---
listing_id: ML82031869
status: Active
price: 3499000
beds: 4
baths_full: 3
baths_half: 1
sqft_living: 3470
sqft_lot: 25966
lot_acres: 
year_built: 1988
property_type: Residential
property_subtype: Single Family Residence
address: "21 Valley Oak St"
city: Portola Valley
state: CA
zip: 94028
county: "San Mateo County"
lat: 37.367204
lng: -122.202465
days_on_market: 71
hoa_fee: 590
hoa_frequency: Monthly
garage_spaces: 0
list_agent: "Nathan Nahouraii"
list_office: "Intero Real Estate Services"
list_agent_phone: "(408) 209-9556"
list_agent_license: 01394651
mls_source: MLSL
modified: 2026-03-23
transaction_type: buy
---

Home | San Mateo County | Portola Valley | 94028 | 21 Valley Oak St

21 Valley Oak St, Portola Valley, CA 94028

MLS: ML82031869 | Status: Active | Price: $3,499,000
Beds/Baths: 4 / 3 /1
Property Type: Residential

Quick Facts

Beds Baths Sq Ft Sq Ft Lot Yr Built
4 3 /1 3,470 25,966 1988

Remarks

Escape to serenity in this very private 4-bedroom, 3.5-bathroom retreat priced at $3,499,000. 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!

MLS Listing Information

Field Value
MLS # ML82031869
MLS Source MLSListings, Inc.
Days on Site 71

Features

Interior Features

Feature Details
Dining Room Dining Area
Family Room Separate Family Room
Fireplace Gas Starter
Cooling Central Forced Air
Heating Central Forced Air

Exterior Features

Feature Details
Roof Composition, Tar/Gravel
Foundation Concrete Perimeter

Parking, School, and Other Information

Feature Details
Garage/Parking Carport, Guest / Visitor Parking, Garage: 0 Car(s)
Elementary District Portola Valley Elementary
High School District Sequoia Union High
Sewer Public Sewer
Water Public
HOA Fee $590
HOA Fee Frequency Monthly
Zoning PC2ASD

Contact Information

Nathan Nahouraii
Intero Real Estate Services
License #: 01394651
Phone: (408) 209-9556

School Ratings

School data provided by GreatSchools.org

Nearby Schools

School Type Grades Distance Rating
Corte Madera School public 4-8 0.49 mi 9
Ormondale Elementary School public K-3 1.24 mi 10
Gardner Bullis Elementary School public K-6 4.08 mi 10
Lucille M. Nixon Elementary School public K-5 4.15 mi 10
La Entrada Middle School public 4-8 4.25 mi 9
Oak Knoll Elementary School public K-5 4.39 mi 10
Henry M. Gunn High School public 9-12 4.46 mi 10
Escondido Elementary School public K-5 4.53 mi 10
Santa Rita Elementary School public K-6 4.74 mi 10
Barron Park Elementary School public K-5 4.76 mi 9
Juana Briones Elementary School public K-5 4.83 mi 10
Ellen Fletcher Middle public 6-8 4.86 mi 8
Las Lomitas Elementary School public K-3 4.91 mi 10

Nearby Homes

Address Price Beds Baths Sq Ft Status
60 Linaria Way $3,998,000 4 3 3,072 Active
285 Golden Oak Dr $3,295,000 3 2 2,210 PendingDoNotShow
25 Siesta Ct $3,995,000 5 3/1 3,354 Active
2930 Alexis Dr $3,899,000 3 2 2,075 PendingDoNotShow

Disclosures

©2026 MLSListings Inc. All rights reserved. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Information provided is for personal, non-commercial use by the viewer and may not be redistributed without explicit authorization from MLSListings Inc.

Presently MLSListings.com displays Active, Contingent, Pending, and Recently Sold listings. Recently Sold listings are properties which were sold within the last three years. After that period listings are no longer displayed in MLSListings.com. Pending listings are properties under contract and no longer available for sale. Contingent listings are properties where there is an accepted offer, and seller may be seeking back-up offers. Active listings are available for sale.

This listing information is up-to-date as of March 23, 2026. For the most current information, please contact Nathan Nahouraii, (408) 209-9556.