Kankakee, IL vs Rock Falls, IL

Rock Falls is moderately more affordable than Kankakee, with a 12.6% lower cost of living index. Kankakee scores 71 compared to 63 for Rock Falls, where the US average is 100. This difference means residents of Kankakee can expect to pay noticeably more for everyday expenses, housing, and services.

On the housing front, median rent in Kankakee is $986/month compared to $745/month in Rock Falls — a 32% difference. Home values follow the same pattern: Rock Falls is more affordable at $82,400 median vs $105,500.

Median household income in Kankakee is $45,119 compared to $48,733 in Rock Falls (-7.4%). Rock Falls offers a double advantage: higher earnings combined with a lower cost of living, giving residents significantly more purchasing power. Looking at affordability, residents of Kankakee spend roughly 26.2% of their income on rent, more than the 18.3% in Rock Falls.

Climate-wise, both cities share similar average temperatures (52.1°F vs 49.4°F). Rock Falls receives more rainfall at 37.2" per year compared to 34.4" in Kankakee.