Armington, IL vs Old Mill Creek, IL

The cost of living difference between Armington, IL and Old Mill Creek, IL is dramatic. Armington is 36.4% cheaper than Old Mill Creek, a gap that translates to thousands of dollars per year in household expenses. Armington has a cost index of 81 while Old Mill Creek sits at 127, 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 Armington is $1,375/month compared to $1,596/month in Old Mill Creek — a 14% difference. Home values follow the same pattern: Armington is more affordable at $100,000 median vs $525,000.

Median household income in Armington is $56,250 compared to $71,875 in Old Mill Creek (-21.7%). The higher salaries in Old Mill Creek partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Armington spend roughly 29.3% of their income on rent, more than the 26.6% in Old Mill Creek.