Add Listing
    For Lease
    • For Sale
    • For Lease
    • Recently Sold
    • Property Lookup
    • Brokers
    Space Uses
    • Retail
    • Restaurant
    • Office
    • Coworking
    • Medical Space
    • Automotive
    • Industrial
    • Warehouse
    • Flex
    • Hospitality
    • Sports & Entertainment
    • Specialty
    Rent
    Rent / SF / Yr
    $
    $
    Rent / Mo
    $
    $
    Size
    Property size / sq.ft.
    Office Units
    Clear All

    Meet Realmo: The Largest Hub
    of Commercial Real     Estate in the US

    Over 1 million active listings and over 150 million property profiles

    O Fallon, IL Office Units for Lease

    Notify Me
    List
    Map
    Chicago, IL Springfield, IL Hoffman Estates, IL
    28 results
    O'Fallon Commercial Space Available
    Contact for pricing

    O'Fallon Commercial Space Available

    O Fallon, IL 62269

    Commercial space for rent in O'Fallon, Illinois.

    • High average household income, ranging from $106,020 to $135,618.
    • Substantial population with figures of 40,639, 82,442, and 237,410.
    • Significant daytime population, numbers like 29,079, 50,528, and 155,542.
    • Multiple population centers included.
    • Strong earning potential due to the combination of population and income.
    Updated: Apr 3
    View details
    Belleville Office/Warehouse Space Available
    $9 SF/Yr
    12,340 SF

    Belleville Office/Warehouse Space Available

    9480 State Rte 15, Belleville, IL

    12,340 SF office/warehouse space for lease in Belleville, IL.

    • Customizable 12,340 sq ft office/warehouse space finished to suit.
    • Strategic Belleville, IL location with easy access to Route 15, I‑255, and St. Louis, MO.
    • Includes a proposed 8’x10’ dock door and a 10’x12’ drive‑in door.
    • Fully furnished offices with 2 private offices and a bullpen with 10 cubicles.
    • Features a full kitchen/break room and separate washrooms in both areas.
    Updated: Aug 22, 2025
    View details
    Downtown Belleville Office Space Available
    $16 SF/Yr
    3,450 SF

    Downtown Belleville Office Space Available

    Office suites available in downtown Belleville near courthouse and amenities.

    15 N 1st St, Belleville, IL
    View details
    Furnished Office Space in O'Fallon
    $21 SF/Yr
    14,140 SF

    Furnished Office Space in O'Fallon

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

    620 Pierce Blvd, O Fallon, IL
    View details
    O'Fallon Office/Retail Space for Lease
    $1,160/Mo
    600 SF

    O'Fallon Office/Retail Space for Lease

    600 SF office/retail space in O'Fallon's downtown district.

    O Fallon, IL
    View details
    Belleville Office Space for Lease
    $16 SF/Yr
    13,144 SF

    Belleville Office Space for Lease

    Professional office suites available with highway visibility and ample parking.

    7650 Magna Dr, Belleville, IL
    View details
    Office Space For Lease
    Contact for pricing
    800 SF

    Office Space For Lease

    800 SF office space with private offices and reception.

    2626 West Blvd, Belleville, IL
    View details
    Office Suite with Conference Rooms
    $18 SF/Yr
    12,324 SF

    Office Suite with Conference Rooms

    Office suite featuring conference rooms and a central reception area.

    525 W Main St, Belleville, IL
    View details
    Executive Office Suite For Lease
    Contact for pricing

    Executive Office Suite For Lease

    Executive office suite in O’Fallon, IL, near Interstate 64.

    O Fallon, IL 62269
    View details
    Mixed-Use Investment Property For Sale
    Contact for pricing
    5,970 SF

    Mixed-Use Investment Property For Sale

    Mixed-use property with retail, office, apartments, and warehouse space.

    305-309 N Illinois St, Belleville, IL
    View details
    Belleville Office Space Available
    Contact for pricing
    8,736 SF

    Belleville Office Space Available

    8,736 SF office space for rent in Belleville, IL.

    28 W 64th St, Belleville, IL
    View details
    First Floor Office Suite
    $18 SF/Yr
    1,736 SF

    First Floor Office Suite

    First floor office suite with natural lighting and large layouts.

    521 W Main St, Belleville, IL
    View details
    Office Space Available For Rent
    Contact for pricing
    5,139 SF

    Office Space Available For Rent

    Office space available for rent, offering 5,139 square feet.

    1 S Church St, Belleville, IL 62220
    View details
    O'Fallon Office/Retail Space Available
    $15 SF/Yr
    2,500 SF

    O'Fallon Office/Retail Space Available

    2,500 SF office/retail space in O'Fallon Downtown District.

    O Fallon, IL
    View details
    Downtown Belleville Office/Retail Space
    $20 SF/Yr
    1,008 SF

    Downtown Belleville Office/Retail Space

    Office and retail space for lease in historic downtown Belleville.

    23 Public Sq, Belleville, IL 62220
    View details
    Versatile Global Workspace Solutions
    Contact for pricing

    Versatile Global Workspace Solutions

    Flexible office spaces, coworking, meeting rooms, and virtual office options.

    12 Wolf Creek Dr, Belleville, IL 62226
    View details
    Renovated Office Space Available
    Contact for pricing
    6,557 SF

    Renovated Office Space Available

    Renovated 6,557 SF office space near downtown Belleville.

    111 W Lincoln St, Belleville, IL 62220
    View details
    Class A Office Suite
    Contact for pricing
    4,056 SF

    Class A Office Suite

    Well-maintained office suite near St Elizabeth’s Hospital and I-64.

    O Fallon, IL 62269
    View details
    Belleville Office Space For Rent
    $16 SF/Yr
    5,146 SF

    Belleville Office Space For Rent

    Office space available in Belleville, Illinois.

    218-222 W Main St, Belleville, IL
    View details
    Truck Terminal For Lease
    Contact for pricing
    25,188 SF

    Truck Terminal For Lease

    25,188 SF truck terminal with trailer parking and offices.

    5920 Gateway Industrial Dr, Belleville, IL 62223
    View details
    Executive Office Suite For Rent
    Contact for pricing

    Executive Office Suite For Rent

    Executive office suite in Lakepoint Professional Center available for rent.

    O Fallon, IL 62269
    View details
    Clear Span Warehouse with Crane
    Contact for pricing
    1,654 SF

    Clear Span Warehouse with Crane

    O'Fallon warehouse space featuring a 5-ton monorail crane.

    O Fallon, IL 62269
    View details
    O'Fallon Office Space Available
    Contact for pricing
    1,050 SF

    O'Fallon Office Space Available

    Spacious office with conference room and accessible features.

    O Fallon, IL 62269
    View details
    High-End Office Space Available
    Contact for pricing
    6,819 SF

    High-End Office Space Available

    6,819 SF office space with high-end finishes for lease.

    O Fallon, IL 62269
    View details

    O Fallon, IL Office Units Leasing Opportunities Market Analysis

    Explore Office Units leasing options in O Fallon, IL with 28 listings featured on our commercial real estate exchange. The current inventory includes 66,388 square feet of properties with an estimated lease value of $172 SF/Yr.

    Estimated lease rates for Office Units in O Fallon, IL begin at $9 SF/Yr, with an average of $17 SF/Yr and extend to $23 SF/Yr.
    List
    Map

    Popular Searches in O Fallon, IL

    Popular Categories

    Most Searched ZIP Codes in O Fallon, IL

    • 62269
    • 62220
    • 62226
    • 62223

    Select Neighborhood

    Google sign-in failed. Please try again or use another login method.
    Sign Up Successful!
    You now have access to more from Realmo!