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O Fallon Real Estate

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Data Last Updated: 7/17/2019, 1:09:09 PM Eastern

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Rocket HomesMissouriSaint Charles CountyO Fallon

About O Fallon, MO

O Fallon is located in Saint Charles County, Missouri. There are roughly 89,222 residents, living in 31,651 households. The average temperature for O Fallon this time of the year is low of 67F and high of 89F. On average, O Fallon gets about 3.91 inches of precipitation in July. Most residents are home owners (82%), have a post secondary degree (56%) and are married, with kids (32%).