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    Costa Mesa, CA
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    Costa Mesa, CA Duplexes for Sale

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    Two-Unit Duplex with Private Yard
    Updated: Sep 22
    Two-Unit Duplex with Private Yard

    218 E 16th E, Costa Mesa, CA 92627

    $2,150,000
    1,800 sqft 0.16 AC lot
    Two separate 900‑square‑foot units totaling 1,800 square feet
    Rear unit includes a private backyard
    One unit rented; second unit vacant
    0.16‑acre lot with garage parking
    Across from Heller Park at 218 E 16th E
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    Duplex With Private Backyard
    Updated: Sep 22
    Duplex With Private Backyard

    218 E 16th, Costa Mesa, CA 92627

    $2,150,000
    0.16 AC lot
    Two separate 900‑square‑foot units
    0.16‑acre lot with a private backyard serving the rear unit
    Front residence is rented; rear residence is vacant
    Built in 1978 with carpet and laminate flooring
    Directly across from Heller Park at 218 E 16th
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    Two-Unit Duplex with Private Patios
    Two-Unit Duplex with Private Patios

    2171 Pomona, Costa Mesa, CA 92627

    $1,349,000
    1,680 sqft 0.15 AC lot

    Each residence offers two bedrooms, a bonus room, and separate outdoor living space.

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    See hot listings in Costa Mesa

    Scored against comparables nationwide. These are worth a look.

    Scored against comparables nationwide. These are worth a look.

    Cap Rate available after sign in
    Est. NOI available after sign in
    Local Demand available after sign in
    Townhome-Style Duplex
    Townhome-Style Duplex

    181 Cecil Place, Costa Mesa, CA 92627

    $2,350,000
    3,266 sqft

    Two attached residences offer private patios, laundry hookups, and direct-access garages for practical everyday functionality.

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    2-Unit Duplex with Private Patios
    2-Unit Duplex with Private Patios

    2171 Pomona, Costa Mesa, CA 92627

    $1,349,000
    0.15 AC lot

    Two-bedroom units include bonus rooms, practical kitchens, and separate outdoor areas.

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    Side-by-Side Duplexes Near Heller Park
    Side-by-Side Duplexes Near Heller Park

    226 Knox, Costa Mesa, CA 92627

    $2,000,000
    3,254 sqft

    Two adjacent duplexes provide four residential units, private outdoor areas, garage parking, and individual laundry hookups.

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    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Side-by-Side Duplex Portfolio
    Side-by-Side Duplex Portfolio

    220 Knox, Costa Mesa, CA 92627

    $2,000,000
    3,254 sqft

    Two connected duplexes combine residential income units with private outdoor space, garages, and individual laundry hookups.

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    Costa Mesa Duplex Opportunity
    Costa Mesa Duplex Opportunity

    2171 Pomona Avenue, Costa Mesa, CA 92627

    $1,349,000
    1,680 sqft 0.15 AC lot

    Duplex in Westside Costa Mesa with strong rental potential.

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    Single-Story Duplex with Garage
    Single-Story Duplex with Garage

    Costa Mesa, CA 92627

    $691,000

    Two attached residences provide matching two-bedroom layouts, private outdoor areas, and laundry hookups in each unit.

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    Remodeled Duplex with Vacant Units
    Remodeled Duplex with Vacant Units

    726 Weelo Dr, Costa Mesa, CA 92627

    $1,499,500

    Both residences include indoor laundry, private garages, and room-by-room mini-split heating and cooling.

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    Duplex with Private Backyard
    Duplex with Private Backyard

    218 E 16th, Costa Mesa, CA 92627

    $2,150,000

    One residence is occupied, while the other is vacant and available for rent.

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    Duplex with Freestanding ADU
    Duplex with Freestanding ADU

    1822 Pomona, Costa Mesa, CA 92627

    $2,200,000

    Rear residence offers modern finishes, private outdoor space, and a separate gated driveway.

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

    1578 San Bernardino, Costa Mesa, CA 92627

    $3,399,999

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

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    Side-by-Side Quadplex with Garages
    Side-by-Side Quadplex with Garages

    220 Knox Place, Costa Mesa, CA 92627

    $4,000,000

    The two-building layout includes individual laundry hookups, private rear yards, and shared garage access.

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    Based on your search, we've compiled 18 Potential Opportunities for your consideration. Besides 14 Active listings in Costa Mesa, 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.

    Modern Coastal Duplex
    Modern Coastal Duplex

    506 Clubhouse Avenue, Newport Beach, CA 92663

    $7,625,000
    4,760 sqft

    Newly constructed two-residence property with rooftop decks, private garages, and flexible owner-user or rental configurations.

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    Duplex with Rooftop Decks
    Duplex with Rooftop Decks

    506 Clubhouse Avenue, Newport Beach, CA 92663

    $7,625,000
    4,760 sqft

    Two residences offer separate access, private laundry, and a tandem garage for each unit.

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    Remodeled Beachside Duplex
    Remodeled Beachside Duplex

    5119 River Avenue, Newport Beach, CA 92663

    $3,200,000
    2,934 sqft 0.06 AC lot

    Two updated units offer flexible occupancy, rental use, and convenient parking near the ocean.

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    Beach Proximity Duplex Opportunity
    Beach Proximity Duplex Opportunity

    5119 River Avenue, Newport Beach, CA 92663

    $4,500,000

    Duplex near the beach with income potential and remodeled units.

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    Costa Mesa, CA Duplexes Market Trends and Statistics

    Explore 14 duplexes for sale in Costa Mesa, CA, showcased through 14 active listings on our real estate platform. These investment opportunities span a total of 14,934 square feet of properties for sale, with an estimated market value of $28,637,499.

    Sale prices for duplexes in Costa Mesa, CA start at $691,000, averaging $2,045,535, and reaching up to $4,000,000 — 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

    Quadplexes 20
    Duplexes 14
    Triplexes 4
    Apartment buildings 3
    Mobile home & RV parks 2

    Demographics Overview

    Population 111K
    Population Growth (5Y) -1.9%
    Median Household Income $110,757
    College Educated 37.8%

    High-Yield Neighborhoods for Investment

    Identify Costa Mesa submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    92627 $2.1M

    Taxes & Financing

    Tax Rate (average for all types) 1.11%
    Property Tax per SF $12.00 per SF
    Tax Rate vs County Average 0.05 pp above county avg
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in Orange County

    New Delisted

    Total CRE Inventory on Market (SF)

    Property Size Breakdown

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

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