County FMR · HUD FY2026
Johnson County Fair Market Rent
HUD's FY2026 Fair Market Rent for Johnson County, IL - 23% below the US average.
- $735
- 1-bedroom FMR
- $916
- 2-bedroom FMR
- -0.4%
- YoY change
- -23%
- vs US avg
The verdict
Johnson is the 22nd cheapest of 102 counties in Illinois by 2-bedroom FMR.
- #22
- cheapest of 102 in Illinois (2BR)
- -14%
- vs the state average
- $29,400
- income to afford it (30% rule)
- -0.4%
- YoY, FY2025→2026
Software Developers spend the smallest share of income on rent here (6.9%), while Fast Food and Counter Workers spend the most (27.6%); 15 of 15 common occupations here can afford a 1-bedroom at Fair Market Rent without exceeding the 30% threshold.
FY 2026 HUD Fair Market Rent for Johnson County, IL. Verify with HUD →
HUD sets the FY 2026 1-bedroom Fair Market Rent for Johnson County, Illinois at $735 per month - the federal rental-assistance benchmark for this county. A 2-bedroom costs $916/mo and a studio is $632/mo. This is 23% lower than the national average of $959 and 14% below the Illinois average of $854.
Rent decreased0.4% from FY 2025 ($738), roughly tracking inflation. To afford rent here, a household needs at least $29,400/year based on the 30% affordability rule.
FY 2026 HUD Fair Market Rents in Illinois. Population: 13,313. Population grew 5.9% over the past five years (Census ACS) - among the faster-growing counties nationally, a trend that typically adds upward pressure on rents. That's faster than Illinois's statewide growth of -1.0% over the same period.
What these rents mean for Johnson County
The Johnson County FMR area applies to all ZIP codes inside the county boundary, and Illinois's housing authorities use it as the baseline for Section 8 Housing Choice Voucher payment standards. See how FMR is calculated for the full 40th-percentile methodology and payment-standard rules.
Johnson County's 1-bedroom rent runs 23% below the US average of $959 and 14% lower than the Illinois state average of $854. Over the past year, 1-bedroom rent here shifted from$738 in FY 2025 to $735 in FY 2026 - a change of -0.4%, which tracks roughly with broader price trends.
At the FY 2026 1-bedroom FMR of $735, affording it under the 30%-of-income rule takes $29,400 per year (about $2,450/month) in household income, and a 2-bedroom at $916 pushes that threshold even higher. With a population of 13,313 and a county median household income of $65,203, the arithmetic here directly shapes which wage earners can rent without being cost-burdened.
Fair Market Rents (2026)
Year-over-Year Comparison
| Bedrooms | FY 2025 | FY 2026 | Change |
|---|---|---|---|
| Studio | $617 | $632 | +$15 (+2.4%) |
| 1 Bedroom | $738 | $735 | $-3 (-0.4%) |
| 2 Bedroom | $900 | $916 | +$16 (+1.8%) |
| 3 Bedroom | $1,197 | $1,159 | $-38 (-3.2%) |
| 4 Bedroom | $1,511 | $1,360 | $-151 (-10.0%) |
Affordability Snapshot
Based on the standard that rent should not exceed 30% of gross income:
Rent Burden Analysis
How much of household income goes to rent in Johnson County. The 30% threshold indicates cost burden.
How we calculate this
Rent burden = (FMR × 12) ÷ county median household income. Required income = (FMR × 12) ÷ 0.3, the federal 30%-of-gross-income rule HUD uses to define cost burden. Median household income is from the U.S. Census Bureau's American Community Survey; FMR is from HUD's FY2026 release. See methodology.
Johnson County 2-bedroom rent burden
Where Johnson sits among every US county
2-bedroom Fair Market Rent vs. all 3,145 HUD counties
$916 higher than 15% of 3,145 counties
Each bar is a $0.2K-wide band; taller bars hold more counties. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Department of Housing and Urban Development, Fair Market Rents · FY2026
How Johnson compares on 1-bedroom rent
1-bedroom FMR vs other Illinois counties
- Cook
Cook County
$1,581 1BR FMR / mo
- DuPage
DuPage County
$1,581 1BR FMR / mo
- Lake
Lake County
$1,581 1BR FMR / mo
- Will
Will County
$1,581 1BR FMR / mo
- Kane
Kane County
$1,581 1BR FMR / mo
- McHenry
McHenry County
$1,581 1BR FMR / mo
- Johnson
Johnson County
$735 1BR FMR / mo
What this shows Johnson is highlighted. Nearby Illinois counties by 1-bedroom FMR, highest to lowest: Cook County ($1,581), DuPage County ($1,581), Lake County ($1,581), Will County ($1,581), Kane County ($1,581), McHenry County ($1,581), Johnson County (this county) ($735).
Can Common Jobs Afford Rent Here?
How a 1-bedroom at $735/mo compares to Illinois salaries for popular occupations (BLS wage data, 30%-of-income rule).
| Occupation | IL Salary | Rent Burden | Verdict |
|---|---|---|---|
| Software Developers | $127,770 | 6.9% | Affordable |
| General & Operations Managers | $101,430 | 8.7% | Affordable |
| Police & Sheriff's Patrol Officers | $101,530 | 8.7% | Affordable |
| Electricians | $96,360 | 9.2% | Affordable |
| Registered Nurses | $86,410 | 10.2% | Affordable |
| Accountants & Auditors | $79,300 | 11.1% | Affordable |
| Elementary School Teachers | $64,160 | 13.7% | Affordable |
| Paralegals & Legal Assistants | $62,290 | 14.2% | Affordable |
| Heavy & Tractor-Trailer Truck Drivers | $59,790 | 14.8% | Affordable |
| Customer Service Representatives | $44,910 | 19.6% | Affordable |
| Pharmacy Technicians | $44,610 | 19.8% | Affordable |
| Janitors & Cleaners | $37,010 | 23.8% | Affordable |
| Teaching Assistants | $35,780 | 24.7% | Affordable |
| Retail Salespersons | $34,490 | 25.6% | Affordable |
| Fast Food & Counter Workers | $31,900 | 27.6% | Affordable |
Rent Trends (2020–2026)
7-year Fair Market Rent history for Johnson County. Shows how HUD rental rates have changed over time.
Over the 6-year span HUD has tracked for Johnson (FY 2020-2026), the 1-bedroom Fair Market Rent has risen 38.7% overall, from $530 to $735. Most of that movement was gradual except for a single sharp jump of +12.6% in FY 2023, well above this county's typical year-to-year change.
| Year | Studio | 1 BR | 2 BR |
|---|---|---|---|
| FY 2026 ↓0.4% | $632 | $735 | $916 |
| FY 2025 ↑1.5% | $617 | $738 | $900 |
| FY 2024 ↑8.7% | $617 | $727 | $910 |
| FY 2023 ↑12.6% | $592 | $669 | $875 |
| FY 2022 ↑11.9% | $519 | $594 | $781 |
| FY 2021 ↑0.2% | $462 | $531 | $700 |
| FY 2020 | $455 | $530 | $698 |
Where Johnson County Ranks in Illinois
Johnson County is not part of any federally-designated metropolitan or micropolitan statistical area -- an independent rental market not administratively tied to a larger urban core. By 2-bedroom FMR, it ranks #22 of 102 counties in Illinois. Nearest by rank: Fulton County ($916), Gallatin County ($916), Hamilton County ($916), Hancock County ($916), Hardin County ($916), Henderson County ($916), Iroquois County ($916), Jackson County ($916), Johnson County (this county) ($916), Knox County ($916), Lee County ($916), Macoupin County ($916), Marion County ($916), Mason County ($916), Morgan County ($916), Moultrie County ($916), Perry County ($916).
Nearby Counties in Illinois
Largest counties by population in Illinois
Frequently Asked Questions
What is the average rent in Johnson County? ▼
How does Johnson County rent compare to the national average? ▼
What income do I need to afford rent in Johnson County? ▼
Is rent going up or down in Johnson County? ▼
Which jobs can afford rent in Johnson County? ▼
How much has rent changed in Johnson County over time? ▼
How does Fair Market Rent affect Section 8 vouchers in Johnson County? ▼
What does Fair Market Rent mean for Johnson County? ▼
What this means for renters
Treat Johnson's FY2026 Fair Market Rent as HUD's affordability benchmark, not a market quote.
- Budget to roughly 30% of income: the FY2026 1-bedroom FMR of $735 implies about $29,400/yr to rent without being cost-burdened. Run your numbers
- Compare this county against nearby metros and states before signing a lease. Compare areas
- See where it sits on the national rent map. View rankings
Fair Market Rent is HUD's 40th-percentile policy benchmark used to set Housing Choice Voucher payment standards. Actual asking rents in Johnson can run higher or lower, and HUD updates FMRs once a year. This page is informational and not financial or relocation advice.
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the U.S. Census Bureau and HUD Fair Market Rents. Consult a qualified professional before making decisions based on this data.
Every figure on PlainRent is rendered directly from HUD's published Fair Market Rent records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of FY 2026.