Oakbrook Terrace, IL vs Round Lake Park, IL

The cost of living difference between Oakbrook Terrace, IL and Round Lake Park, IL is dramatic. Round Lake Park is 32% cheaper than Oakbrook Terrace, a gap that translates to thousands of dollars per year in household expenses. Oakbrook Terrace has a cost index of 117 while Round Lake Park sits at 89, 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 Oakbrook Terrace is $1,830/month compared to $1,320/month in Round Lake Park — a 39% difference. Home values follow the same pattern: Round Lake Park is more affordable at $157,900 median vs $315,600.

Median household income in Oakbrook Terrace is $70,586 compared to $57,486 in Round Lake Park (+22.8%). The higher salaries in Oakbrook Terrace partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Oakbrook Terrace spend roughly 31.1% of their income on rent, more than the 27.6% in Round Lake Park. The Round Lake Park ratio exceeds the commonly recommended 30% threshold, which can put pressure on household budgets.

Climate-wise, Oakbrook Terrace is notably warmer with an average of 51.3°F compared to 48.3°F in Round Lake Park. Oakbrook Terrace receives more rainfall at 37.9" per year compared to 35.3" in Round Lake Park.