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    Marin County, CA Duplexes for Sale

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    6 properties
    Ranch-Style Duplex With Separate Unit
    Updated: Sep 4
    Ranch-Style Duplex With Separate Unit

    79 Billou Street, San Rafael, CA 94901

    $1,175,000
    1,881 sqft 0.14 AC lot
    1,881‑square‑foot duplex on a 0.1377‑acre lot
    Main residence includes 3 bedrooms and 1.5 baths
    Attached legal 1‑bedroom, 1‑bath unit with private entrance and full kitchen
    Dedicated parking for the secondary unit
    Single‑level ranch architecture with recessed lighting and granite center island
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    Duplex With Detached ADU
    Updated: Jul 29
    Duplex With Detached ADU

    38 Bret Avenue, San Rafael, CA 94901

    $999,000
    2,244 sqft 0.15 AC lot
    Duplex on 0.1492‑acre lot with 2,244 SF total
    Main residence: 3 bedrooms and 2 full bathrooms
    Detached ADU with its own kitchen and bathroom
    Year built 1948
    Heating: wall furnace and central
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    Five-Unit Duplex Property
    Five-Unit Duplex Property

    250 Red Hill Avenue, San Anselmo, CA 94960

    $1,695,000
    2,755 sqft

    Two-building residential income property with garage and off-street parking.

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    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Two-Level Duplex with Decks
    Two-Level Duplex with Decks

    11 Shady Lane, Larkspur, CA 94939

    $1,500,000
    1,651 sqft

    Separately accessed living spaces provide individual kitchens, full bathrooms, fireplaces, and outdoor decks.

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    Two-Unit Duplex with Enclosed Deck
    Two-Unit Duplex with Enclosed Deck

    310 Belle Ave, San Rafael, CA 94901

    $1,490,000

    Updated duplex with private outdoor areas, in-unit laundry, landscaped grounds, and dedicated parking for each residence.

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    Turnkey Vacant Duplex With Private Decks
    Turnkey Vacant Duplex With Private Decks

    185-187 Solano Street, Tiburon, CA 94920

    Contact for pricing
    2,661 sqft

    Fully vacant side-by-side duplex with two private decks, two-car driveway parking, in-unit laundry, and recently refreshed interiors and exteriors.

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    Based on your search, we've compiled 6 Potential Opportunities for your consideration. Besides 6 Active listings in Marin County, CA, we suggest exploring several alternatives:

    Marin County, CA Duplexes Market Trends and Statistics

    Explore 6 duplexes for sale in Marin County, CA, showcased through 6 active listings on our real estate platform. These investment opportunities span a total of 11,192 square feet of properties for sale, with an estimated market value of $6,859,000.

    Sale prices for duplexes in Marin County, CA start at $999,000, averaging $1,371,800, and reaching up to $1,695,000 — 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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