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O Fallon, Illinois

Last Reviewed
25th Mar 2026
Date Published
N/A

The following data is available for this address

Compliance Review

  • iconUse Compliance Review
  • iconDimensional Standards Review

Zoning Information

  • iconZone Code
  • iconZone Name
  • iconZone type
  • iconZone sub type
  • iconZone guide
  • iconLink
  • iconCity name

Permitted Land Uses

  • iconAs of right
  • iconSpecial uses
  • iconAccessory uses

Building Controls

  • iconAssorted
  • iconFar control
  • iconLot control
  • iconDensity control
  • iconCoverage control
  • iconPervious control
  • iconLot width control
  • iconRear setback control
  • iconSide setback control
  • iconFront setback control
  • iconBuilding height control

Parking Requirements

  • iconMedical
  • iconMultiple
  • iconEntertainment
  • iconManufacturing
  • iconGeneral Retail
  • iconNon-Retail Sales
  • iconPersonal Services
  • iconGeneral Commercial
  • iconGeneral Industrial
  • iconProfessional Office
  • iconStorage and Warehouses
  • iconAutomobile related uses
  • iconEating and Drinking Establishments
  • iconEquipment rental and repair services (excluding automobiles)

Planning and Zoning for O Fallon, IL

Largest Zones in O Fallon, IL

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    The Zoning Map for the City of O Fallon in IL divides the city's real estate into zones differentiated according to land use and building regulations.

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    Explore the zoning map of O Fallon, IL along with its permitted land uses and development standards

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    What is the Land Use Allocation in O Fallon, Illinois?

    The following table illustrates how land is allocated for various uses within O Fallon, Illinois as defined by city ordinances.

    Permitted Use Type

    Permitted Use Sub Type

    Percentage

    Area(sq. m)

    Parking
    		100.00%14442.26
    Parking garage or lot100.00%14442.26
    Industrial
    		4.72%681.42
    Equipment rental and repair services (excluding automobiles)100.00%14442.26
    Mining, excavation and resource extraction3.17%458.16
    Mills, plants, and other processing facilities100.00%14442.26
    Storage and warehouses16.80%2426.89
    Manufacturing4.72%681.42
    Contractors office18.65%2693.41
    Hazardous materials handling or processing4.72%681.42
    General industrial4.72%681.42
    Residential
    		20.71%2991.50
    Two family dwelling28.83%4163.81
    Mobile and floating homes24.57%3547.86
    Multi family dwelling85.21%12306.86
    Dwellings (unspecified)16.51%2384.27
    Single family dwelling81.35%11748.85
    Communal housing20.71%2991.50
    Mechanical
    		20.90%3017.81
    Utility structures98.15%14175.74
    Communication towers20.90%3017.81
    Agriculture
    		100.00%14442.26
    Agricultural and hunting100.00%14442.26
    Other
    		100.00%14442.26
    Accessory100.00%14442.26
    Uncategorized86.07%12430.27
    Temporary uses100.00%14442.26
    Multiple100.00%14442.26
    Retail
    		36.33%5247.45
    Professional services18.65%2693.41
    General retail16.80%2426.89
    Personal services18.65%2693.41
    Eating and drinking establishments16.80%2426.89
    Restricted retail36.33%5247.45
    Community
    		100.00%14442.26
    Schools and universities100.00%14442.26
    Medical18.65%2693.41
    Transportation facilities and infrastructure16.80%2426.89
    Public, quasi-public, and government100.00%14442.26
    Lodging
    		12.09%1745.47
    Hotel/motel12.09%1745.47
    Commercial
    		16.80%2426.89
    Professional office18.65%2693.41
    Entertainment16.80%2426.89
    Non-retail sales4.72%681.42
    Automobile related uses37.70%5444.69
    General commercial18.65%2693.41
    Research and laboratory facilities16.80%2426.89

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