Housing & Real Estate — O'Fallon, Illinois
Overview
| Total Housing Units | 13,152 |
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| Occupied | 12,461 |
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| Vacant | 691 |
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| Owner-Occupied | 8,833 |
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| Renter-Occupied | 3,628 |
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| Median Home Value (Census) | $295,700 |
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| Estimated 2026 | ~$353,000 |
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| Median Rent | $1,312/mo |
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| Median Property Tax | $5,827/yr |
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Affordability
| Home Price to Income Ratio | N/Ax |
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| Home Affordability | affordable |
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| Rent as % of Income | 14.9% |
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| Severely Rent-Burdened | 42.9% |
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Housing Age
| Built 2010 or later | 2,745 |
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| Built 2000-2009 | 3,292 |
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| Built 1990-1999 | 2,372 |
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| Built before 1960 | 1,352 |
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| Median Year Built | 1995 |
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Sources: Census ACS 5-Year 2023; Census ACS 5-Year 2023, B25077; HUD FMR FY2026.
