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    Alameda County, CA Triplexes for Sale

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    Found 40 triplex listings for sale in Alameda County, CA, averaging $442/sq ft. Use valuation data to compare deals faster.
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    3-Unit Residential Triplex
    Updated: Oct 16
    3-Unit Residential Triplex

    1915 Berryman St, Berkeley, CA 94709

    $2,300,000
    1,972 sqft 0.24 AC lot
    Three‑unit property with 1,972 square feet of building area
    0.24‑acre corner parcel in Berkeley
    Previously ZAB approved for an 11‑residence plan by Gunkel Architecture
    Separate utility metering
    Built in 1900
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    3-Unit Triplex with Carport
    Updated: Sep 24
    3-Unit Triplex with Carport

    208 Ridgeway Avenue, Oakland, CA 94611

    $999,000
    2,344 sqft 0.12 AC lot
    Three occupied residences: one two‑bedroom unit and two one‑bedroom units
    2,344 square feet on a 0.116‑acre lot
    Built in 1925; zoned R3
    Carport parking and ramp access
    Electric heating, wall‑unit cooling, and composition roof
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    3-Unit Triplex with Studio
    3-Unit Triplex with Studio

    1160 Powell Street, Oakland, CA 94608

    $1,450,000
    2,184 sqft 0.07 AC lot

    Three separate residences comprise a main home, a one-bedroom apartment and a studio; all will be vacant at delivery.

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    Three-Unit Triplex
    Three-Unit Triplex

    3323 Union Street, Fremont, CA 94538

    $2,199,000
    2,541 sqft 0.27 AC lot

    A front duplex and detached home provide distinct residential configurations on a single parcel.

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    Triplex with Detached ADU
    Triplex with Detached ADU

    3035 Logan St, Oakland, CA 94601

    $899,000
    2,700 sqft 0.10 AC lot

    The property combines a primary residence with two accessory dwelling units, including a separate detached unit.

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    Craftsman Triplex with ADU
    Craftsman Triplex with ADU

    1709 Sacramento St, Berkeley, CA 94702

    $1,250,000
    1,920 sqft 0.16 AC lot

    The vacant accessory dwelling includes three bedrooms, two baths, solar, and in-unit laundry.

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    Fully Occupied Triplex
    Fully Occupied Triplex

    1723 21St Ave, Oakland, CA 94606

    $839,000
    2,870 sqft 0.13 AC lot

    Three-unit residential property with a detached garage, shared yard, and separately metered utilities.

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    Triplex with Vacant Upper Unit
    Triplex with Vacant Upper Unit

    3048 Halcyon Ct, Berkeley, CA 94705

    $1,148,000
    2,753 sqft

    Berkeley income property with original hardwood floors, updated bathrooms, and abundant natural light throughout.

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    Triplex with Yard Space
    Triplex with Yard Space

    5441-5445 Bancroft, Oakland, CA 94601

    $1,100,000
    2,402 sqft 0.11 AC lot

    Three-unit multifamily property with on-site parking, storage, and a low-maintenance exterior.

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    Triplex with Converted Basement
    Triplex with Converted Basement

    981 Vermont St, Oakland, CA 94610

    $849,978
    3,320 sqft 0.25 AC lot

    Three living areas include a vacant ground-floor residence and two upstairs apartments.

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    Triplex with Gated Backyard
    Triplex with Gated Backyard

    985 39 Street, Oakland, CA 94608

    $925,000
    2,179 sqft

    Fully rented residential income property with a front house and two rear units.

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    Triplex with Assigned Parking
    Triplex with Assigned Parking

    21585 Montgomery St, Hayward, CA 94541

    $1,349,888
    2,483 sqft 0.14 AC lot

    Each residence includes appliances, storage, and off-street parking.

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    Triplex With Private Entrances
    Triplex With Private Entrances

    3309 64Th Ave, Oakland, CA 94605

    $599,888
    1,639 sqft 0.08 AC lot

    Three separate units are served by private entrances.

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    Triplex with Four-Bedroom Residence
    Triplex with Four-Bedroom Residence

    553 Glenview Ave., Oakland, CA 94610

    $1,399,000
    3,530 sqft

    Three units combine a four-bedroom main home with two one-bedroom apartments, each with a garage.

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    Triplex with Ground-Level Storefront
    Triplex with Ground-Level Storefront

    2150 35Th Ave, Oakland, CA 94601

    $475,000
    1,795 sqft 0.06 AC lot

    Mixed-use configuration includes two updated residences and flexible commercial space.

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    North Berkeley Triplex with Garden
    North Berkeley Triplex with Garden

    1571 Scenic Ave, Berkeley, CA 94708

    $1,250,000
    2,457 sqft 0.14 AC lot

    Three separate residences include a vacant upper home and two one-bedroom apartments with current rental income.

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    Occupied Triplex with Established Tenancy
    Occupied Triplex with Established Tenancy

    24024 Park St, Hayward, CA 94541

    $1,250,000
    2,484 sqft

    Three residential units currently have long-term tenants and established rental histories.

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    Victorian Triplex
    Victorian Triplex

    2244 E 20Th St, Oakland, CA 94606

    $799,888
    3,938 sqft 0.10 AC lot

    Three separate living areas, each with its own entrance, provide a flexible residential layout.

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    Triplex With Separate Entrances
    Triplex With Separate Entrances

    2714 79Th Ave, Oakland, CA 94605

    $735,000
    3,100 sqft

    Three residences offer dedicated off-street parking, with one unit also providing a private yard.

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    3-Unit Triplex with Parking
    3-Unit Triplex with Parking

    2832 Summit St, Oakland, CA 94609

    $1,395,000
    3,656 sqft 0.09 AC lot

    All three apartments are leased, and tandem off-street parking serves the property.

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    Updated Triplex
    Updated Triplex

    753 Warfield Ave, Oakland, CA 94610

    $850,000
    1,806 sqft

    Two primary apartments and an occupied basement unit provide a varied residential configuration.

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    Occupied 3-Unit Triplex
    Occupied 3-Unit Triplex

    939-941 1/2 26th Street, Oakland, CA 94607

    $895,000
    1,820 sqft

    All three residences are leased and include in-unit laundry, appliances, and outdoor space.

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    3-Unit Triplex
    3-Unit Triplex

    5441-5445 Bancroft, Oakland, CA 94601

    $1,100,000
    2,402 sqft

    The Oakland property dates to 1946 and is identified as a three-unit rental building.

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    Triplex with Three Garages
    Triplex with Three Garages

    2771 76th Avenue, Oakland, CA 94605

    $675,000
    2,256 sqft

    Tenant-occupied residential property with separate utility meters, coin-operated laundry, patios, and a fenced yard.

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    Alameda County, CA Triplexes Market Trends and Statistics

    Explore 40 triplexes for sale in Alameda County, CA, showcased through 40 active listings on our real estate platform. These investment opportunities span a total of 71,185 square feet of properties for sale, with an estimated market value of $44,488,528.

    Sale prices for three-family homes in Alameda County, CA start at $475,000, averaging $1,112,213, and reaching up to $2,300,000 — 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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    Featured Alameda County Real Estate Agencies

    Realmo connects you with licensed Alameda County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

    Intero Real Estate Services
    43225 Mission Blvd Fremont, CA 94539
    Phone: (510) 673-8473
    www.interosfeastbay.com
    The GRUBB Co., Inc.
    1960 Mountain Blvd. Oakland, CA 94611
    Phone: (510) 339-0400
    www.grubbco.com
    Highland Partners
    342 Highland Avenue Piedmont, CA 94611
    Phone: (510) 414-1250
    www.thehighlandpartners.com/
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