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Zip Codes in Illinois Where Section 8 Pays More Than Market Rent

188 of the 305 Illinois ZIP codes with data show a FY2027 voucher rent basis above the typical asking rent, topping out at +48%. Market rents as of July 2026.

Illinois premium ZIP codes, ranked

#ZIPLocationVoucher rent (2BR)Voucher rent (3BR)Typical market rentPremiumBasis
161605PeoriaPeoria County$1,212$1,557$818+48%County FMRAnalyze deal
260021Fox River GroveMcHenry County$3,020$3,880$2,100+44%ZIP SAFMRAnalyze deal
361866RantoulChampaign County$1,173$1,474$853+38%County FMRAnalyze deal
460615ChicagoCook County$2,440$3,140$1,831+33%ZIP SAFMRAnalyze deal
560660ChicagoCook County$2,500$3,210$1,883+33%ZIP SAFMRAnalyze deal
662002AltonMadison County$1,300$1,670$981+33%ZIP SAFMRAnalyze deal
762901CarbondaleJackson County$930$1,212$702+33%County FMRAnalyze deal
860548SandwichDeKalb County$1,481$2,006$1,123+32%County FMRAnalyze deal
960195Hoffman EstatesCook County$2,390$3,070$1,814+32%ZIP SAFMRAnalyze deal
1061554PekinTazewell County$1,212$1,557$926+31%County FMRAnalyze deal
1160093WinnetkaCook County$2,630$3,380$2,010+31%ZIP SAFMRAnalyze deal
1260626ChicagoCook County$2,280$2,930$1,752+30%ZIP SAFMRAnalyze deal
1361920CharlestonColes County$950$1,231$732+30%County FMRAnalyze deal
1460804CiceroCook County$1,690$2,170$1,314+29%ZIP SAFMRAnalyze deal
1560640ChicagoCook County$2,600$3,340$2,026+28%ZIP SAFMRAnalyze deal
1662526DecaturMacon County$1,091$1,407$856+28%County FMRAnalyze deal
1760174Saint CharlesKane County$2,440$3,140$1,925+27%ZIP SAFMRAnalyze deal
1860563NapervilleDuPage County$2,690$3,460$2,131+26%ZIP SAFMRAnalyze deal
1960301Oak ParkCook County$3,020$3,880$2,394+26%ZIP SAFMRAnalyze deal
2060007Elk Grove VillageCook County$2,210$2,840$1,758+26%ZIP SAFMRAnalyze deal
2160625ChicagoCook County$2,390$3,070$1,912+25%ZIP SAFMRAnalyze deal
2260087WaukeganLake County$1,840$2,370$1,475+25%ZIP SAFMRAnalyze deal
2360435JolietWill County$1,880$2,420$1,511+24%ZIP SAFMRAnalyze deal
2460193SchaumburgCook County$2,640$3,400$2,133+24%ZIP SAFMRAnalyze deal
2560827RiverdaleCook County$1,610$2,070$1,306+23%ZIP SAFMRAnalyze deal
2660148LombardDuPage County$2,560$3,290$2,088+23%ZIP SAFMRAnalyze deal
2760649ChicagoCook County$1,710$2,200$1,395+23%ZIP SAFMRAnalyze deal
2862522DecaturMacon County$1,091$1,407$890+23%County FMRAnalyze deal
2960616ChicagoCook County$2,270$2,920$1,858+22%ZIP SAFMRAnalyze deal
3061604PeoriaPeoria County$1,212$1,557$994+22%County FMRAnalyze deal
3160613ChicagoCook County$2,910$3,740$2,393+22%ZIP SAFMRAnalyze deal
3260656ChicagoCook County$1,960$2,520$1,619+21%ZIP SAFMRAnalyze deal
3360005Arlington HeightsCook County$2,200$2,830$1,818+21%ZIP SAFMRAnalyze deal
3460446RomeovilleWill County$2,570$3,300$2,124+21%ZIP SAFMRAnalyze deal
3560053Morton GroveCook County$3,020$3,880$2,497+21%ZIP SAFMRAnalyze deal
3660532LisleDuPage County$2,380$3,060$1,981+20%ZIP SAFMRAnalyze deal
3760603ChicagoCook County$2,960$3,810$2,464+20%ZIP SAFMRAnalyze deal
3860504AuroraDuPage County$2,700$3,470$2,250+20%ZIP SAFMRAnalyze deal
3960130Forest ParkCook County$1,900$2,440$1,592+19%ZIP SAFMRAnalyze deal
4060450MorrisGrundy County$1,613$2,219$1,352+19%County FMRAnalyze deal
4160031GurneeLake County$2,310$2,970$1,939+19%ZIP SAFMRAnalyze deal
4262220BellevilleSaint Clair County$1,220$1,570$1,024+19%ZIP SAFMRAnalyze deal
4360484University ParkWill County$2,260$2,910$1,900+19%ZIP SAFMRAnalyze deal
4460173SchaumburgCook County$2,470$3,180$2,087+18%ZIP SAFMRAnalyze deal
4560517WoodridgeDuPage County$2,040$2,620$1,725+18%ZIP SAFMRAnalyze deal
4661455MacombMcDonough County$930$1,186$786+18%County FMRAnalyze deal
4760015DeerfieldLake County$3,020$3,880$2,557+18%ZIP SAFMRAnalyze deal
4860098WoodstockMcHenry County$1,670$2,150$1,415+18%ZIP SAFMRAnalyze deal
4960636ChicagoCook County$1,620$2,080$1,373+18%ZIP SAFMRAnalyze deal
5060657ChicagoCook County$3,020$3,880$2,559+18%ZIP SAFMRAnalyze deal
5160187WheatonDuPage County$2,390$3,070$2,027+18%ZIP SAFMRAnalyze deal
5260120ElginCook County$1,910$2,460$1,624+18%ZIP SAFMRAnalyze deal
5360089Buffalo GroveLake County$2,850$3,670$2,428+17%ZIP SAFMRAnalyze deal
5460602ChicagoCook County$3,020$3,880$2,574+17%ZIP SAFMRAnalyze deal
5560004Arlington HeightsCook County$2,470$3,180$2,107+17%ZIP SAFMRAnalyze deal
5660051LakemoorMcHenry County$2,270$2,920$1,938+17%ZIP SAFMRAnalyze deal
5760056Mount ProspectCook County$2,040$2,620$1,754+16%ZIP SAFMRAnalyze deal
5860102AlgonquinMcHenry County$2,690$3,460$2,318+16%ZIP SAFMRAnalyze deal
5961201Rock IslandRock Island County$1,056$1,396$911+16%County FMRAnalyze deal
6060124ElginKane County$2,690$3,460$2,324+16%ZIP SAFMRAnalyze deal
6160160Melrose ParkCook County$1,640$2,110$1,417+16%ZIP SAFMRAnalyze deal
6260402BerwynCook County$1,630$2,100$1,410+16%ZIP SAFMRAnalyze deal
6360561DarienDuPage County$2,510$3,230$2,171+16%ZIP SAFMRAnalyze deal
6460659ChicagoCook County$2,080$2,670$1,799+16%ZIP SAFMRAnalyze deal
6560155BroadviewCook County$1,550$1,990$1,345+15%ZIP SAFMRAnalyze deal
6661103RockfordWinnebago County$1,172$1,542$1,021+15%County FMRAnalyze deal
6762221BellevilleSaint Clair County$1,370$1,760$1,194+15%ZIP SAFMRAnalyze deal
6860169Hoffman EstatesCook County$2,310$2,970$2,016+15%ZIP SAFMRAnalyze deal
6960503AuroraWill County$2,910$3,760$2,539+15%ZIP SAFMRAnalyze deal
7061071Rock FallsWhiteside County$945$1,237$825+15%County FMRAnalyze deal
7160134GenevaKane County$2,460$3,160$2,150+14%ZIP SAFMRAnalyze deal
7260661ChicagoCook County$3,020$3,880$2,640+14%ZIP SAFMRAnalyze deal
7360304Oak ParkCook County$1,820$2,340$1,593+14%ZIP SAFMRAnalyze deal
7461264MilanRock Island County$1,056$1,396$925+14%County FMRAnalyze deal
7560415Chicago RidgeCook County$1,730$2,220$1,518+14%ZIP SAFMRAnalyze deal

Premium compares the 2-bedroom voucher rent to the ZIP's typical asking rent across all home sizes. Rent data provided by Zillow Research.

How these numbers are calculated

  • Voucher rent is the HUD FY2027 2-bedroom Small Area Fair Market Rent (SAFMR) where it applies, otherwise the county or metro Fair Market Rent. This is the basis housing authorities use to set payment standards, typically 90 to 110 percent of it, and it is a gross rent that includes a utility allowance.
  • Typical market rent is the Zillow Observed Rent Index (ZORI) for the ZIP code as of July 2026, a smoothed measure of asking rents across all home types and sizes. Rent data provided by Zillow Research.
  • Premium compares the 2-bedroom voucher rent against that blended market figure, which is the conservative comparison. Premiums for 3 and 4 bedroom homes are often larger.
  • The premium is a screening signal, not a guarantee. Housing authorities run a rent reasonableness review against unassisted comparables before approving any contract rent, and the payment standard is a ceiling, not an entitlement. Always verify with the local housing authority.

Sources: HUD Fair Market Rents and Zillow Research (ZORI). FMRs effective October 1 each year; ZORI updates monthly.

Frequently asked questions

Which ZIP code in Illinois has the biggest Section 8 premium?
61605 (Peoria) currently shows the largest gap: the 2-bedroom voucher rent basis is $1,212 against a typical market rent of $818, a +48% premium.
How many ZIP codes in Illinois pay above market rent?
Of the 305 Illinois ZIP codes with both HUD and market rent data, 188 currently show a voucher rent basis above the typical asking rent.
Can I actually charge the full amount shown here?
Not automatically. The housing authority sets a payment standard between 90 and 110 percent of the FMR or SAFMR, and every lease passes a rent reasonableness review against comparable unassisted units. Treat the premium as a screening signal for where to look, then verify with the local housing authority.

More Illinois resources

Run the full numbers on a voucher deal

The Section 8 Investment Analyzer compares a voucher tenancy against a market tenancy side by side, with vacancy, lease-up lag, and inspection costs factored in. Free to use.

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