Illinois Household Debt Falls to $54,100 Per Person

The average Illinois resident carried $54,100 in household debt last year, down $745 from 2024 after adjusting for inflation, according to data from USAFacts.

Mortgage debt accounted for about 67.5% of the total, the group said. The figure covers obligations including mortgages, student loans, credit cards and auto loans for individuals with a credit score. Nationally, 80% of people have a credit score.

The Illinois average was $9,200 less than the national average for 2025.

USAFacts noted that mortgages are typically the largest and longest-term financial commitment for most households, with repayment periods of five to 30 years.

By county, Kendall County had the highest debt-to-income ratio at 5.31, meaning the average resident there owed $5.31 for every $1 of income. Brown County had the lowest ratio at $0.26 in debt per $1 of income.