Sign Up Successful!
You now have access to more from Realmo!
    For Sale
    • For Sale
    • For Lease
    • Recently Sold
    • Property Lookup
    • Brokers
    Residential Income
    1
    • Retail
    • Office
    • Residential Income
    • Restaurants
    • Industrial
    • Mixed-Use
    • Hospitality
    • Health Care
    • Sports & Entertainment
    • Land
    • Agricultural
    • Specialty
    Price
    Price range
    $
    $
    Size
    Property size / sq.ft.
    AI Search
    List
    Map

    St Louis County, MO Duplexes for Sale

    115 results
    Notify Me
    New
    Historic Two-Story Home with Guest House
    $409,000
    Pending

    Historic Two-Story Home with Guest House

    6707 Minnesota Ave St, Louis, MO 63111

    Historic building converted to a spacious home with a guest house.

    • Separate guest house with its own address provides immediate rental income potential.
    • Climate‑controlled, oversized detached garage (nearly 1,000 sq ft) with bathroom, 12' ceilings, 2+ car capacity, and separate 200‑amp electrical service, currently licensed for a home‑based business.
    • Extensive renovation includes new windows, four HVAC systems, plumbing, electrical, and roof, eliminating common issues in historic homes.
    • Blend of historic charm (period‑correct cornice, exposed brick, original staircase, marble fireplace) with modern conveniences (well‑lit kitchen, walk‑in shower, ample closet space, upstairs laundry).
    • Double parking pad provides convenient off‑street parking for residents and guests.
    Last Update: Dec 14
    View details
    New
    Updated Two-Family in South City
    $285,000
    2,408 SF

    Updated Two-Family in South City

    4438 Grace St, Louis, MO 63116

    Turnkey two-family property near Downtown St. Louis.

    • Fully updated 2‑family property, turnkey and ready to rent or occupy
    • Each unit features 2 bedrooms and 2 full bathrooms with stylish new ensuite additions
    • Newer roof (2019) and updated systems throughout
    • Detached two‑car garage
    • Convenient South City location, minutes from Downtown St. Louis, restaurants, entertainment, and major highways
    Last Update: Dec 13
    View details
    New
    University City Duplex with Updates
    $350,000
    2,340 SF

    University City Duplex with Updates

    Move-in ready duplex near Heman Park with updated kitchens.
    7037 Dartmouth Ave, Saint Louis, MO 63130
    View details
    New
    St Louis Multifamily Income Property
    $150,000
    2,322 SF

    St Louis Multifamily Income Property

    Two-unit residential income property in the Mount Pleasant neighborhood.
    4456 Pennsylvania Ave St, Louis, MO 63111
    View details
    New
    Stately Brick Duplex Near SLU
    $195,000
    2,156 SF

    Stately Brick Duplex Near SLU

    All-brick duplex near SLU with original wood floors.
    3667 Blaine Ave St, Louis, MO 63110
    View details
    New
    St Louis Investment Opportunity
    $424,900
    2,940 SF

    St Louis Investment Opportunity

    Spacious property in Holly Hills with historic charm and modern updates.
    3954 Fillmore St St, Louis, MO 63116
    View details
    New
    St. Louis Two-Family Investment Property
    $169,900
    1,422 SF

    St. Louis Two-Family Investment Property

    Two-family property with immediate income potential in St. Louis.
    3726 Iowa Ave St, Louis, MO 63118
    View details
    New
    St Louis Fixer-Upper Opportunity
    Contact for pricing
    2,028 SF

    St Louis Fixer-Upper Opportunity

    Multi-unit property in St Louis, MO, ideal for renovation.
    3068 Marcus Ave St, Louis, MO 63115
    View details
    New
    Soulard Two-Family Flat Investment
    $249,900
    2,060 SF

    Soulard Two-Family Flat Investment

    Two-family flat in Soulard near amenities and parade route.
    805 Russell Blvd St, Louis, MO 63104
    View details
    New
    St Louis Duplex For Sale
    Contact for pricing
    2,228 SF

    St Louis Duplex For Sale

    Brick duplex in need of repair, sold as-is.
    5723 Labadie Ave St, Louis, MO 63120
    View details
    New
    St Louis Income Property
    $274,900
    2,280 SF

    St Louis Income Property

    Residential income property for sale in St Louis, Missouri.
    4849 Hamburg Ave St, Louis, MO 63123
    View details
    New
    Updated Duplex with Income Potential
    $250,000
    2,496 SF

    Updated Duplex with Income Potential

    Updated duplex featuring two spacious units and immediate cash flow.
    5401 Idaho Ave St, Louis, MO 63111
    View details
    New
    Wellston Duplex with Rental Potential
    $52,900
    1,480 SF

    Wellston Duplex with Rental Potential

    Duplex in Wellston, Missouri, offering investment or owner-occupancy opportunities.
    1820 James A Harvey Ln, Saint Louis, MO 63133
    View details
    New
    Skinker-DeBaliviere Duplex with Garage
    $459,000
    2,842 SF

    Skinker-DeBaliviere Duplex with Garage

    Classic duplex near Forest Park and Washington University.
    6039 Pershing Ave St, Louis, MO 63112
    View details
    New
    Updated Two-Family Flat in Dutchtown
    $210,000
    2,714 SF

    Updated Two-Family Flat in Dutchtown

    Updated two-family flat, ideal for investors or owner-occupants.
    3511 Alberta St St, Louis, MO 63118
    View details
    New
    Spacious Duplex Opportunity in St. Louis
    $72,900
    Pending

    Spacious Duplex Opportunity in St. Louis

    Two units, each with 4 beds and 2 baths.
    4027 Palm St St, Louis, MO 63107
    View details
    New
    St Louis Duplex Opportunity
    $35,000
    2,146 SF

    St Louis Duplex Opportunity

    Two-unit property in need of renovation after fire damage.
    4029 Nebraska Ave St, Louis, MO 63118
    View details
    New
    St Louis Income Property
    Contact for pricing
    2,350 SF

    St Louis Income Property

    Two-family property near Central West End, sold as-is.
    748 N Euclid Ave St, Louis, MO 63108
    View details
    New
    Turnkey Duplex in St. Louis
    $60,000
    1,936 SF

    Turnkey Duplex in St. Louis

    Income-producing duplex with two units, each featuring 2 bedrooms.
    4023 Kennerly Ave St, Louis, MO 63113
    View details
    New
    Benton Park West Duplex
    $175,000
    1,970 SF

    Benton Park West Duplex

    Duplex in the heart of Benton Park West.
    2720 Texas Ave St, Louis, MO 63118
    View details
    New
    Soulard Duplex: Investor or Owner
    $499,900
    1,953 SF

    Soulard Duplex: Investor or Owner

    Well-maintained duplex in desirable Soulard, perfect for investors or owners.
    2350-2352 S 10Th St, Louis, MO 63104
    View details
    New
    St. Louis Income-Producing Duplex
    $68,000
    1,936 SF

    St. Louis Income-Producing Duplex

    Turnkey duplex in St. Louis with immediate cash flow.
    4036 Kennerly Ave St, Louis, MO 63113
    View details
    New
    Northampton Duplex Awaiting Renovation
    $175,000
    Pending

    Northampton Duplex Awaiting Renovation

    Duplex in sought-after Northampton neighborhood with renovation potential.
    4979 Chippewa St St, Louis, MO 63109
    View details
    New
    Turnkey Duplex Near Tower Grove
    $320,000
    1,800 SF

    Turnkey Duplex Near Tower Grove

    Renovated duplex near Tower Grove Park, ideal for investors.
    4271 Botanical Ave St, Louis, MO 63110
    View details

    St Louis County, MO Duplexes Investment Opportunities Market Analysis

    Explore 114 duplexes for sale in St Louis County, MO, showcased through 115 active listings on our real estate platform. These investment opportunities span a total of 445,850 square feet of properties for sale, with an estimated market value of $21,174,349.

    Prices for duplexes in St Louis County, MO start at $30,000, averaging $209,647, and reaching up to $975,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you have the most current data.

    List
    Map

    Duplexes by market

    Browse Duplexes for Sale Near St Louis, MO

    Select Neighborhood

    Google sign-in failed. Please try again or use another login method.
    Create New Password
    • At least 8 characters
    • Contains both letters and numbers
    • Contains uppercase and lowercase letters
    • At most 32 characters
    • Password required
    • Password reset link has expired. Please request a new one.