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, RingA® system, and mature fruit trees. Convenient to schools, shops, and Hwy 92.
Sold for $2,500,000 on 10/20/25
$2,500,000
308 42nd Ave, San Mateo, CA 94403
4beds
2,780sqft
Single Family Residence
Built in 1975
9,177 Square Feet Lot
$2,500,200 Zestimate®
$899/sqft
$7,029 Estimated rent
Owner options
What's special
Zillow last checked: 7 hours ago
Listing updated: October 20, 2025 at 02:36am
Listed by:
Stanley Lo 00874415 650-373-0007,
Green Banker Realty 650-373-0007
Bought with:
Michael Verdone, 00480064
Economic Concepts
Source: MLSListings Inc,MLS#: ML82018247
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 4
- Bathrooms: 3
- Full bathrooms: 2
- 1/2 bathrooms: 1
Dining room
- Features: DiningAreainLivingRoom, DiningBar
Family room
- Features: KitchenFamilyRoomCombo
Kitchen
- Features: Countertop_Granite, ExhaustFan
Heating
- Central Forced Air Gas
Cooling
- None
Appliances
- Included: Electric Cooktop, Dishwasher, Exhaust Fan, Freezer, Disposal, Built In Oven, Refrigerator, Washer/Dryer
- Laundry: Gas Dryer Hookup, In Garage
Features
- Vaulted Ceiling(s)
- Flooring: Carpet, Hardwood, Tile, Vinyl Linoleum
- Doors: Other
- Number of fireplaces: 1
- Fireplace features: Family Room
Interior area
- Total structure area: 2,780
- Total interior livable area: 2,780 sqft
Property
Parking
- Total spaces: 2
- Parking features: Attached
- Attached garage spaces: 2
Accessibility
- Accessibility features: Other
Features
- Stories: 2
- Patio & porch: Balcony/Patio, Deck
- Fencing: Chain Link
- Has view: Yes
- View description: Bay, Bridge(s), City Lights, Valley
- Has water view: Yes
- Water view: Bay
Lot
- Size: 9,177 sqft
- Features: Sloped Down
Details
- Parcel number: 042192250
- Zoning: R10006
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence
Materials
- Foundation: Pillar/Post/Pier, Slab, Other
- Roof: Tile
Condition
- New construction: No
- Year built: 1975
Utilities & green energy
- Gas: PublicUtilities
- Sewer: Public Sewer
- Water: Public
- Utilities for property: Public Utilities, Water Public
Community & neighborhood
Location
- Region: San Mateo
Other
Other facts
- Listing agreement: ExclusiveRightToSell
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Estimated market value
$2,500,200