O'Fallon is a city in St. Clair County, Illinois, with a population of approximately 32,139.
How O'Fallon Ranks
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Meetings
All meetings →Upcoming Events
All events →Apr 25OfallonVine Street Micro Market9:00 AMApr 25OfallonNational Drug Take Back Day Family Fun & Resource Event10:00 AMApr 25OfallonNational Drug Take Back Day Family Fun & Resource Event10:00 AMApr 25OfallonTaste of the District11:00 AMApr 27OfallonFinance & Administration Committee5:30 PMApr 27OfallonCommunity Development Committee6:00 PMApr 27OfallonPublic Works Committee6:30 PMMay 4OfallonCity Council Meeting6:00 PM
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Document Workspace: Upload, Analyze, and Organize Your Municipal Documents
Upload PDFs, DOCX, XLSX, and more. Get AI-powered summaries, municipal data comparisons, and supporting evidence. Organize everything with initiatives and three visibility levels.
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The Grant Finder, Rebuilt: Smarter Scoring, Three Finders, and a Pipeline to Track It All
Three dedicated grant finders for towns, nonprofits, and businesses with intelligent matching, SBIR competitive analysis, Kanban pipeline tracking, and calendar sync for deadlines.
Data & Analysis
Best Suburbs of Chicago to Live In 2026 — Data, Not Opinions
We scored 206 Chicago suburbs across fiscal health and quality of life using real municipal data — crime, taxes, schools, pensions, income, homeownership, and environmental quality. Winnetka, Lake Forest, and Glencoe top the list.