6 ZIP Code Tabulation Areas in O'Fallon, Missouri. The population-weighted median household income is about $110,539, the median home value about $327,654, and 82.9% of occupied homes are owner-occupied.
- 6
- ZIP codes
- 300.9K
- Population
- 54
- Data points
O'Fallon at a glance
- $110,539
- Median household income
- $327,654
- Median home value
- 39.7
- Median age
- 82.9%
- Owner-occupied
- 117,061
- Housing units
Income, home value, and age are population-weighted averages of the ZIP-level medians in the file. Counts are exact.
Top 5 O'Fallon ZIP codes by median household income| # | ZIP | City | Population | Homeowner % | Median HH $ |
|---|
| 1 | 63367 | Dardenne Prairie | 29,725 | 81.5% | $137,648 |
| 2 | 63368 | Cottleville | 46,966 | 82% | $124,297 |
| 3 | 63304 | Cottleville | 43,195 | 87.7% | $114,442 |
| 4 | 63385 | Flint Hill | 51,330 | 83.9% | $112,199 |
| 5 | 63366 | Dardenne Prairie | 54,769 | 82.1% | $100,621 |
Top 5 O'Fallon ZIP codes by population| # | ZIP | City | Population | Homeowner % | Median HH $ |
|---|
| 1 | 63376 | Cottleville | 74,962 | 81.3% | $96,393 |
| 2 | 63366 | Dardenne Prairie | 54,769 | 82.1% | $100,621 |
| 3 | 63385 | Flint Hill | 51,330 | 83.9% | $112,199 |
| 4 | 63368 | Cottleville | 46,966 | 82% | $124,297 |
| 5 | 63304 | Cottleville | 43,195 | 87.7% | $114,442 |
Top 5 O'Fallon ZIP codes by Homeowner GDP| # | ZIP | City | Population | Homeowner % | Median HH $ | Homeowner GDP |
|---|
| 1 | 63376 | Cottleville | 74,962 | 81.3% | $96,393 | $2.4B |
| 2 | 63368 | Cottleville | 46,966 | 82% | $124,297 | $1.8B |
| 3 | 63366 | Dardenne Prairie | 54,769 | 82.1% | $100,621 | $1.7B |
| 4 | 63385 | Flint Hill | 51,330 | 83.9% | $112,199 | $1.7B |
| 5 | 63304 | Cottleville | 43,195 | 87.7% | $114,442 | $1.6B |
Homeowner GDP = owner-occupied units × median household income — a proxy for aggregate homeowner spending power in a ZIP, useful for scoring market opportunity. Not an official economic statistic.
Densest: 63368 (Cottleville) at 2,896 people/sq mi. Least dense: 63385 (Flint Hill) at 768 people/sq mi.
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