Montclair, CA vs Oak Park, CA

The cost of living difference between Montclair, CA and Oak Park, CA is dramatic. Montclair is 37.8% cheaper than Oak Park, a gap that translates to thousands of dollars per year in household expenses. Montclair has a cost index of 136 while Oak Park sits at 219, 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 Montclair is $1,759/month compared to $3,150/month in Oak Park — a 44% difference. Home values follow the same pattern: Montclair is more affordable at $549,600 median vs $1,017,100.

Median household income in Montclair is $76,338 compared to $160,484 in Oak Park (-52.4%). While Oak Park is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Montclair spend roughly 27.7% of their income on rent, more than the 23.6% in Oak Park.

Climate-wise, both cities share similar average temperatures (66.8°F vs 66.6°F). Oak Park receives more rainfall at 13.4" per year compared to 11.6" in Montclair.