Arlington Heights, IL vs Rockford, IL

The cost of living difference between Arlington Heights, IL and Rockford, IL is dramatic. Rockford is 72.3% cheaper than Arlington Heights, a gap that translates to thousands of dollars per year in household expenses. Arlington Heights has a cost index of 121 while Rockford sits at 70, 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 Arlington Heights is $1,727/month compared to $954/month in Rockford — a 81% difference. Home values follow the same pattern: Rockford is more affordable at $120,900 median vs $403,200.

Median household income in Arlington Heights is $118,532 compared to $53,328 in Rockford (+122.3%). While Arlington Heights is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Arlington Heights spend roughly 17.5% of their income on rent, less than the 21.5% in Rockford.