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    Onslow County, NC Duplexes for Sale

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    Found 22 duplexes for sale in Onslow County, NC, averaging $232/sq ft. Use valuation data to compare deals faster.
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    Tenant-Occupied Duplex
    Updated: Jun 30
    Tenant-Occupied Duplex

    2258-2260 Onslow Drive, Jacksonville, NC 28540

    $237,000
    1,553 sqft 0.32 AC lot
    Two‑unit duplex totaling 1,553 square feet on 0.316 acres
    Unit 2260: 600 sq. ft., 1 bedroom, 1 bathroom, kitchen, living room, and laundry area
    Unit 2258: 953 sq ft, 3 bedrooms, 1 bathroom, kitchen, living room, and dining area
    Zoned R; built in 1953
    Near Camp Lejeune, shopping, restaurants, community college, and public transportation
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    Two-Unit Duplex with Garages
    Updated: May 18
    Two-Unit Duplex with Garages

    711 Tallman Circle, Midway Park, NC 28544

    $499,000
    2,324 sqft 0.25 AC lot
    Two‑unit duplex completed in 2025
    2324 square feet on 0.25 acres
    Each unit has 2 bedrooms and 3.5 bathrooms
    First‑floor bonus room and private 1‑car garage per unit
    RM‑5 zoning in Midway Park
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    Tenant-Occupied Duplex
    Tenant-Occupied Duplex

    500-502 Williams Street, Jacksonville, NC 28540

    $249,000
    1,500 sqft 0.31 AC lot

    Two-bedroom units offer individual baths, laundry hookups, and off-street parking near Jacksonville amenities.

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    See what stands out in Onslow County

    We check every for-sale listing in the county against comparable properties across the country. Most price about where you would expect. A few are worth a second look.

    We check every listing here. A few are worth a second look.

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    Ocean-View Duplexes with Decks
    Ocean-View Duplexes with Decks

    90039005 9003-9005 E 9th St, Surf City, NC 28445

    $765,000
    1,344 sqft

    Two adjoining units provide flexible layouts near direct beach access, with separate deeds and no HOA.

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    Water-View Duplex with Balconies
    Water-View Duplex with Balconies

    111 Phil Harris Lane, North Topsail Beach, NC 28460

    $710,000
    1,632 sqft 0.46 AC lot

    Two residences share open kitchens, scenic living areas, covered parking, and a side-mounted cargo lift.

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

    231 Barbara Avenue, Midway Park, NC 28544

    $499,000
    3,264 sqft 0.28 AC lot

    Under-construction duplex with flexible bonus rooms, public water, septic service, and R-8M zoning in Midway Park.

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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-Unit Duplex Property
    Two-Unit Duplex Property

    215/217 Lloyd Street, Holly Ridge, NC 28445

    $399,995
    2,400 sqft 0.48 AC lot

    Occupied duplex with long-term tenants, outdoor space, and convenient access to Hwy 17 in Holly Ridge.

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    Tenant-Occupied Duplex
    Tenant-Occupied Duplex

    22582260 2258-2260 Onslow Dr, Jacksonville, NC 28540

    $237,000
    1,553 sqft

    Both residential units are currently occupied by tenants and positioned near Camp Lejeune and public transportation.

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    New Construction Duplex
    New Construction Duplex

    149 Sandy Drive, Jacksonville, NC 28546

    $365,500
    1,900 sqft 0.49 AC lot

    New construction offers separately metered units, covered porches, and access to schools and commercial centers.

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    Ocean-View Duplexes
    Ocean-View Duplexes

    9003-9005 E 9th Street, Surf City, NC 28445

    $765,000
    1,344 sqft 0.20 AC lot

    Two separately deeded adjoining units include loft space, decks, and off-street parking.

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    Occupied Duplex with Fenced Yard
    Occupied Duplex with Fenced Yard

    215217 215/217 Lloyd St, Holly Ridge, NC 28445

    $399,995
    2,400 sqft

    Two-unit residential property with established occupants and a partial private fenced yard.

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    Duplex with Private Entrances
    Duplex with Private Entrances

    304 Starling Street, Jacksonville, NC 28540

    $250,000
    1,637 sqft 0.39 AC lot

    Both residences are offered together, with separate access and layouts suited to long-term rental use.

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    Two-Unit Duplex with Covered Porches
    Two-Unit Duplex with Covered Porches

    637 Walnut Drive, Jacksonville, NC 28540

    $319,000
    1,654 sqft 0.24 AC lot

    Matching units include separate entrances and a covered porch.

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    New Construction Duplex
    New Construction Duplex

    149 Sandy Dr, Jacksonville, NC 28546

    $365,500
    1,900 sqft

    Two separately metered residences each include two bedrooms, two bathrooms, and a covered porch.

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    Renovated Duplex Property
    Renovated Duplex Property

    520-522 Williams Street, Jacksonville, NC 28540

    $249,000
    1,500 sqft 0.23 AC lot

    RMF-LD-zoned property with two residential units, off-street parking, and central air conditioning.

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    Furnished Coastal Duplex
    Furnished Coastal Duplex

    876-878 Villas Drive, North Topsail Beach, NC 28460

    $2,150,000
    5,400 sqft 0.27 AC lot

    Second-row duplex with ocean and sound views, furnished interiors, elevator access, and proximity to public beach access.

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    Tenant-Occupied Duplex
    Tenant-Occupied Duplex

    2258-2260 Onslow Dr, Jacksonville, NC 28540

    $237,000
    1,553 sqft

    Two residential units are currently occupied by tenants.

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    Duplex with Bonus Rooms
    Duplex with Bonus Rooms

    711 Tallman Cir, Midway Park, NC 28544

    $499,000
    2,208 sqft

    Each residence includes a flexible bonus room and private garage for added everyday functionality.

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    Tenant-Occupied Duplex
    Tenant-Occupied Duplex

    500-502 Williams St, Jacksonville, NC 28540

    $249,000
    1,500 sqft

    Two-unit residential property with one recently updated unit and an additional unit offering renovation potential.

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    Duplex with Fenced Yard
    Duplex with Fenced Yard

    215/217 Lloyd St, Holly Ridge, NC 28445

    $399,995
    2,400 sqft

    Fully occupied duplex with two residential units and a partial private fenced outdoor area.

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    New Construction Duplex
    New Construction Duplex

    637 Walnut Dr Unit A & B, Jacksonville, NC 28540

    $319,000
    1,654 sqft

    Matching units offer private access and a covered front porch for each residence.

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    Renovated Duplex with Two Units
    Renovated Duplex with Two Units

    520-522 Williams St, Jacksonville, NC 28540

    $249,000
    1,500 sqft

    Two updated two-bedroom units offer a practical duplex configuration near shopping, dining, and major commuter routes.

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    Based on your search, we've compiled Potential Opportunities for your consideration. Besides 22 Active Listings in Onslow County, NC

    Onslow County, NC Duplexes Market Trends and Statistics

    Explore 22 duplexes for sale in Onslow County, NC, showcased through 22 active listings on our real estate platform. These investment opportunities span a total of 44,120 square feet of properties for sale, with an estimated market value of $10,412,985.

    Sale prices for duplexes in Onslow County, NC start at $237,000, averaging $473,317, and reaching up to $2,150,000 — 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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