Located in one of San Mateos most sought-after neighborhoods, 823 31st Ave is a beautifully maintained 7-bedroom, 3.5-bathroom home with approx. 2,600 sq. ft. of living space. This spacious residence combines modern updates with plenty of room, making it perfect for a growing family or those seeking versatility. The main level features a bright open living area with large windows, a modern kitchen, a dining area, and a cozy family room. Also on this level are three well-sized bedrooms and 1.5 bathrooms. Upstairs offers four spacious bedrooms and two full baths, including a primary suite with ample closet space and an en-suite bathroom. The large backyard is ideal for gatherings, gardening, or relaxing, and is easily accessible from the main living area. This home features a collection of mature fruit trees, including four orange trees, one lemon tree, one calamansi tree, and one white peach tree, adding both charm and seasonal bounty to the outdoor space. A spacious garage provides ample storage and parking and includes an EV charger, catering to modern convenience. Just minutes from downtown San Mateo, this home offers easy access to shopping, dining, parks, schools, and major highways for a convenient commute to Silicon Valley and San Francisco.
Sold for $2,430,000 on 09/09/25
$2,430,000
823 31st Ave, San Mateo, CA 94403
7beds
2,600sqft
Single Family Residence,
Built in 1951
8,116 Square Feet Lot
$2,421,000 Zestimate®
$935/sqft
$7,749 Estimated rent
Owner options
What's special
Zillow last checked: 8 hours ago
Listing updated: September 10, 2025 at 04:43am
Listed by:
Disen Cai RE Group 70010134 650-622-2156,
KW Advisors 650-627-3700
Bought with:
Disen Cai RE Group, 70010134
KW Advisors
Source: MLSListings Inc,MLS#: ML82018966
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 7
- Bathrooms: 4
- Full bathrooms: 3
- 1/2 bathrooms: 1
Bedroom
- Features: PrimarySuiteRetreat, BedroomonGroundFloor2plus
Bathroom
- Features: PrimaryStallShowers, UpdatedBaths
Dining room
- Features: DiningArea, EatinKitchen
Family room
- Features: SeparateFamilyRoom
Kitchen
- Features: ExhaustFan
Heating
- Forced Air, Gas
Cooling
- None
Appliances
- Included: Dishwasher, Exhaust Fan, Freezer, Microwave, Gas Oven/Range, Refrigerator
- Laundry: In Garage
Features
- Number of fireplaces: 1
- Fireplace features: Living Room
Interior area
- Total structure area: 2,600
- Total interior livable area: 2,600 sqft
Property
Parking
- Total spaces: 2
- Parking features: Attached, On Street
- Attached garage spaces: 2
Features
- Exterior features: Back Yard
Lot
- Size: 8,116 sqft
Details
- Parcel number: 039200340
- Zoning: R10006
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Single Family Residence,
Materials
- Foundation: Concrete Perimeter
- Roof: Shingle
Condition
- New construction: No
- Year built: 1951
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
$2,421,000