Crystal Lake, IL vs Mount Vernon, IL

The cost of living difference between Crystal Lake, IL and Mount Vernon, IL is dramatic. Mount Vernon is 51.1% cheaper than Crystal Lake, a gap that translates to thousands of dollars per year in household expenses. Crystal Lake has a cost index of 103 while Mount Vernon sits at 68, 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 Crystal Lake is $1,431/month compared to $893/month in Mount Vernon — a 60% difference. Home values follow the same pattern: Mount Vernon is more affordable at $89,700 median vs $287,400.

Median household income in Crystal Lake is $105,428 compared to $52,751 in Mount Vernon (+99.9%). While Crystal 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 Crystal Lake spend roughly 16.3% of their income on rent, less than the 20.3% in Mount Vernon.