Illinois · Population 24,126 · Updated March 2026
How far your income goes in Collinsville
State-level tax rates that affect your costs
Collinsville is significantly cheaper than the national average, making it an attractive option for budget-conscious individuals and families. With a cost index of 63 (where 100 equals the national median), Collinsville residents can expect to pay median rent of $979/month while earning a median household income of $65,170/year.
The median home value in Collinsville, IL is $157,700, with typical monthly owner costs around $1,037 including mortgage, insurance, and taxes. The median rent-to-income ratio of 18.0% means housing is relatively affordable here — well below the 30% threshold that HUD considers cost-burdened.
Illinois has a moderate income tax rate of 4.95%. Combined with a 6.25% sales tax rate and 2.07% effective property tax rate, the overall tax environment is a factor in the total cost of living in Collinsville.
Common questions about living costs in Collinsville