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    San Mateo, CA Duplexes for Sale

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    Brisbane, CA Burlingame, CA Sacramento, CA
    Charming Duplex with Detached Garage
    $1,799,000
    2,220 SF
    Charming Duplex with Detached Garage

    515 S Fremont ST, San Mateo, CA 94402

    Two separate residences with in-unit laundry and a detached 2-car garage, offering flexible owner-occupant or rental use.
    • Charming duplex in San Mateo’s Sunnybrae neighborhood built in 1920 with public water and a shingle roof
    • Front residence: 2 bedrooms/2 bathrooms with two fireplaces and original oak hardwood floors
    • Front kitchen includes granite countertops, dishwasher, microwave, oven/electric, garbage disposal, and refrigerator; pantry included
    • In‑unit washer and dryer in the front residence; separate dining room and spacious kitchen layout
    • Detached attached 2‑car garage plus additional parking at the end of the driveway
    Updated: Jun 19
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    Charming Duplex with Detached Garage
    $1,899,000
    2,220 SF
    Charming Duplex with Detached Garage

    515 S Fremont Street, San Mateo, CA 94402

    Two independently laid-out residences with in-unit laundry and a detached 2-car garage create flexible living and income use.
    • 1920 duplex with two independently laid‑out residences
    • Front unit: 2 bed, 2 bath with two fireplaces and original oak hardwood floors
    • Front unit includes separate dining room, spacious kitchen with pantry, and in‑unit washer/dryer
    • Rear unit: private 2 bed, 1 bath with its own kitchen and laundry room
    • Detached 2‑car garage plus additional parking at the end of the driveway
    Updated: May 28
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    Based on your search, we've compiled 6 Potential Opportunities for your consideration. Besides 2 Active listings in San Mateo, CA, we suggest exploring several alternatives: 4 properties in Nearby Cities

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Two-Unit Residential Income Duplex
    $2,349,000
    3,013 SF
    Two-Unit Residential Income Duplex

    Well-configured duplex with two separate residences, including a fully permitted 2019 renovation and independent driveways.

    69-71 Nueva AVE, Redwood City, CA 94061

    View details
    Duplex for Owner-Occupant or Investor
    $1,375,000
    1,749 SF
    Duplex for Owner-Occupant or Investor

    Two-unit property offering flexibility to live in one unit and rent the other, or lease both units.

    1318 Hudson St, Redwood City, CA 94061

    View details
    Three-Unit Mixed-Use Building
    $1,250,000
    3,125 SF
    Three-Unit Mixed-Use Building

    Ground-floor retail is delivered vacant, alongside two occupied residential units with below-market rents.

    5110 3rd Street, San Francisco, CA 94124

    View details
    Duplex in Walker's Paradise
    $739,000
    Duplex in Walker's Paradise

    Two units with large backyard, convenient to amenities.

    630 Athens St, San Francisco, CA 94112

    View details

    San Mateo, CA Duplexes Market Trends and Statistics

    Explore 2 duplexes for sale in San Mateo, CA on our real estate platform. These investment opportunities span a total of 2,220 square feet of properties for sale, with an estimated market value of $1,899,000.

    Sale prices for duplexes in San Mateo, CA start at $1,899,000, averaging $1,899,000, and reaching up to $1,899,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Apartment buildings 17
    Duplexes 2
    Quadplexes 2
    Triplexes 2

    Demographics Overview

    Population 141K
    Population Growth (5Y) -1.2%
    Median Household Income $165,615
    College Educated 74.2%

    Taxes & Financing

    Tax Rate (average for all types) 1.30%
    Property Tax per SF $7.54 per SF
    Tax Rate vs County Average 0.17 pp above county avg
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in San Mateo County

    New Delisted

    Total CRE Inventory on Market (SF)

    Average Property Price per SF

    For-sale pricing trends across core commercial property types in San Mateo County

    Retail

    Residential Income

    Property Size Breakdown

    The majority of commercial real estate listings in San Mateo fall within the 100,000+ square foot range.

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