Illinois · Population 23,984 · Updated March 2026
How far your income goes in South Elgin
State-level tax rates that affect your costs
South Elgin is more expensive than the national average. Higher housing costs are typically the primary driver. With a cost index of 112 (where 100 equals the national median), South Elgin residents can expect to pay median rent of $1,619/month while earning a median household income of $123,744/year.
The median home value in South Elgin, IL is $296,100, with typical monthly owner costs around $1,876 including mortgage, insurance, and taxes. The median rent-to-income ratio of 15.7% 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 South Elgin.
Common questions about living costs in South Elgin