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Illinois

Multifamily

St Clair County, IL Multifamily Properties for Sale

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56 properties

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Two-Building Quadplex Property

Updated: Aug 19

Two-Building Quadplex Property

2516 & 2520 Eastview, Belleville, IL 62221

$665,000

7,280 sqft 27,030.00 AC lot

Eight units across two brick buildings; total building area is 7,280 square feet
All 8 units leased; property is 100% occupied
Each unit has 2 bedrooms, 1.5 baths, and a private patio
Roofs, gutters, fascia, and soffits replaced in 2021
Several units have been remodeled; some patios have newer privacy fencing

Duplex with Finished Basements

Updated: Aug 15

Duplex with Finished Basements

O Fallon, IL 62269

$675,000

2,142 sqft 0.67 AC lot

Two‑unit duplex with 2 bedrooms and 3 bathrooms on each side
Left side: ~1,375 sq ft with ~500 sq ft garage; right side: 1,420 sq ft with ~490 sq ft garage
Each unit includes approximately 725 sq ft of partially finished basement space
0.67‑acre property at 106 S Lawn Avenue, O'Fallon, IL 62269
Covered composite decks overlook a deep backyard

Triplex with Flexible Unit Mix

Triplex with Flexible Unit Mix

62 Pine Trail, Fairview Heights, IL 62208

$195,000

2,352 sqft 0.28 AC lot

Three separate residences include a vacant apartment and in-unit laundry hookups.

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Updated 8-Unit Apartment Building

Updated 8-Unit Apartment Building

961 Belle Valley Dr, Belleville, IL 62220

$594,000

6,896 sqft

All units are rented, with improvements to kitchens, bathrooms, and select interior finishes.

Two-Unit Duplex with Off-Street Parking

Two-Unit Duplex with Off-Street Parking

517 Mascoutah Avenue, Belleville, IL 62220

$129,900

1,813 sqft 0.39 AC lot

Two residences offer central air, deck space, and public water service on a 0.39-acre parcel.

Brick Duplex with Carports

Brick Duplex with Carports

112 Kingsway Drive, Belleville, IL 62226

$174,500

2,032 sqft 0.21 AC lot

Two ranch-style units each include two bedrooms, one bathroom, and a dedicated carport.

Triplex with Covered Porches

Triplex with Covered Porches

222 S Jackson Street, Belleville, IL 62220

$189,900

1,979 sqft 0.17 AC lot

Three-unit residential income property with a duplex and separate ranch-style residence, each offering two bedrooms and one full bath.

6-Unit Brick Apartment Building

6-Unit Brick Apartment Building

109 Jerome Ln, Cahokia, IL 62206

$280,000

3,432 sqft

Individual one-bedroom layouts include combined kitchen and dining areas, full bathrooms, and radiant floor heat.

Brick Duplex with Detached Garage

Brick Duplex with Detached Garage

609 E C Street, Belleville, IL 62220

$243,000

1,410 sqft 0.16 AC lot

Two residential units feature private basements, laundry hookups, updated countertops, and rear parking with alley access.

8-Unit Updated Apartment Building

8-Unit Updated Apartment Building

961 Belle Valley Drive, Belleville, IL 62220

$594,000

6,896 sqft 0.44 AC lot

Eight two-bedroom residences offer consistent layouts, with select interior improvements across the property.

Cottage-Style Duplex

Cottage-Style Duplex

1214 Lebanon Ave, Belleville, IL 62221

$130,000

1,672 sqft

Two one-bedroom units with off-street parking; one unit is currently rented.

Four-Unit Mixed-Use Property

Four-Unit Mixed-Use Property

108-110 E Main Street, Mascoutah, IL 62258

$390,000

3,838 sqft 0.07 AC lot

Downtown building combines commercial storefronts with residential apartments and an unfinished upstairs unit.

Six-Unit Brick Apartment Building

Six-Unit Brick Apartment Building

109 Jerome Lane, Cahokia, IL 62206

$280,000

3,432 sqft 0.24 AC lot

Solid masonry construction with one-bedroom layouts, radiant heat, window cooling, and a newly installed resident deck.

2-Unit Duplex with Carports

2-Unit Duplex with Carports

9 Concord Dr, Millstadt, IL 62260

$210,000

1,920 sqft

Both residences have laundry hookups, covered parking, and dedicated storage areas.

Updated 6-Unit Apartment Building

Updated 6-Unit Apartment Building

971 Belle Valley Drive, Belleville, IL 62220

$432,000

5,058 sqft 0.29 AC lot

Two-bedroom apartments with refreshed interiors, on-site parking, and individually serviced cooling systems.

Two-Home Multifamily Property

Two-Home Multifamily Property

443 Chaudet Avenue, East St Louis, IL 62206

$45,000

1,690 sqft 0.30 AC lot

Separate dwellings on one parcel offer flexible residential income or multi-generational living arrangements after renovation.

Three-Unit Multifamily Property

Three-Unit Multifamily Property

25 Blackburn Manor, Millstadt, IL 62260

$350,000

1,256 sqft

Income-producing residential property offered as-is in Millstadt with access to surrounding areas.

Two-Unit Duplex with C-2 Zoning

Two-Unit Duplex with C-2 Zoning

1610 W Main Street, Belleville, IL 62220

$77,000

1,232 sqft 0.06 AC lot

The front one-bedroom residence has C-2 zoning, alongside a two-bedroom unit arranged across two levels.

Rehabilitated Duplex with Garage

Rehabilitated Duplex with Garage

314 W H St, Belleville, IL 62226

$144,000

2,610 sqft

Two-unit property with varied bedroom layouts and rehabilitation completed in 2022.

Updated Duplex with Private Yard

Updated Duplex with Private Yard

619 E McKinley Street, Belleville, IL 62220

$129,900

2,344 sqft 0.20 AC lot

Two-unit property with refreshed finishes, separate living spaces, and a private backyard in Belleville.

Two-Unit Duplex with Basement Storage

Two-Unit Duplex with Basement Storage

124 N Virginia Ave, Belleville, IL 62220

$160,000

1,120 sqft

Both residences include upper-level bedrooms and a main-floor half bath.

8-Unit Apartment Building

8-Unit Apartment Building

7346 State Rte. 15, Saint Libory, IL 62282

$540,000

0.68 AC lot

Eight occupied apartments include one- and two-bedroom layouts with month-to-month leases.

4-Unit Mixed-Use Property

4-Unit Mixed-Use Property

108-110 E Main St, Mascoutah, IL 62258

$390,000

3,838 sqft

Downtown building combines leased commercial and residential space with a vacant apartment.

Updated Three-Unit Triplex

Updated Three-Unit Triplex

506 N 17th Street, Belleville, IL 62226

$149,900

1,865 sqft 0.27 AC lot

Separate electrical metering and refreshed interiors support practical multifamily operations.

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St Clair County, IL Multifamily Properties Market Trends and Statistics

Explore 72 multifamily properties for sale in St Clair County, IL, showcased through 56 active listings on our real estate platform. These investment opportunities span a total of 128,729 square feet of properties for sale, with an estimated market value of $15,415,400.

Sale prices for multifamily properties in St Clair County, IL start at $39,900, averaging $327,987, and reaching up to $1,800,000 — 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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Featured St. Clair County Real Estate Agencies

Realmo connects you with licensed St. Clair County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

Strano & Associates

1910 Carlyle Avenue Belleville, IL 62221

Phone: 16182577690

www.strano.com

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