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    San Mateo County, CA Duplexes for Sale

    18 results
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    Updated Duplex in South S.F.
    $1,025,000
    1,633 SF

    Updated Duplex in South S.F.

    577-579 Miller AVE, South San Francisco, CA 94080

    Well-maintained duplex with updated units, convenient location, and modern amenities.

    • Excellent location: Centrally located near Downtown South San Francisco, Parks & Recreation Center, Library, BART, shopping, dining, and major commuter routes.
    • Duplex property: Offers two spacious 1‑bedroom, 1‑bathroom units.
    • Updated units: Both units feature updated kitchens and bathrooms, and luxury pergo floors.
    • Recent upgrades: Includes a fairly new roof, updated electrical, new insulation, and upgraded water heater.
    • On‑site laundry: Includes an on‑site washer and dryer for added convenience.
    Updated: Apr 2
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    Updated Duplex in Sunnybrae
    $1,599,000
    2,097 SF

    Updated Duplex in Sunnybrae

    1028 S Idaho ST, San Mateo, CA 94402

    Updated duplex in up-and-coming San Mateo neighborhood.

    • Updated duplex in the desirable Sunnybrae neighborhood of San Mateo.
    • Two spacious 1‑bedroom, 1‑bathroom units, each with a private yard, garage, and loft.
    • Turnkey investment opportunity with recent upgrades: newer roof, updated electrical/plumbing, refreshed kitchens.
    • Both units delivered vacant, offering immediate flexibility for investors or owner‑occupants.
    • Prime location: minutes to Downtown San Mateo, Trader Joes, Central Park, Caltrain, and major commute routes.
    Updated: Apr 11
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    Redwood City Corner Duplex
    $1,498,000
    2,073 SF

    Redwood City Corner Duplex

    Charming duplex in Redwood City, ideal for investors/homeowners.

    1479 Ebener ST, Redwood City, CA 94061
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    Belmont Duplex Near Carlmont Village
    $2,058,000
    2,363 SF

    Belmont Duplex Near Carlmont Village

    Well-located Belmont duplex with remodeled units and strong rental potential.

    910-912 Academy AVE, Belmont, CA 94002
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    Noe Valley Multifamily Opportunity
    $1,175,000
    3,100 SF

    Noe Valley Multifamily Opportunity

    Two units with potential in desirable Noe Valley.

    1525 Church St, San Francisco, CA 94131
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    Victorian Duplex in Lower Pacific Heights
    $2,500,000
    2,502 SF

    Victorian Duplex in Lower Pacific Heights

    Charming San Francisco duplex with income potential and modern comfort.

    2654-2656 Bush St, San Francisco, CA 94115
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    San Francisco Multifamily Near Golden Gate
    $1,995,000
    3,075 SF

    San Francisco Multifamily Near Golden Gate

    Two updated flats near Golden Gate Park with parking.

    1215 34th Avenue, San Francisco, CA 94122
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    Redwood City Income Property
    $1,595,000
    2,548 SF

    Redwood City Income Property

    Two spacious units in Redwood City's Palm Park neighborhood.

    1029 Redwood Avenue, Redwood City, CA 94061
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    San Francisco Duplex with Expansion Potential
    $899,000
    1,410 SF

    San Francisco Duplex with Expansion Potential

    Vacant duplex in Mission location with expansion possibilities.

    2758-2760 23rd Street, San Francisco, CA 94110
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    San Francisco Duplex with Backyard
    $1,995,000
    2,629 SF

    San Francisco Duplex with Backyard

    Charming duplex in prime location with spacious backyard.

    2661-2663 Greenwich Street, San Francisco, CA 94123
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    San Francisco Two-Unit Building
    $1,500,000
    2,322 SF

    San Francisco Two-Unit Building

    Vacant two-unit building in the Central Sunset neighborhood.

    2410-2412 34th Avenue, San Francisco, CA 94116
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    Mission Street Mixed-Use Building
    $950,000
    3,200 SF

    Mission Street Mixed-Use Building

    Three-unit mixed-use building in vibrant Excelsior District.

    Mission Street, San Francisco, CA 94112
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    Vacant Mixed-Use Building with Development Potential
    $1,600,000
    3,490 SF

    Vacant Mixed-Use Building with Development Potential

    Ready-to-use 4-unit building with development potential near 24th Street.

    2976 Mission Street, San Francisco, CA 94110
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    Presidio Heights Two-Family Property
    $3,150,000
    7,293 SF

    Presidio Heights Two-Family Property

    Two-family property in Presidio Heights, San Francisco.

    3104 Sacramento Street, San Francisco, CA 94133
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    Ingleside Heights Mixed-Use Investment
    $1,400,000
    3,242 SF

    Ingleside Heights Mixed-Use Investment

    Mixed-use property with retail and residential units in San Francisco.

    729 Randolph St, San Francisco, CA 94132
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    Russian Hill Renovation Opportunity
    $1,388,000

    Russian Hill Renovation Opportunity

    Permitted renovation project in desirable Russian Hill neighborhood.

    1437 Mason St, San Francisco, CA 94133
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    Entitled Project in Prime Location
    $3,880,000

    Entitled Project in Prime Location

    Approved project with 14 units near shopping and transit.

    141 3rd Avenue, Daly City, CA 94014
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    Eureka Valley Mixed-Use Property
    $1,249,000
    1,986 SF

    Eureka Valley Mixed-Use Property

    Mixed-use property in the heart of the Castro District.

    323 Noe St, San Francisco, CA
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    Based on your search, we've compiled Potential Opportunities for your consideration. Besides 18 Active Listings in San Mateo County, CA

    San Mateo County, CA Duplexes Investment Opportunities Market Analysis

    Explore 18 duplexes for sale in San Mateo County, CA, showcased through 18 active listings on our real estate platform. These investment opportunities span a total of 44,409 square feet of properties for sale, with an estimated market value of $18,555,000.

    Sale prices for duplexes in San Mateo County, CA start at $899,000, averaging $1,686,818, and reaching up to $2,500,000 — 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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    Browse Duplexes for Sale Near San Mateo, CA

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