Romeoville, IL

Above Avg · 111

Illinois · Population 40,996 · Updated March 2026

$1,892
Median Rent / Month
$100,022
Median Income
$245,200
Median Home Value
$1,728
Owner Costs / Month

Affordability

How far your income goes in Romeoville

22.7%
Rent-to-Income Ratio
Affordable
Rent takes less than 25% of median income — considered affordable by HUD standards.

Tax Burden in Illinois

State-level tax rates that affect your costs

4.95%
Income Tax (Top Rate)
6.25%
Sales Tax
2.07%
Property Tax Rate

Estimated Annual Costs

$22,704
Annual Rent
$4,951
State Income Tax
$5,076
Property Tax (est.)

Cost of Living Overview

Romeoville is more expensive than the national average. Higher housing costs are typically the primary driver. With a cost index of 111 (where 100 equals the national median), Romeoville residents can expect to pay median rent of $1,892/month while earning a median household income of $100,022/year.

The median home value in Romeoville, IL is $245,200, with typical monthly owner costs around $1,728 including mortgage, insurance, and taxes. The median rent-to-income ratio of 22.7% 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 Romeoville.

Frequently Asked Questions

Common questions about living costs in Romeoville

What is the cost of living in Romeoville, IL?
The cost of living index in Romeoville, IL is 111 (US average = 100). Median monthly rent is $1,892, median household income is $100,022/year, and the median home value is $245,200.
Is Romeoville, IL affordable?
No, Romeoville is more expensive than the national average with a cost index of 111. The rent-to-income ratio is 22.7%—below the 30%% threshold considered affordable by HUD.
What is the average rent in Romeoville, IL?
The median gross rent in Romeoville, IL is $1,892 per month according to the US Census Bureau ACS 2023 data. Annual rent costs approximately $22,704.
What is the median household income in Romeoville?
The median household income in Romeoville, IL is $100,022 per year. This compares to the national median of approximately $80,000.
What are the taxes like in Illinois?
Illinois has a top income tax rate of 4.95%, a sales tax of 6.25%, and an effective property tax rate of 2.07%.