Joliet, IL vs Mount Prospect, IL

There is a significant gap in the cost of living between these two cities. Joliet is 15.4% cheaper than Mount Prospect. With a cost index of 94 vs 111, the difference would have a meaningful impact on a household's monthly budget. Someone relocating from Joliet to Mount Prospect should plan for substantially higher expenses across most categories.

On the housing front, median rent in Joliet is $1,237/month compared to $1,454/month in Mount Prospect — a 15% difference. Home values follow the same pattern: Joliet is more affordable at $248,600 median vs $377,000.

Median household income in Joliet is $88,026 compared to $103,911 in Mount Prospect (-15.3%). The higher salaries in Mount Prospect partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Joliet spend roughly 16.9% of their income on rent, more than the 16.8% in Mount Prospect.

Climate-wise, both cities share similar average temperatures (49.4°F vs 50.8°F). Joliet receives more rainfall at 33.8" per year compared to 32.3" in Mount Prospect.