St Louis County, MO Quadplexes for Sale

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Kansas City, MO Saint Louis, MO Louis, MO Springfield, MO Joplin, MO Branson, MO Independence, MO West Plains, MO

132 properties

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Updated: Sep 11

Renovated Four-Unit Quadplex

2 Bruce Drive, Florissant, MO 63031

$375,000

5,280 sqft 0.16 AC lot

Four two‑bedroom units with consistent layouts and finishes
Renovated interiors, HVAC, plumbing, electrical systems, and common areas
Brick construction with pitched roof, forced‑air heat, and central air
Basement washer and dryer hookups in the building
Part of a 44‑unit, seven‑building apartment complex on a shared cul‑de‑sac

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Updated: Aug 21

Updated Four-Unit Brick Property

2301 S 11th Street, St, Louis, MO 63104

$530,000

3,600 sqft 0.04 AC lot

Four‑unit quadplex with two 1‑bedroom and two 2‑bedroom apartments
All 4 units occupied with long‑term leases in place
3,600 square feet on a 0.0365‑acre lot
Brick construction; built in 1888
Rear courtyard and exterior stairwell to upper units

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Quadplex With Four-Car Garage

7221 Balson Avenue, University City, MO 63130

$599,900

4,256 sqft 0.14 AC lot

Four residential units offer two-bedroom layouts, private laundry hookups, basement storage, and updated building systems.

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See what stands out in St. Louis 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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Occupied Quadplex with Private Parking

4322 Mcree Ave, Saint Louis, MO 63110

$595,000

4,148 sqft

Four two-bedroom residences offer in-unit laundry, basement storage, and rear parking for tenants.

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Brick Quadplex with Hardwood Floors

4740 - 4742 S Broadway, St, Louis, MO 63111

$179,900

3,922 sqft 0.19 AC lot

Four townhouse-style apartments feature private entrances, spacious interiors, and basement laundry connections.

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Brick Quadplex with Balconies

5006 - 5008 Chippewa, St, Louis, MO 63109

$325,000

2,856 sqft 0.14 AC lot

Fully occupied four-unit property with one-bedroom layouts, private baths, balconies, and shared basement storage.

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Four-Unit Quadplex with Sunroom

5026 - 5028 Chippewa, St, Louis, MO 63109

$325,000

2,856 sqft 0.14 AC lot

Fully occupied units include eat-in kitchens, appliances, and shared basement storage.

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Four-Unit Mixed-Use Property

4974 Fyler Ave, Saint Louis, MO 63139

$539,900

4,296 sqft

Two-level layout supports residential, commercial, and live/work configurations.

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Four-Unit Mixed-Use Property

4974 Fyler Avenue, St, Louis, MO 63139

$539,900

4,296 sqft 0.11 AC lot

Brick building with separate apartments, flexible main-level spaces, private laundry, and a detached garage.

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Brick Quadplex with Owner-Occupant Option

3004-3006 Henrietta Street, St, Louis, MO 63104

$525,000

4,950 sqft 0.13 AC lot

Four apartment units feature spacious layouts, updated bathrooms, central HVAC, and one first-floor unit available for owner occupancy.

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Updated Quadplex with Hardwood Floors

4975 Arsenal St, Saint Louis, MO 63139

$595,000

4,730 sqft

Four one-bedroom apartments feature refreshed kitchens, upper-level bonus rooms, and recent improvements to major building systems.

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Furnished 4-Unit Residential Property

922 Allen Avenue, St, Louis, MO 63104

$840,000

7,732 sqft 0.12 AC lot

Four furnished flats offer updated interiors, private outdoor areas, laundry, parking, and basement storage.

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Renovated Brick Quadplex

1850 Russell Boulevard, St, Louis, MO 63104

$650,000

5,508 sqft 0.13 AC lot

Fully renovated four-unit property with two-bedroom and one-bedroom residences, updated interiors, and central air conditioning.

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Updated Four-Unit Apartment Building

1301 Ann Ave, Saint Louis, MO 63104

$539,000

2,674 sqft

Four apartments include first-floor flats and townhome-style upper layouts with private bedrooms and full or half baths.

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Brick Quadplex with Private Laundry

4344 McRee Avenue, St, Louis, MO 63110

$595,000

3,570 sqft 0.11 AC lot

Fully occupied four-family property with rear parking, basement storage, and a mix of one- and two-bedroom units.

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Updated Four-Unit Brick Quadplex

4731-4733 Alaska, St, Louis, MO 63111

$339,900

4,000 sqft 0.30 AC lot

Four-unit residential property with central air, fenced yards, garage parking, and a mix of updated kitchens and baths.

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Rehabbed Quadplex With Balconies

4109 Lafayette Ave, Saint Louis, MO 63110

$725,000

3,962 sqft

Four occupied units feature two bedrooms, two full bathrooms, in-unit laundry, and private outdoor space.

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Rehabilitated Quadplex

4109 Lafayette Avenue, St, Louis, MO 63110

$725,000

3,962 sqft 0.12 AC lot

Fully occupied four-unit property with private balconies, in-unit laundry, basement storage, and rear parking.

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Four-Unit Residential Income Property

2116 Portis Ave, Saint Louis, MO 63110

$520,000

3,400 sqft

Well-maintained four-unit building with central heat and cooling, laundry hook-ups, and rear tenant parking.

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Updated Four-Unit Brick Quadplex

2037 Maury Avenue, St, Louis, MO 63110

$599,900

3,500 sqft 0.12 AC lot

Fully occupied four-unit property with refreshed kitchens, baths, flooring, and lighting in a walkable St. Louis setting.

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Renovated Quadplex with Detached Garage

4958 Parker Ave, Saint Louis, MO 63139

$500,000

3,504 sqft

Four occupied apartments feature refreshed interiors, central air, and off-street parking improvements.

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Renovated Four-Unit Quadplex

4217 Blaine Avenue, St, Louis, MO 63110

$664,000

3,400 sqft 0.15 AC lot

Four updated residences feature hardwood flooring, refreshed kitchens and baths, and off-street parking.

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Updated 4-Unit Quadplex

2037 Maury Ave, Saint Louis, MO 63110

$599,900

3,500 sqft

Fully occupied building with refreshed interiors, renovated kitchens and baths, and rear off-street parking.

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Updated Four-Unit Brick Quadplex

10031 Willdan Drive, St, Louis, MO 63123

$550,000

3,456 sqft 0.17 AC lot

Four two-bedroom units provide individual layouts, lower-level laundry and storage, plus shared garage parking.

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St Louis County, MO Quadplexes Market Trends and Statistics

Explore 132 quadplexes for sale in St Louis County, MO, showcased through 132 active listings on our real estate platform. These investment opportunities span a total of 490,591 square feet of properties for sale, with an estimated market value of $49,002,699.

Sale prices for four-unit buildings in St Louis County, MO start at $40,000, averaging $385,848, and reaching up to $1,169,000 — 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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