Lake Catherine, IL vs South Jacksonville, IL

The cost of living difference between Lake Catherine, IL and South Jacksonville, IL is dramatic. South Jacksonville is 45.7% cheaper than Lake Catherine, a gap that translates to thousands of dollars per year in household expenses. Lake Catherine has a cost index of 93 while South Jacksonville sits at 64, 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 Lake Catherine is $1,250/month compared to $631/month in South Jacksonville — a 98% difference. Home values follow the same pattern: South Jacksonville is more affordable at $137,100 median vs $237,100.

Median household income in Lake Catherine is $94,821 compared to $53,438 in South Jacksonville (+77.4%). While Lake Catherine is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Lake Catherine spend roughly 15.8% of their income on rent, more than the 14.2% in South Jacksonville.

Climate-wise, South Jacksonville is notably warmer with an average of 54°F compared to 49.2°F in Lake Catherine. South Jacksonville receives more rainfall at 38" per year compared to 31.9" in Lake Catherine.