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O Fallon, Illinois

Last Reviewed
10th Nov 2025
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

  • iconMultiple
  • iconTwo Family Dwelling
  • iconSingle Family Dwelling
  • iconDwellings (Unspecified)

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%14326.54
    Parking garage or lot100.00%14326.54
    Industrial
    4.76%681.42
    Contractors office18.77%2688.66
    Hazardous materials handling or processing4.76%681.42
    Equipment rental and repair services (excluding automobiles)100.00%14326.54
    Mining, excavation and resource extraction3.20%458.16
    Mills, plants, and other processing facilities100.00%14326.54
    Storage and warehouses16.91%2422.13
    Manufacturing4.76%681.42
    General industrial4.76%681.42
    Residential
    81.23%11637.88
    Two family dwelling29.09%4168.25
    Dwellings (unspecified)16.61%2379.52
    Communal housing20.85%2986.43
    Mobile and floating homes24.76%3547.86
    Multi family dwelling85.09%12191.13
    Single family dwelling81.23%11637.88
    Mechanical
    20.62%2953.70
    Utility structures98.14%14060.01
    Communication towers20.62%2953.70
    Agriculture
    100.00%14326.54
    Agricultural and hunting100.00%14326.54
    Other
    85.99%12319.30
    Accessory100.00%14326.54
    Temporary uses100.00%14326.54
    Multiple100.00%14326.54
    Uncategorized85.99%12319.30
    Retail
    18.77%2688.66
    Eating and drinking establishments16.91%2422.13
    Restricted retail36.59%5242.69
    Professional services18.77%2688.66
    General retail16.91%2422.13
    Personal services18.77%2688.66
    Community
    16.91%2422.13
    Medical18.77%2688.66
    Public, quasi-public, and government100.00%14326.54
    Schools and universities100.00%14326.54
    Transportation facilities and infrastructure16.91%2422.13
    Lodging
    12.15%1740.71
    Hotel/motel12.15%1740.71
    Commercial
    16.91%2422.13
    Professional office18.77%2688.66
    General commercial18.77%2688.66
    Entertainment16.91%2422.13
    Non-retail sales4.76%681.42
    Automobile related uses37.52%5375.83
    Research and laboratory facilities16.91%2422.13

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