Illinois Fair Market Rents

2025 Fair Market Rents

2025 FMRs in Illinois by county. Click on the map below to view FMRs for a particular county.

Illinois Map

Minimum FMR
Maximum FMR

FMRs vary across Illinois based on County and ZIP code as well as number of bedrooms. The average FMR for a two-bedroom apartment in Illinois is $1,015.

The highest average FMR for a two-bedroom apartment in the United States is $2,314 in District of Columbia. The lowest for a two-bedroom apartment is $579 in Puerto Rico.

FMRs in Illinois are based on the price of monthly rent plus the cost of essential utilities. FMRs vary by county or ZIP Code. Generally areas with a lower population density have a lower gross rent (lower FMRs) but there are exceptions.

View the Fair Market Rents Overview for detailed information on how FMRs are calculated. Click on a specific county on the map or from the table below for detailed FMR information including Small Area FMRs.

How does Illinois compare?

The highest FMR for a two-bedroom apartment in Illinois is $1,886 in Kendall County. The lowest FMR for a two-bedroom apartment is $870 in Carroll County, Cass County, and 41 others.

Illinois ($1,015) has a 19.1% lower FMR for 2-Bedroom housing than the average of the US ($1,255) and therefore has a lower gross rent.

Illinois is rank 39th out of 56 States and territories. This means the FMRs, or in other words, the gross rent is lower than 38 other States and territories. Illinois is the 18th cheapest State or territory in terms of FMRs.

Average FMRs for Illinois

39th
Rank
$736
Studio
$814
1-person
$1,015
2-person
$1,315
3-person
$1,484
4-person
Counties in Illinois (102)

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Data Source

HUD Seal

Fair Market Rents are estimated by the HUD.