St. Elmo, IL vs Wonder Lake, IL

The cost of living difference between St. Elmo, IL and Wonder Lake, IL is dramatic. St. Elmo is 39% cheaper than Wonder Lake, a gap that translates to thousands of dollars per year in household expenses. St. Elmo has a cost index of 63 while Wonder Lake sits at 104, 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 St. Elmo is $759/month compared to $1,577/month in Wonder Lake — a 52% difference. Home values follow the same pattern: St. Elmo is more affordable at $80,300 median vs $242,300.

Median household income in St. Elmo is $47,115 compared to $102,829 in Wonder Lake (-54.2%). While Wonder Lake is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of St. Elmo spend roughly 19.3% of their income on rent, more than the 18.4% in Wonder Lake.

Climate-wise, St. Elmo is notably warmer with an average of 53.4°F compared to 48.3°F in Wonder Lake. St. Elmo receives more rainfall at 36" per year compared to 35.3" in Wonder Lake.