Lisle, IL vs South Beloit, IL

The cost of living difference between Lisle, IL and South Beloit, IL is dramatic. South Beloit is 59.3% cheaper than Lisle, a gap that translates to thousands of dollars per year in household expenses. Lisle has a cost index of 116 while South Beloit sits at 73, 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 Lisle is $1,540/month compared to $925/month in South Beloit — a 67% difference. Home values follow the same pattern: South Beloit is more affordable at $160,800 median vs $407,000.

Median household income in Lisle is $106,173 compared to $81,836 in South Beloit (+29.7%). The higher salaries in Lisle partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Lisle spend roughly 17.4% of their income on rent, more than the 13.6% in South Beloit.

Climate-wise, both cities share similar average temperatures (49.7°F vs 49.4°F). South Beloit receives more rainfall at 37.2" per year compared to 33.2" in Lisle.