Boulder Hill, IL vs Granite City, IL
The cost of living difference between Boulder Hill, IL and Granite City, IL is dramatic. Granite City is 68% cheaper than Boulder Hill, a gap that translates to thousands of dollars per year in household expenses. Boulder Hill has a cost index of 108 while Granite City sits at 65, 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 Boulder Hill is $1,759/month compared to $761/month in Granite City — a 131% difference. Home values follow the same pattern: Granite City is more affordable at $99,800 median vs $233,100.
Median household income in Boulder Hill is $76,935 compared to $60,490 in Granite City (+27.2%). Boulder Hill does offer higher incomes, but the salary premium barely offsets the higher cost of living, leaving residents with a tighter budget. Looking at affordability, residents of Boulder Hill spend roughly 27.4% of their income on rent, more than the 15.1% in Granite City.
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