CostBy County

Cost of Living in Clay County, Illinois

$735/mo
Median Monthly Rent
$97,400
Median Home Value

At a Glance

Median Monthly Rent
$735/mo
15% below state average
Median Home Value
$97,400
71% below national
Census GRAPI
19.4%
Median gross rent as % of renter income

Rent burden measured as median gross rent as a percentage of renter household income (Census ACS B25071)

Affordability Rating
Affordable
Median gross rent is under 30% of renter household income

These figures are county medians, not a personal budget. Use them to frame rent, ownership, and income tradeoffs, then account for household size, commute, financing, insurance, taxes, debt, and local availability before making a decision.

How Clay County Compares

Median monthly rent comparison

Clay County$735/mo
Illinois Average$867/mo
National Median$1,413/mo

Detailed Housing Stats

$735/mo
Median Gross Rent
$97,400
Median Home Value
$753/mo
Monthly Owner Cost
19.4%
Census GRAPI

National Ranking

Affordability Rank

Clay County ranks #770 of 3,142 counties for affordability (top 25%)

Most AffordableLeast Affordable

Sourced county brief

Clay County Official GRAPI Estimated at 19.4 Percent

Clay County's official median gross rent as a percentage of household income (GRAPI) was 19.4%. This metric is 6.7 percentage points lower than the Illinois unweighted county mean of 26.1%. The median gross rent for the county was $735 per month, which is below the state unweighted county mean of $867. For homeowners, the median home value was estimated at $97,400, compared to a state unweighted county mean of $153,020. Median selected monthly owner costs for all owner-occupied units were $753, while the state unweighted county mean was $960. Renter-household median income was $43,750 in this county. All housing statistics are sourced from the ACS 2020-2024 5-year estimates. See ACS table B25071 for the underlying estimate.

Cost of Living Advisory: Clay County

Affordability Verdict

ACS B25071 estimates median gross rent at 19.4% of renter household income in Clay County, which is below the 30% affordability benchmark. This is a median percentage among renter-occupied units, not the share of households above a threshold.

Rent vs. Own

Median gross rent is $735 per month; median selected monthly owner costs are $753. These ACS medians describe different tenure groups and are not a personalized rent-versus-buy calculation.

Income Needed

Using the common 30% budgeting benchmark, $29,400 in annual gross income would allocate 30% to the county's median gross rent. This is a reproducible illustration, not evidence that a particular household can afford housing.

Regional Context

The Illinois unweighted mean of county median rents is $867 per month. Clay County's $735 median is 15.3% below that comparison value.

Data version acs5-2020-2024 · Method cost-advisory-v2

Affordability Calculator

See how your income compares to housing costs in Clay County

$

Rent Burden

14.6%

of gross income

Max Housing (28% Rule)

$1,410

per month

Owner Cost Burden

15.0%

of gross income

You can likely afford the median home in Clay County

Median home value is $97,400. Estimated monthly cost: $778 vs. your max of $1,410.

Rent Affordability Guide

Your entered rent as a share of entered income14.6%
Recommended max30.0%

Income Needed Calculator

See how much you need to earn to comfortably afford housing

$
Rent Affordability

$0/yr

Needed to stay within recommended threshold

Median income:$0/yr
Can you afford it? Yes
Your income: $60,417Needed: $29,400
Owner Cost Affordability

$0/yr

Needed to stay within recommended threshold

Median income:$0/yr
Can you afford it? Yes
Your income: $60,417Needed: $32,271
Mortgage Affordability

$0/yr

Needed to stay within recommended threshold

Median income:$0/yr
Can you afford it? Yes
Your income: $60,417Needed: $22,668

Based on the 30% rule for rent and 28% rule for housing costs (mortgage + owner costs). Mortgage estimate assumes 20% down, 7.2% interest, 30-year fixed.

Frequently Asked Questions

What is the cost of living in Clay County, Illinois?
Clay County, Illinois has a median monthly rent of $735/mo and a median home value of $97,400. The affordability rating is Affordable, with median gross rent equal to approximately 19.4% of renter household income.
What is the median rent in Clay County?
The median gross rent in Clay County is $735/mo. This is 15% below state average for Illinois.
Is Clay County affordable?
Clay County is rated Affordable using the Census median gross-rent-as-a-percentage-of-income measure of 19.4%. Median gross rent is under 30% of renter household income.
How does Clay County's rent compare to the state average?
Clay County's median rent of $735/mo is 15% below state average of $867/mo for Illinois.
What is the median home value in Clay County?
The median home value in Clay County, Illinois is $97,400. This is 71% below the national median home value of $332,700.

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Published by the CostByCounty Editorial Team. See our methodology and corrections policy.Data build reviewed 2026-07-09; first published 2026-03-10.

Data: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2020-2024). Data is informational only and is not personalized financial advice.

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