St Clair County, IL Mixed-use Properties for Sale

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Updated: Jul 11

Four-Unit Mixed-Use Property

108-110 E Main Street, Mascoutah, IL 62258

$390,000

3,838 sqft 0.07 AC lot

Four‑unit configuration with two commercial spaces and two residential apartments
3,838 square feet on a 0.07‑acre parcel
Vacant upstairs two‑bedroom apartment identified for renovation
Two leased commercial spaces and one leased residential apartment
108‑110 E Main Street location in downtown Mascoutah

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Updated: Aug 3

Brick Church Facility with Parsonage

150 Illini Drive, Belleville, IL 62223

$219,000

2.02 AC lot

3,200 SF church building with a full 3,200 SF finished basement
Approximately 1,000 SF adjacent parsonage with an active lease tenant
Open sanctuary layout with approximately 125‑seat capacity
Five multipurpose rooms, kitchen, prep area, and serving counter in basement
2.02‑acre corner parcel with established trees and greenery buffers

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Brick Mixed-Use Building

1926 W Main Street, Belleville, IL 62226

$419,000

0.20 AC lot

Downtown corner property combines restaurant, retail, and residential income components with on-site parking.

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See what stands out in St. Clair 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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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.

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Four-Unit Downtown Mixed-Use Property

108-110 E Main Street, Mascoutah, IL 62258

$390,000

0.06 AC lot

Brick mixed-use building with leased commercial and residential space plus an unfinished upstairs apartment.

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Automotive Shop with Living Quarters

602 Spotsylvania Street, New Athens, IL 62264

$285,000

0.17 AC lot

Equipped service facility combines customer-facing shop space with residential accommodations on an established village corridor.

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Lounge and Bar Property

1513 State Street, East St Louis, IL 62205

$250,000

0.07 AC lot

Brick commercial building with lounge space, two bathrooms, an unfinished commercial kitchen, and an outdoor patio.

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Mixed Use - Millstadt, IL

105 S Jefferson St, Millstadt, IL 62260

$550,000

16,553 sqft 0.38 AC lot

Turnkey restaurant and multi-unit income property on a high-visibility corner.

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Converted Office Building with Outbuildings

8044 N Illinois St, Caseyville, IL 62232

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4,400 sqft

Two-story office building with outbuildings, ideal for contractors.

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Mixed-Use Building with Two Bars

7 S High Street, Belleville, IL 62220

$290,000

3,400 sqft

Historic commercial property with restaurant infrastructure, dual restrooms, and an outdoor patio in downtown Belleville.

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Mixed-Use Investment Property

700-700 N State St, Freeburg, IL 62243

$1,800,000

Mixed-use building with four retail/commercial spaces and eight residential units above in Freeburg, IL.

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Remodeled Office Building with Warehouse

1520 Mascoutah Ave, Belleville, IL 62220

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8,454 sqft

Remodeled office building with warehouse, ample parking, and generator.

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Fully Leased Mixed-Use Property

305 N Illinois St, Belleville, IL 62220

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Commercial, residential, and warehouse occupancies are in place across the property.

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Mixed-Use Building with Apartment

10513 Lincoln Trl, Fairview Heights, IL 62208

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4,480 sqft

Flexible office and residential configuration with parking, accessibility features, and B-3 zoning along Lincoln Trail.

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School Facility with Gymnasiums

1901 Mascoutah Ave, Belleville, IL 62220

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61,787 sqft

Large former school facility with a cafeteria, multiple gymnasiums, extensive parking, and substantial surrounding land.

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Mixed-Use Property

15 N 1st St, Belleville, IL 62220

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The property has an entrance from West Main Street and may support warehouse storage or athletic facility conversion.

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Highway 50 Development Opportunity

O Fallon, IL 62269

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1.42 AC lot

1.42 acres on Highway 50 in O'Fallon, Illinois.

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Leased Mixed-Use Office/Retail Property

O Fallon, IL 62269

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The property combines office and retail occupancy with all space currently leased.

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Corner Mixed-Use Property

O Fallon, IL 62269

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Two-level building combines professional office space with a one-bedroom apartment and dedicated rear parking.

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Mixed-Use Portfolio on Illinois 159

1604 N Illinois St, Swansea, IL 62226

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23,802 sqft 3.86 AC lot

23,802 SF mixed-use portfolio on 3.86 acres.

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Two-Story Mixed-Use Property

137 Iowa Avenue, Belleville, IL 62220

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Two adjoining buildings combine a two-story residence-style structure, office space, and customer parking.

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O'Fallon Mixed-Use Income Property

O Fallon, IL 62269

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3,036 sqft

High-traffic corner lot with multiple income streams in O'Fallon.

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Fully Leased Mixed-Use Building

102 S Main St, Smithton, IL 62285

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5,588 sqft

Fully leased mixed-use building with commercial/office/retail space and multiple residential units, with upgrades completed throughout.

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Based on your search, we've compiled Potential Opportunities for your consideration. Besides 23 Active Listings in St Clair County, IL, we suggest to view alternatives - similar 2 Off-Market properties to explore as potential leads.

Off-Market Properties in St Clair County, IL

Consider similar Off-Market properties in St Clair County, IL. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

Restaurants

230 St Louis St, Lebanon, IL 62254

Value Estimation by Request

3,344 sqft 0.04 AC lot

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St Clair County, IL Mixed-Use Properties Market Trends and Statistics

Explore 25 mixed-use properties for sale in St Clair County, IL, showcased through 23 active listings on our real estate platform. These investment opportunities span a total of 139,176 square feet of properties for sale, with an estimated market value of $4,983,000.

Sale prices for multi use buildings in St Clair County, IL start at $219,000, averaging $498,300, 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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