4321 Edison Street

Property Overview

Sophisticated modern living in desirable Westwood Knolls! Situated on a quiet cul-de-sac, extensively renovated and expanded, this exceptional residence offers approx. 3,839 sq. ft. of living space with 8BD/9BA, including a newly constructed two-story rear extension, on an expansive 9,496 sq. ft. lot. The main residence features dramatic 12-ft ceilings, White Oak hardwood floors, an electric fireplace, and accordion glass doors opening to a view deck with breathtaking city and Bay views. The chefs kitchen showcases a waterfall island, quartz countertops, sleek cabinetry, and high-end Thermador appliances, including a built-in wine refrigerator. The main level offers 5BD/6BA, including 4 en-suites, plus a sunroom and family room with fireplace and wet bar. Additional highlights include multi-zone A/C and heating, ceiling speakers, and 3 decks. The downstairs legal ADU (4321A Edison St) offers separate entrance, 3BD/3BA, including 2 en-suites, an open living area, kitchen with eat-in island, sunroom, and a spacious deck. 2-car garage, tankless water heaters, plus an oversized lot with parking for 10+ vehicles, RV, & boat/trailer. Conveniently located near Hillsdale shopping, dining, Caltrain, and major freeways. A rare combination of space, views, modern luxury, and versatility!

Home Details

Property type: Residential - Single Family Residence
Year built: 1949
Living area: 3,839 sq ft
Lot size: 9,496 sq ft
Parking: 10 spaces
Garage: 2 spaces
Stories: 1
Days on market: 6
Full bathrooms: 9
MLS status: Active
Architectural style: Contemporary,Modern
Zoning: R10006

Features & Amenities

Interior

Breakfast Bar

Appliances

Dishwasher
Disposal
Microwave
Refrigerator
Range Hood
Dryer
Washer

Lot

Sloped Down

Community, Schools & Utilities

Community

Fireplace: Yes
View: Bay,CityLights,Mountains

Schools

School district: Other

Utilities

Heating: Central,HeatPump
Water: Public
Sewer: PublicSewer

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Location & Neighborhood

San Mateo, CA 94403

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Frequently Asked Questions About 4321 Edison Street

Property type: Residential

The current asking price is $3,595,000. Pricing is subject to change and may vary based on market conditions, negotiations, and property updates. Contact our team to verify current pricing.

Yes. Use the Book Visit action or contact form to request an in-person or virtual tour of 4321 Edison Street. Our team will confirm availability and timing.

This 8 bedrooms and 9 bathrooms property offers approximately 3,839 square feet of living space. It was built in 1949. Review the listing details and disclosures, then independently verify material features before making a decision.

The property is in San Mateo, California. Review the map, visit at relevant times of day, and verify schools, commute routes, services, noise, hazards, and local rules for the exact address.

Financing depends on the buyer, lender, property type, condition, appraisal, insurance, and association documents. A qualified lender can confirm available programs and costs for this San Mateo property.

The MLS currently reports the property as Active. It has been listed for 6 days. Status can change, so verify availability before relying on it.

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