Round Lake Beach, IL

Below Avg · 85

Illinois · Population 27,081 · Updated March 2026

$1,382
Median Rent / Month
$86,632
Median Income
$191,200
Median Home Value
$1,390
Owner Costs / Month

Affordability

How far your income goes in Round Lake Beach

19.1%
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

$16,584
Annual Rent
$4,288
State Income Tax
$3,958
Property Tax (est.)

Cost of Living Overview

Round Lake Beach offers a below-average cost of living, giving residents more purchasing power compared to many US cities. With a cost index of 85 (where 100 equals the national median), Round Lake Beach residents can expect to pay median rent of $1,382/month while earning a median household income of $86,632/year.

The median home value in Round Lake Beach, IL is $191,200, with typical monthly owner costs around $1,390 including mortgage, insurance, and taxes. The median rent-to-income ratio of 19.1% 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 Round Lake Beach.

Frequently Asked Questions

Common questions about living costs in Round Lake Beach

What is the cost of living in Round Lake Beach, IL?
The cost of living index in Round Lake Beach, IL is 85 (US average = 100). Median monthly rent is $1,382, median household income is $86,632/year, and the median home value is $191,200.
Is Round Lake Beach, IL affordable?
Yes, Round Lake Beach is more affordable than the national average with a cost index of 85. The rent-to-income ratio is 19.1%—below the 30%% threshold considered affordable by HUD.
What is the average rent in Round Lake Beach, IL?
The median gross rent in Round Lake Beach, IL is $1,382 per month according to the US Census Bureau ACS 2023 data. Annual rent costs approximately $16,584.
What is the median household income in Round Lake Beach?
The median household income in Round Lake Beach, IL is $86,632 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%.