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Back 21 Valley Oak St
Off Market

21 Valley Oak St

Portola Valley CA 94028

4
4
3470 sq. ft.
25966 sq. ft.
Single-Family
Last sold for $3,262,000
Nathan NahouraiiNathan Nahouraii, last sold this property on 21 May 2026 after 120 days on market.

Overview

Escape to serenity in this very private 4-bedroom, 3.5-bathroom retreat with a huge price adjustment offered at $3,199,000. Spanning 3,470 square feet on a 25,966 SF lot, this 1988-built residence blends timeless elegance with modern sophistication. The light-filled interior boasts soaring ceilings, large windows, new paint, and lighting throughout, creating an inviting open-concept layout ideal for both grand entertaining and tranquil living. A gourmet kitchen, featuring stainless steel appliances flows seamlessly into spacious living and dining areas. The private primary suite offers a luxurious, spa-inspired ensuite, creating a serene haven. Outside, the beautifully landscaped lot, enveloped by Portola Valley's iconic oaks, provides a secluded oasis for relaxation or outdoor gatherings. Enjoy an excellent community of neighbors and access to top-rated schools, including Ormondale Elementary, Corte Madera Middle, and Woodside High School (buyer to verify eligibility).Perfectly positioned to get away from the lights of the city while remaining close to Silicon Valley's tech hubs, scenic trails, and Roberts Market, this home offers unmatched privacy and convenience. Seize this rare opportunity to own a slice of Portola Valleys idyllic lifestyle!

Features

4 bedrooms
4 bathrooms
3470 sq. ft. floor area
25966 sq. ft. lot size
Single-Family

Estimated Value

Based on this property and similar 4 bedroom single-family properties sold in Portola Valley over the last 12 months, the estimated median property value of 21 Valley Oak St is $4.99m.

Median value
$4.99m
Estimated value range
$2.26m - $10.5m
Median days on market
28
Estimated value trend
-15%
decrease over the last 12 months
Average days on market is based on recent, comparable sales in Portola Valley. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.

Property history for 21 Valley Oak St

2026
Sold
$3,262,000
21 May 2026 by Nathan Nahouraii, of Intero Real Estate Services
2012
Sold
$2,300,000
08 Nov 2012 by Dean Asborno, of Coldwell Banker Realty
2004
Sold
$1,850,000
05 Nov 2004 by Nathan Nahouraii, of Intero Real Estate Services

Happy sellers in Portola Valley

~%

We have insufficient information to provide an overview of customer satisfaction for Portola Valley. Viewing the agent profiles, reviews and sales for Portola Valley can provide insights for this location.

Local market activity for 4 bedroom single-family properties in Portola Valley

In the last 12 months, 25 four-bedroom single-family properties similar to 21 Valley Oak St, have been sold.

This represents a 14% increase in four-bedroom single-family properties sales when compared to the previous 12 months.

Nearby agents

Compare and contact these top performing agents who’ve delivered exception customer service for their clients in Portola Valley

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Beverly Tribuiani

Beverly Tribuiani is a recommended agent for Portola Valley.  They have 1 local sale and collected 1 local review across the last 12 months.

  •   5   (28 reviews)
  •  1 Review in Portola Valley
  •  1 Sale in Portola Valley
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Kavanaugh Group

Kavanaugh Group is a recommended agent for Portola Valley.  They have 9 local sales across the last 12 months.

  •  9 Sales in Portola Valley
View profile
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Josh Rubin

Josh Rubin is a recommended agent for Portola Valley.  They have 7 local sales across the last 12 months.

  •   5   (3 reviews)
  •  7 Sales in Portola Valley
View profile
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Andy Tse

Andy Tse is a recommended agent for Portola Valley.  They have 1 local sale across the last 12 months.

  •  1 Sale in Portola Valley
View profile
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