FMR is below market; voucher rent may lag private rents.
0.63
1 BR
1 BR- 60523
0.39ratio
FMR$1,220
Market$3,140
vs market-$1,920
FMR is below market; voucher rent may lag private rents.
0.39
2 BR
2 BR- 60523
0.37ratio
FMR$1,380
Market$3,720
vs market-$2,340
FMR is below market; voucher rent may lag private rents.
0.37
3 BR
3 BR- 60523
0.38ratio
FMR$1,770
Market$4,720
vs market-$2,950
FMR is below market; voucher rent may lag private rents.
0.38
4 BR
4 BR- 60523
0.36ratio
FMR$2,030
Market$5,660
vs market-$3,630
FMR is below market; voucher rent may lag private rents.
0.36
0.700.800.901.001.101.201.30aligned range
Historical
FY 2023-2027
FMR
FY2027
Market rent
last ~365 days
Property value
--
Tax rate
--
Mortgage rate
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Oak Brook, IL fair market rent, FY 2027
For FY 2027, HUD's Small Area Fair Market Rent for a two-bedroom unit in Oak Brook, IL is $1,380 a month. That is up 17.9% from $1,170 in FY 2026. Oak Brook is in the Chicago-Joliet-Naperville, IL HUD Metro FMR Area, where HUD requires housing authorities to set voucher payment standards by ZIP code using Small Area FMRs. The median county two-bedroom FMR in Illinois is $958, so Oak Brook is 44% above it.
FY 2027 rent by bedroom
FY 2027 fair market rent by bedroom for Oak Brook, IL
Bedrooms
FY 2026
FY 2027
Change
90–110% range
Studio
$970
$1,150
+18.6%
$1,035–$1,265
1BR
$1,040
$1,220
+17.3%
$1,098–$1,342
2BR
$1,170
$1,380
+17.9%
$1,242–$1,518
3BR
$1,510
$1,770
+17.2%
$1,593–$1,947
4BR
$1,740
$2,030
+16.7%
$1,827–$2,233
Fair market rent history, FY 2023–2027
Fair market rent by fiscal year for Oak Brook, IL
Fiscal year
Studio
1BR
2BR
3BR
4BR
FY 2027
$1,150
$1,220
$1,380
$1,770
$2,030
FY 2026
$970
$1,040
$1,170
$1,510
$1,740
FY 2025
$900
$970
$1,090
$1,400
$1,640
FY 2024
$860
$920
$1,050
$1,340
$1,580
FY 2023
$690
$750
$860
$1,090
$1,300
Questions about Oak Brook, IL rents
How much will Section 8 pay for a two-bedroom in Oak Brook, IL?
Housing authorities set voucher payment standards, normally between 90% and 110% of the FMR. With a two-bedroom FMR of $1,380, that basic range is $1,242 to $1,518 a month. The voucher pays the lower of the payment standard or the gross rent, minus the tenant's share, which is usually about 30% of adjusted monthly income. Confirm the local housing authority's current schedule before underwriting.
Which HUD fair market rent area is Oak Brook, IL in?
Oak Brook, IL is in the Chicago-Joliet-Naperville, IL HUD Metro FMR Area. HUD requires Small Area FMRs in this area, so payment standards are set by ZIP code.
How much did fair market rent change in Oak Brook, IL for FY 2027?
The two-bedroom FMR rose 17.9%, from $1,170 in FY 2026 to $1,380 in FY 2027. Since FY 2023 it has risen 60.5%.
When do FY 2027 fair market rents take effect?
HUD's FY 2027 fair market rents took effect on October 1, 2026. When FMRs change, housing authorities generally have up to three months to bring payment standards back within 90% to 110% of the new FMR.
Source: HUD FY 2027 Small Area Fair Market Rents and area FMRs. Payment-standard ranges are 90% to 110% of FMR, HUD's basic range, not a housing authority's published schedule. How payment standards are set