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Housing & Community Development
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O'Fallon, a family oriented and diverse community that retains its hometown feeling, offers customer friendly services to its residents.  It is a unique jewel in St. Clair County, that treasures its environment, while attracting, encouraging and retaining viable economic and educational opportunities.

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Submit an online complaint for an ordinance violation
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Census & Demographics
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First Time Home Buyer (HUD)
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O'Fallon's Comprehensive Plan
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Planning & Zoning FAQs
 
 
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When do you need a permit
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Residential Building Permit Application Form
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Home Based Businesses
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Residential Occupancy Permit Form
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Application for Sign Permit
 
 
 
 
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Zoning Ordinance
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Subdivision and Development Control Ordinance
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Sign Ordinance
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Comprehensive Plan
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Building Codes
 
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Road Map
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Tax Map
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Zoning Map
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Aerial Photographs
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Platted Subdivisions as of 8/15/05
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Ward Map
 
 
 
 
Home Page Link
 City of O'Fallon, IL
 255 South Lincoln, O'Fallon, IL 62269
Tel: (618) 624-4500   Fax: (618) 624-4508
City Hall Hours: Monday - Friday, 8:00 am - 5:00 pm 		Click for O'Fallon, Illinois Forecast
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