Illinois · Population 11,489 · Updated March 2026
How far your income goes in River Forest
State-level tax rates that affect your costs
River Forest has a significantly higher cost of living than most US cities, driven largely by premium housing costs. With a cost index of 159 (where 100 equals the national median), River Forest residents can expect to pay median rent of $1,411/month while earning a median household income of $148,711/year.
The median home value in River Forest, IL is $676,900, with typical monthly owner costs around $2,515 including mortgage, insurance, and taxes. The median rent-to-income ratio of 11.4% 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 River Forest.
Common questions about living costs in River Forest