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Belleville, IL Office Spaces for Lease

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Multi-Suite Office and Retail Building
Updated: Jun 25
Multi-Suite Office and Retail Building

O Fallon, IL 62269

$1,765/Mo
Brick commercial property built in 2001 with forced‑air heating and central air
Multiple lease suites available at approximately 1,200 to 2,400 SF, including a double suite and a highly visible corner suite
NNN lease rates of $14.00–$15.00 per SF annually; tenants responsible for utilities
Dual front and rear entrances plus private restrooms, private offices, and reception areas in available suites
Utilities served by public water; suites have passed City of O'Fallon inspections and have current occupancy permits
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Former Dental Office with Exam Rooms
Updated: May 27
Former Dental Office with Exam Rooms

5300 West Main Street, Belleville, IL 62226

Contact for pricing
2,500 sqft
2,500 SF former dental office built in 1979, available for sale or lease
Front reception area with built‑in reception desk plus dedicated file room for efficient workflow
Six exam rooms or private offices for flexible patient‑facing or private workspace use
Back‑office support includes break room with washer/dryer hookups and a kitchenette/lab area
Located along West Main Street in West Belleville for convenient access near established commercial corridors
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Former Dental Office with Exam Rooms
Former Dental Office with Exam Rooms

5300 W Main St, Belleville, IL 62226

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2,500 sqft

Move-in-ready 2,500 sq ft former dental office with reception, six exam rooms/offices, and a kitchenette/lab area.

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Flex Space with Warehouse Shop
Flex Space with Warehouse Shop

O Fallon, IL 62269

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10,977 sqft 1.79 AC lot

B-2 General Business property combining offices, showroom space, and a warehouse-shop component with multiple overhead doors.

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Renovated Two-Story Office Building
Renovated Two-Story Office Building

1127 East B Street, Belleville, IL 62221

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11,874 sqft 1.06 AC lot

Climate-controlled workspace includes private offices, meeting space, reception, restrooms, and a lunchroom.

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Renovated Two-Story Office Building
Renovated Two-Story Office Building

1127 East B St, Belleville, IL 62220

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11,874 sqft 1.06 AC lot

Climate-controlled workspace includes private offices, meeting space, and an employee parking area.

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Professional Office Suite on Main
Professional Office Suite on Main

7200 West Main Street, Belleville, IL 62223

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1,944 sqft

Well-appointed office suite with seven private offices, conference space, and ample on-site parking on West Main Street.

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Medical Office Space with Exam Rooms
Medical Office Space with Exam Rooms

2900 Frank Scott Pkwy W, Belleville, IL 62226

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3,857 sqft

Leasable medical office with an oversized waiting room and seven exam rooms in the Copper Bend Centre office park.

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Medical or Office Suite with 9-Foot Ceilings
Medical or Office Suite with 9-Foot Ceilings

O Fallon, IL 62269

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5,776 sqft

Suite C offers a divisible 5,776 SF office/medical layout with 9-foot ceilings, private offices, and ADA-compliant restrooms.

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Office Space Near I-64
Office Space Near I-64

O Fallon, IL

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11,998 sqft 2.53 AC lot

High-end office space with excellent visibility and convenient location.

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Open-Concept Office Unit
Open-Concept Office Unit

305-309 N Illinois St, Belleville, IL 62220

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700 sqft

Office suite with private restroom and rear parking near IL-159.

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Medical Office Lease Space
Medical Office Lease Space

O Fallon, IL 62269

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Office space is available for lease near HSHS and St. Elizabeth's Hospital in O'Fallon’s medical corridor.

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Furnished Office Space in O'Fallon
Furnished Office Space in O'Fallon

620 Pierce Blvd, O Fallon, IL

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14,140 sqft 0.33 AC lot

Class A office space available for lease in O'Fallon.

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Belleville Office Space for Lease
Belleville Office Space for Lease

7650 Magna Dr, Belleville, IL

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13,144 sqft 13.93 AC lot

Professional office suites available with highway visibility and ample parking.

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Class Office Building Suites
Class Office Building Suites

7650 Magna Dr, Belleville, IL 62223

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6,500 sqft

Office suites spread across two levels, with shared amenities, a covered loading dock, and building signage with highway visibility.

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Medical-Ready Office Space
Medical-Ready Office Space

205 S ILLINOIS ST, Belleville, IL 62220

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Flexible office space well-suited for a small medical clinic, counseling service, or attorney’s office.

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Single-Tenant Office Unit
Single-Tenant Office Unit

6400 W Main St, Belleville, IL 62223

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Dedicated office space configured for one occupant at a Belleville commercial address.

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Renovated Office Building Suite
Renovated Office Building Suite

111 W Lincoln St, Belleville, IL 62220

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6,557 sqft

Renovated 6,557 SF office building includes main-level space plus a second-story area suited for offices and storage.

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Renovated Office Space Available
Renovated Office Space Available

111 W Lincoln St, Belleville, IL 62220

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6,557 sqft

Renovated 6,557 SF office space near downtown Belleville.

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Downtown Office-Retail Suites
Downtown Office-Retail Suites

23 Public Sq, Belleville, IL 62220

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3,500 sqft

Office/retail space is available on the Public Square with private on-site parking.

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Office Unit
Office Unit

6600 W Main St, Belleville, IL 62223

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Suite 5B is available for rent within a commercial office property.

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Flex Space with Interstate Access
Flex Space with Interstate Access

1550-1562 Frontage Rd, O Fallon, IL 62269

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6,500 sqft

Office and warehouse configuration with two available spaces and landlord-paid water and sewer.

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Executive Office Suite For Rent
Executive Office Suite For Rent

O Fallon, IL 62269

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135 sqft

Executive office suite in Lakepoint Professional Center available for rent.

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Highway 50 Executive Office Suite
Highway 50 Executive Office Suite

O Fallon, IL

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135 sqft 0.09 AC lot

Executive office suite for rent on Highway 50.

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Belleville, IL Office Spaces Lease Rates & Market Statistics

Explore 34 Office Spaces for lease in Belleville, IL on Realmo, a commercial real estate exchange covering the Belleville area. The current inventory totals 151,430 square feet of properties — an average of ~4,450 SF per listing.

Asking lease rates for Office Spaces in Belleville start at $1,765/Mo, average $1,765/Mo, and reach $1,765/Mo at the top of the market. Pricing across the market is relatively uniform, which simplifies like-for-like comparison between listings.

Belleville accounts for 59% of the 58 office spaces currently available across St. Clair County, where nearby markets include Fairview Heights and O Fallon. By space type, the market includes 22 office units, 8 medical office space listings and 8 office buildings.

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