Illinois · Population 37,544 · Updated March 2026
How far your income goes in Carpentersville
State-level tax rates that affect your costs
Carpentersville offers a below-average cost of living, giving residents more purchasing power compared to many US cities. With a cost index of 91 (where 100 equals the national median), Carpentersville residents can expect to pay median rent of $1,420/month while earning a median household income of $86,327/year.
The median home value in Carpentersville, IL is $225,200, with typical monthly owner costs around $1,468 including mortgage, insurance, and taxes. The median rent-to-income ratio of 19.7% 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 Carpentersville.
Common questions about living costs in Carpentersville