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    Orange County, CA Duplexes for Sale

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    Three-Story Duplex with Separate Studio
    Three-Story Duplex with Separate Studio

    23-17200 Newhope St, Fountain Valley, CA 92703

    $745,000

    Flexible duplex configuration in a gated community with pools, spas, parking, and shared recreational amenities.

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    Remodeled Oceanfront Duplex
    Remodeled Oceanfront Duplex

    2212 W Oceanfront, Newport Beach, CA 92663

    $5,795,000

    Two residential units offer separate kitchens, balconies, garages, laundry, and storage.

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    Duplex with Two Balconies
    Duplex with Two Balconies

    Newport Beach, CA 92663

    $2,799,950

    Two residential units provide separate living areas, kitchens, laundry spaces, and dedicated parking.

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    Detached Duplex with EV Garage
    Detached Duplex with EV Garage

    382 Thalia, Laguna Beach, CA 92651

    $2,950,000

    Two single-level residences share one R-2-zoned lot with separate electric meters.

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    Ocean-View Duplex
    Ocean-View Duplex

    1441 Vista del Valle Way, La Habra Heights, CA 90631

    $1,495,000

    Each residence has separate utilities, its own mailing address, and a two-car garage.

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    Duplex with Ocean-View Patio
    Duplex with Ocean-View Patio

    Dana Point, CA 92629

    $1,704,000

    Two residential units provide private outdoor space, garage parking, and proximity to the beach, shopping, dining, schools, and Dana Point Harbor.

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    Duplexes with Private Pool
    Duplexes with Private Pool

    626 N Grand, Santa Ana, CA 92701

    $1,200,000

    Two residential units include a private pool, solar panels, and dedicated parking.

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    Ocean-View Remodeled Duplex
    Ocean-View Remodeled Duplex

    32082 Coast Hwy, Laguna Beach, CA 92651

    $2,750,000

    Two separate living spaces support multigenerational living or rental use in a remodeled coastal residence.

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    Two-Unit Duplex Property
    Two-Unit Duplex Property

    1607 N Neptune, Wilmington, CA 90744

    $590,000
    0.15 AC lot

    Two one-bedroom, one-bath residences occupy a 0.1527-acre parcel with public water and sewer service.

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    2-Unit Duplex with Garages
    2-Unit Duplex with Garages

    26905 Avenida Las Palmas, Dana Point, CA 92624

    $1,350,000

    Both residences are tenant-occupied, and each has a private garage.

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    Duplex Near Beach Amenities
    Duplex Near Beach Amenities

    3510 Lake, Newport Beach, CA 92663

    $3,200,000

    Rebuilt duplex offers two homes with private entrances, balconies, and parking/garage for both units.

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    Two-Unit Duplex with Garages
    Two-Unit Duplex with Garages

    932 N Harbor, Anaheim, CA 92805

    $740,000

    Each unit provides one bedroom and one bathroom, with shared laundry facilities on the property.

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    Beach Proximity Duplex Opportunity
    Beach Proximity Duplex Opportunity

    5119 River Avenue, Newport Beach, CA 92663

    $3,200,000

    Duplex near the beach with income potential and remodeled units.

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    Duplex with Ocean Views
    Duplex with Ocean Views

    126 45th Street, Newport Beach, CA 92663

    $4,195,000

    Two furnished residences offer a five-bedroom configuration, beach views, and outdoor living areas.

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    Duplex with Front and Rear Living Areas
    Duplex with Front and Rear Living Areas

    Corona Del Mar, CA 92625

    $3,470,000

    Front and rear living areas create a flexible residential layout near shopping, dining, parks, and coastal recreation.

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    Duplex
    Duplex

    214 Dahlia, Corona Del Mar, CA 92625

    $4,995,000

    Residential land & home lots

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    Corner-Lot Duplex with New ADU
    Corner-Lot Duplex with New ADU

    La Habra, CA 90631

    $750,000

    Two-bedroom main home paired with a one-bedroom ADU creates a flexible multi-unit configuration.

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    Duplex with Interior Courtyard
    Duplex with Interior Courtyard

    122 Crystal, Newport Beach, CA 92662

    $3,875,000

    A separate studio apartment above the garage adds flexibility alongside the main residence.

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    Two-Unit Duplex
    Two-Unit Duplex

    3607 W Park Central Ave, Orange, CA 92868

    $1,325,000

    Both residences include laundry connections and a primary suite with an en-suite bath.

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    Duplex
    Duplex

    310 Fernleaf, Corona Del Mar, CA 92625

    $4,500,000

    Duplexes

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    Duplex With Ocean View
    Duplex With Ocean View

    4802 Neptune Ave, Newport Beach, CA 92663

    $4,050,000

    Coastal duplex with separate upper and lower living areas, an attached garage, and access to nearby dining, shops, and harbor amenities.

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    R-3 Duplex with Month-to-Month Tenancy
    R-3 Duplex with Month-to-Month Tenancy

    913 W Bishop Street, Santa Ana, CA 92703

    $1,049,000
    0.17 AC lot

    Residential duplex on a 0.17-acre parcel with R-3 zoning and month-to-month tenancy.

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    Remodeled Detached Duplex with Ocean Views
    Remodeled Detached Duplex with Ocean Views

    264 266 San Joaquin, Laguna Beach, CA 92651

    $3,825,000

    Detached duplex with two separately metered residences, central heating and A/C, and panoramic ocean views.

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    Rebuilt Legal Duplex with Attached ADU
    Rebuilt Legal Duplex with Attached ADU

    1578 San Bernardino, Costa Mesa, CA 92627

    $3,299,999

    Legal duplex rebuilt with an attached ADU, plus private lap pool and spa, built in 2004 and updated in 2025.

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