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Shawn Bengtson

Office Broker - DRE 01236964

  • Office 760-805-7199
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300 31st Avenue, San Mateo – $2,199,000

  • 3 Beds
  • 2 Baths
  • 1,620 Sqft
  • .15 Acres
  • 3 Beds
  • 2 Baths
  • 1,620 Sqft
  • .15 Acres

300 31st Avenue

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.

Essential Information

  • MLS® #ML82021175
  • Price$2,199,000
  • Bedrooms3
  • Bathrooms2.00
  • Full Baths2
  • Square Footage1,620
  • Acres0.15
  • Year Built1941
  • TypeResidential
  • Sub-TypeSingle Family Residence
  • StatusActive

Community Information

  • Address300 31st Avenue
  • Area699 - Not Defined
  • CitySan Mateo
  • CountySan Mateo
  • Zip Code94403

Amenities

  • Parking Spaces2
  • # of Garages2

Interior

  • InteriorWood
  • Interior FeaturesWalk-In Closet(s)
  • CoolingNone
  • FireplaceYes
  • FireplacesLiving Room
  • # of Stories1

Appliances

Dishwasher, Microwave, Refrigerator, Range Hood

Exterior

  • WindowsSkylight(s)
  • RoofTile
  • FoundationConcrete Perimeter

School Information

  • DistrictOther

Additional Information

  • Date ListedSeptember 11th, 2025
  • Days on Market15
  • ZoningR10006

Listing Details

  • AgentSternsmith Group
  • OfficeCompass
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Sternsmith Group, Compass.

Based on information from California Regional Multiple Listing Service, Inc. as of September 26th, 2025 at 7:46am PDT. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. Display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent.