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$3,499,000 Just Listed
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Full Property Details for 21 Valley Oak St
General
- Price: $3,499,000
- HOA FEE: $540/month
- Status: Active
- Type: Single Family
- Source: RE_Infolink
- MLS ID: ML82031869
- Updated: 1/20/2026
- Added to Site: Today
Interior
- Fireplace(s): Gas Starter
Rooms
Bathrooms
- Total Bathrooms: 4
- Full Bathrooms: 3
- Half Bathrooms: 1
Bedrooms
- Total Bedrooms: 4
Other Rooms
- Family Room: Separate Family Room
- Laundry: Electricity Hookup (220V)
Additional Information
- Extras: Not Applicable
Parking
- Parking Features: Carport , Guest/Visitor Parking
Location
- Area: Portola Valley Ranch
- County: San Mateo
- Cross Streets: Los Trancos
Community
- Association: Yes
- Assoc. Fees Include: Common Area Electricity, Common Area Maintenance, Pool, Spa, or Tennis, Recreation Facility
Heating & Cooling
- Cooling Type: Central AC
- Heating Type: Central Air (Forced Air)
Utilities
- Sewer: Public Sewer
- Water: Public
- Utility Description: Public Utilities
Structural Information
- Construction: Detached
- Foundation: Concrete Perimeter
- Roof: Composition, Tar and Gravel
- Square Feet: 3,470
- Year Built: 1988
Lot Features
- Minimum Lot Size: 25966
- Lot Size (Sq. Ft.): 25,966
- Zoning: PC2ASD
Financial Considerations
- Association Fee: $540
- Assoc Fee Freq.: Monthly
Listed by Intero Real Estate Services, Nathan Nahouraii
Schools serving 21 Valley Oak St
| Name | Grades | Distance |
|---|---|---|
Corte Madera School 4575 Alpine Road, Portola Valley, CA 94028 | 4-8 | 0.5 mi |
Ormondale Elementary School 200 Shawnee Pass, Portola Valley, CA 94028 | K-3 | 1.3 mi |
Woodside High School 199 Churchill Avenue, Woodside, CA 94062 | 9-12 | 5.5 mi |
Price & Sales History for 21 Valley Oak St
Tax History for 21 Valley Oak St
Estimate the Cost for 21 Valley Oak St
21 Valley Oak St, Portola Valley, CA 94028 (MLS# ML82031869) is a Single Family property with 4 bedrooms, 3 full bathrooms and 1 partial bathroom. 21 Valley Oak St is currently listed for $3,499,000 and was received on January 20, 2026. Want to learn more about 21 Valley Oak St? Do you have questions about finding other Single Family real estate for sale in Portola Valley Ranch? You can browse all Portola Valley Ranch real estate or contact a Coldwell Banker agent to request more information.

