Stunning Westwood Knolls home with panoramic bay views from nearly every room. A 53-foot-wide composite deck with stainless-steel cable railings and gas/electric outlets spans the back — ideal for entertaining. The upper level features vaulted ceilings, large windows, engineered maple hardwood floors, and an open living and dining area. The family room includes a gas/electric fireplace, built-in cabinetry, and sliding doors to the deck. The kitchen offers granite counters, stainless steel appliances, and a breakfast bar. The en-suite primary has ample closet space and a modern bath with double vanity and walk-in shower. A powder room is near the foyer. The lower level includes 3 bedrooms, a full bath, a 1,000-bottle wine cellar, and a theater with 5.1 surround sound, 82" screen, bar seating, and room for 12. Additional features: reinforced foundation, step-free ramp, double-paned windows, clay tile roof, 2-car garage with 240V outlet, wide driveway, custom cast iron gates, CCTV, Ring® system, and mature fruit trees. Convenient to schools, shops, and Hwy 92.
Property Details
Price:
$2,680,000
MLS #:
ML82018247
Status:
Active
Beds:
4
Baths:
3
Type:
Single Family
Subtype:
Single Family Residence
Neighborhood:
699notdefined
Listed Date:
Aug 15, 2025
Finished Sq Ft:
2,780
Lot Size:
9,177 sqft / 0.21 acres (approx)
Year Built:
1975
See this Listing
Schools
School District:
Other
Interior
Appliances
Electric Cooktop, Dishwasher, Vented Exhaust Fan, Freezer, Disposal, Refrigerator
Bathrooms
2 Full Bathrooms, 1 Half Bathroom
Cooling
None
Flooring
Carpet, Wood, Tile
Laundry Features
Gas Dryer Hookup, In Garage
Exterior
Construction Materials
Stucco
Parking Spots
2.00
Roof
Tile
Financial
Map
Community
- Address308 42nd Avenue San Mateo CA
- Neighborhood699 – Not Defined
- CitySan Mateo
- CountySan Mateo
- Zip Code94403
Subdivisions in San Mateo
Market Summary
Current real estate data for Single Family in San Mateo as of Oct 22, 2025
80
Single Family Listed
480
Avg DOM
1,157
Avg $ / SqFt
$2,260,289
Avg List Price
Property Summary
- 308 42nd Avenue San Mateo CA is a Single Family for sale in San Mateo, CA, 94403. It is listed for $2,680,000 and features 4 beds, 3 baths, and has approximately 2,780 square feet of living space, and was originally constructed in 1975. The current price per square foot is $964. The average price per square foot for Single Family listings in San Mateo is $1,157. The average listing price for Single Family in San Mateo is $2,260,289.
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308 42nd Avenue
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