Illinois · FIPS 17199 · HUD FY 2027
Williamson County, Illinois Fair Market Rent
HUD’s FY 2027 Fair Market Rent for a 2-bedroom in Williamson County is $996 a month (rent plus utilities), 42% below the Illinois average of $1,724 and 43% below the U.S. average of $1,761. That is down $41 (4.0%) from FY 2026. At 30% of income, a household needs about $39,840 a year to afford it.
- $9962-bedroom FMR−$41 (−4.0%) vs FY 2026
- $7611-bedroom FMRIllinois: $1,489 · U.S.: $1,478
- $39,840Income for a 2-bedroom$19/hour full-time
- 41 of 1022BR rank in Illinois1 = highest rent
| Unit | Williamson County FY 2027 | FY 2026 | Change | Illinois avg | U.S. avg | Income needed |
|---|---|---|---|---|---|---|
| Studio | $694 | $753 | −$59 (−7.8%) | $1,401 | $1,379 | $27,760 |
| 1 bedroom | $761 | $790 | −$29 (−3.7%) | $1,489 | $1,478 | $30,440 |
| 2 bedrooms | $996 | $1,037 | −$41 (−4.0%) | $1,724 | $1,761 | $39,840 |
| 3 bedrooms | $1,304 | $1,369 | −$65 (−4.7%) | $2,220 | $2,266 | $52,160 |
| 4 bedrooms | $1,309 | $1,386 | −$77 (−5.6%) | $2,524 | $2,607 | $52,360 |
How Williamson County compares
- Williamson County is a non-metro county, so HUD sets one Fair Market Rent for the whole county.
- Across Illinois, 2-bedroom FMRs run from $930 (White County) to $2,341 (Kendall County).
- Studio to 4-bedroom: $694, $761, $996, $1,304, $1,309. HUD derives the other sizes from the 2-bedroom figure with fixed ratios, adjusted where local data warrant.
- HUD also publishes ZIP-level Small Area FMRs. For the 12 ZIP codes mostly in Williamson County (by land area), the 2-bedroom figure ranges from $940 to $1,130.
Small Area FMRs by ZIP code in Williamson County
| ZIP | Studio | 1BR | 2BR | 3BR | 4BR | 2BR vs FY 2026 | 2BR vs area FMR |
|---|---|---|---|---|---|---|---|
| 62841 | $720 | $790 | $1,030 | $1,360 | $1,400 | −$10 (−1.0%) | 3% above |
| 62902 | $680 | $790 | $980 | $1,280 | $1,310 | +$40 (+4.3%) | 2% below |
| 62915 | $710 | $720 | $940 | $1,290 | $1,400 | −$100 (−9.6%) | 6% below |
| 62918 | $750 | $820 | $1,070 | $1,400 | $1,410 | −$50 (−4.5%) | 7% above |
| 62921 | $750 | $820 | $1,070 | $1,400 | $1,410 | −$50 (−4.5%) | 7% above |
| 62922 | $680 | $720 | $940 | $1,240 | $1,260 | +$10 (+1.1%) | 6% below |
| 62933 | $680 | $720 | $940 | $1,240 | $1,260 | no change | 6% below |
| 62948 | $790 | $860 | $1,130 | $1,480 | $1,490 | −$30 (−2.6%) | 13% above |
| 62949 | $680 | $720 | $940 | $1,240 | $1,260 | −$10 (−1.1%) | 6% below |
| 62951 | $680 | $720 | $940 | $1,240 | $1,260 | +$10 (+1.1%) | 6% below |
| 62959 | $680 | $750 | $980 | $1,280 | $1,290 | −$40 (−3.9%) | 2% below |
| 62974 | $690 | $730 | $960 | $1,260 | $1,360 | −$90 (−8.6%) | 4% below |
Sources
- U.S. Department of Housing and Urban Development, HUD User Fair Market Rents: FY 2027 FMRs (file dated August 26, 2026) and FY 2026 FMRs (file dated April 21, 2026).
- HUD User Small Area Fair Market Rents: FY 2027 SAFMRs (file dated August 31, 2026) and FY 2026 SAFMRs (file dated April 21, 2026).
- ZIP-to-county assignment: Census Bureau 2020 ZCTA-to-county relationship file (file dated December 9, 2021), largest land-area overlap.
Fair Market Rents are HUD’s estimate of gross rent (rent plus utilities) for a modest unit, set at the 40th percentile of recent-mover rents. FY 2027 is HUD’s fiscal year beginning October 1, 2026. Housing authorities set voucher payment standards from these figures; check yours.