Chesterfield, MO vs O'Fallon, MO

There is a significant gap in the cost of living between these two cities. O'Fallon is 17.1% cheaper than Chesterfield. With a cost index of 101 vs 118, the difference would have a meaningful impact on a household's monthly budget. Someone relocating from O'Fallon to Chesterfield should plan for substantially higher expenses across most categories.

On the housing front, median rent in Chesterfield is $1,553/month compared to $1,400/month in O'Fallon — a 11% difference. Home values follow the same pattern: O'Fallon is more affordable at $305,100 median vs $458,000.

Median household income in Chesterfield is $133,380 compared to $107,203 in O'Fallon (+24.4%). While Chesterfield is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Chesterfield spend roughly 14% of their income on rent, less than the 15.7% in O'Fallon.