Byrnes Mill, MO vs Des Peres, MO

The cost of living difference between Byrnes Mill, MO and Des Peres, MO is dramatic. Byrnes Mill is 39.3% cheaper than Des Peres, a gap that translates to thousands of dollars per year in household expenses. Byrnes Mill has a cost index of 85 while Des Peres sits at 140, making this one of the more striking comparisons on our site. Relocating between these cities would require a serious reassessment of budget and lifestyle expectations.

On the housing front, median rent in Byrnes Mill is $1,039/month compared to $1,931/month in Des Peres — a 46% difference. Home values follow the same pattern: Byrnes Mill is more affordable at $249,500 median vs $591,800.

Median household income in Byrnes Mill is $87,663 compared to $214,167 in Des Peres (-59.1%). While Des Peres is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Byrnes Mill spend roughly 14.2% of their income on rent, more than the 10.8% in Des Peres.