more per square foot than the typical Palo Alto house.
  • Typical size: 2,508 sq ft, 4 bedrooms.
  • Bidding: 56% sold over asking (all Palo Alto houses: 68%).
  • Where they sold most: Midtown (13), Barron Park (10) and Crescent Park (9).

Shopping now?

By bedrooms

Homes with an ADU sold in Palo Alto in the two years, by bedroom count (groups with at least 3 sales).

BedroomsSalesMedian priceMedian sq ft
27$3.72M1,662
318$3.76M1,388
422$5.61M2,561
5+27$6.5M3,460

By price

How the 75 sales spread across price bands.

Sale priceSalesShare
under $2.5M45%
$2.5M to $3M57%
$3M to $4M1723%
$4M to $5M1013%
$5M to $7.5M2432%
$7.5M and up1520%

By neighborhood

Our Palo Alto neighborhood guides with at least 3 such sales, placed by map position; “share” is of all house sales in the neighborhood.

NeighborhoodSalesShareMedian price
Midtown1312%$3.62M
Barron Park1016%$4.78M
Crescent Park913%$8.39M
Old Palo Alto911%$6.5M
Duveneck / St. Francis713%$4.6M
Community Center515%$6.71M
Adobe Meadow & Meadow Park316%$4.25M

Before you buy

  • Ask whether the ADU is permitted. An unpermitted unit can’t be counted on for rent, financing or insurance the same way.
  • Check the utilities: separate meters, address and parking.
  • Room to build one instead? Many listings only mention the potential; our ADU guide walks through what a lot can hold.

How we counted

Closed sales of houses (MLS property type “single family home”) with a Palo Alto address between October 28, 2024 and October 27, 2026, reported to the MLS and read through the IDX feeds that power our home search, with repeat records from different feeds removed (normalized address plus sale date). A house counts when its listing description says so. Price per square foot uses sales with 400 sq ft or more and is compared with the median for all Palo Alto houses. Neighborhoods are our guides’ outlines, placed by each sale’s map position. Past sales aren’t a forecast or the value of any one home.

Go deeper

Homes with an ADU across Silicon Valley, every home type in Palo Alto, Palo Alto neighborhoods compared and the neighborhoods with the most single-story homes, pools and ADUs.

Looking for homes with an ADU in Palo Alto?

A Property Nerd will tell you which streets have them, what the recent ones sold for, and set up a search that catches new listings the day they hit. Call (408) 373-1660 or (650) 383-8606, or book a strategy call. Commissions are negotiable, and we offer bundled services, so ask us what’s included.

Questions about this post? Ask a Property Nerd.

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