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$2,199,000
● House - For Sale

300 31st Avenue

San Mateo, CA 94403
bedrooms
3 Beds
bathrooms
2 Baths
square feet
1,620 Ft²
$10,798
Est. Monthly

About This Property

Welcome to this beautifully remodeled 3-bedroom, 2-bath home (1620sf)  with the ADDED BONUS of a detached ADU (341sf), providing a total of 1961sf of living space. Designed for modern living, the open-concept kitchen features a large island with seating and flows seamlessly into the dining and living rooms, perfect for everyday living and entertaining. The private bedroom wing includes a spacious primary suite with backyard views and two additional bedrooms sharing an updated bath. A versatile playroom adds extra flexibility. The detached ADU, complete with kitchenette and full bath, offers ideal space for guests, extended family, or a home office. Outdoor living shines with an expansive yard featuring a fire pit with built-in seating, a deck, lawn, and dedicated play space. Additional highlights include a two-car garage and prime location across from a pocket park and just a short walk to the newly reimagined Hillsdale Shopping Center. Move-in ready and thoughtfully upgraded, this home truly has it all.
Unit Size
1,620 Ft²
Days on Market
-
Land Size
0.15 acres
Price per sqft
$1,357
Property Type
House
Property Taxes
-
HOA Dues
-
Year Built
1941

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Last updated: 2 years ago (MLSListings Inc. #)

Price History

Date / Event Date Event Price
Sep 11, 2025 Listed by Compass $2,199,000
Listed by Compass
Jul 29, 2021 Sold
Sold
Jun 26, 2021 Listed by Intero Real Estate Services $1,898,000
Listed by Intero Real Estate Services
Look no further! This westside San Mateo rancher has been tastefully updated, including recent bathroom remodels. The separate guest cottage offers a built-in Murphy bed, book shelves, & tv, with its own bathroom & kitchenette & could be the perfect home for your extended family, au pair or additionall income stream. Features of the main house include a primary bedroom suite, fully remodeled bathrooms, each w/dual sinks, primary bath suite w/walk-in closet & remodeled bathroom, light & bright kitchen which will delight the pickiest of chefs feat. a 6-burner gas range & griddle, island w/sink, wine refrigerator & skylight, dining room w/built-in cabinetry, sun room, back yard w/ample space to entertain, built-in fire pit & grilling area w/plumbed gas line, all in one of the most sought after locations within San Mateo. So many amenities-steps away from neighborhood parks, schools, Hillsdale Mall & its plentiful shops & restaurants, Trader Joes, Philz, Starbucks, Caltrain & so much more
Apr 20, 2017 Sold
Sold
Feb 16, 2017 Listed by KW Advisors $1,598,000
Listed by KW Advisors
Desirable 3 BR/2 Bath ranch-style home in the sought after area of San Mateo.  The spacious floorplan includes a master bedroom suite with bath, dining room and open, updated kitchen.  This home is light-filled with plenty of charm, ready to make it your own.  From the kitchen you can easily access the relaxing, private back yard that features an inviting seating area- great for entertaining! A separate cottage is tucked in the back of the yard and contains a bath and kitchen area.  A two-car garage & maintained yard complete this lovely home.  As an added bonus you will find shopping, restaurants and mall within walking distance!

Property Highlights


Building Info

Overview

    General

  • Year Built: 1941
  • Effective Year Built: 1941
  • Building Count: 1
  • Total Rooms: 7
  • Bedroom Count: 3
  • Bathroom Count: 2
  • Full Bathrooms: 2
  • Partial Bathrooms: 2
  • Building Condition: 0
  • Building Quality: 0
  • Construction Type: 0
  • Building Style: 0
  • Exterior Walls Type: 0
  • Interior Walls Type: 0
  • Roof Shape Type: 0
  • Roof Cover Type: 0
  • Floor Count: 100
  • Living Units: 1
  • Floor Cover: 0
  • Basement Type: 0
  • Basement Area: 0
  • Garage Type: 7
  • Garage Square Area: 400
  • Parking Space Count: 2
  • Patio Type: 0
  • Porch Type: 0
  • Pool Type: 0

    Dimensions

  • Lot Size Square Feet: 6,600
  • Lot Size Depth Feet: 1,100
  • Lot Size Frontage Feet: 600
  • Total Building Area: 1,620
  • Gross Building Area: 1,620
  • Building Area: 1,620
  • Building Area Measurement: L

    Heating and Cooling

  • Air Conditioning: 1
  • Heating: 3
  • Heated Square Feet: 1,620
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 0
  • Water Service: 0

Building

  • Building Type: 0
  • Property Class: R
  • Subdivision: SAN MATEO TERRACE MAP NO 5
  • Land Acres: 0000000152
  • Standard Land Use Code: 1001
  • County Land Use Code: 01
  • Legal Description 1: LOT 11 BLOCK 13 SAN MATEO TERRACE MAP NO 5 RSM 22/35 CITY OFSAN MATEO

Neighborhood

  • School District Name: San Mateo-Foster City Elementary School District
  • Census Tract: 607300

Zoning

  • Zoning: R10006

Geography

  • Assessors Map Reference: 32-E2
  • Parcel: 039-312-120
  • Block: 13
  • Lot: 11
  • Latitude: 37.5361
  • Longitude: -122.307

    Address

  • Full Address: 300 31st Ave
  • Address - House Number: 300
  • Address - Street Name: 31st
  • Address - Suffix Type: Ave
  • State: CA
  • City Name: San Mateo
  • Carrier Code: C026
  • 4-Digit Zip Code: 3311
  • Zip Code: 94403

Valuation

    Tax

  • Tax Year: 2022
  • Tax Amount: $2,776,536
  • Tax Rate Code Area: 12-001

    Appraisal Valuation

  • Standard Deviation: 0.2138
  • Valuation Date: Jul 26, 2023
  • Confidence Score: 70
  • Final Value: 2,342,698
  • High Value: 2,843,756
  • Low Value: 1,841,641

    Assessments Valuation

  • Assessed Year: 2022
  • Assessed Total Value: $2,247,000
  • Assessed Land Value: $1,580,000
  • Assessed Improvements Value: $667,000

    Sales

  • Current Sale Contract Date: Jul 21, 2021
  • Current Sale Recording Date: Jul 29, 2021
  • Current Sale Price:
  • Current Sale Document Type: 36
  • Current Sale Input Document Number: 2021-112317
  • Previous Sale Recording Date: Apr 20, 2017
  • Previous Sale Contract Date: Mar 26, 2017
  • Previous Sale Amount: $1,605,000
  • Previous Sale Document Type: 36
Data used for valuation calculations is provided by RealtyHop, and other third party sources

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

About Sugarloaf


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Frequently Asked Questions

When was property at 300 31st Avenue built and last sold?
The property at 300 31st Avenue was built in 1941 and last sold on Jul 21, 2021 for $2,247,000.
How much is this home worth?
The estimated value of the home located at 300 31st Avenue is $2,214,431.
What are some comparable homes to 300 31st Avenue?
There are currently no comparable homes to 300 31st Avenue.