Cost of Living in Illinois

Updated November 2026 · population 12,694,798

Cost index (US = 100)
100.0
About the US average
State rank
#19 of 51
1 = most expensive · all states
Monthly budget
$2,643
single · $5,187 family of 4
Modelled, state-average prices
Median rent
$1,274
home value $263,300

Illinois prices are equal to the US average (index 100.0), ranking 19th most expensive of 51 states and DC; utilities is the biggest saving at 85.0, and a single adult's modelled budget at state-average prices is about $2,643 a month.

Prices by category

Illinois price index by category, US average = 100: All items 100.0, Housing (rents) 93.9, Goods 103.8, Utilities 85.0, Other services 100.2

Cheaper than US average More expensive · BEA RPP 2024, state level
AreaAll items
Illinois (whole state)100.0
Metropolitan areas of Illinois101.5
Nonmetropolitan areas of Illinois87.4

Cities in Illinois

Select a column heading to sort.

Chicago 2,711,226 103.9 $2,862 $5,408 $1,440 $334,100
Aurora 179,898 106.1 $2,825 $5,675 $1,596 $274,800
Naperville 150,692 110.0 $3,249 $6,305 $1,885 $540,200
Joliet 150,445 101.7 $2,459 $5,337 $1,276 $265,800
Rockford 147,521 91.4 $2,172 $4,649 $985 $129,000
Elgin 114,934 102.9 $2,681 $5,480 $1,361 $273,000
Springfield 113,330 91.8 $2,207 $4,679 $975 $162,100
Peoria 112,169 91.4 $2,191 $4,599 $1,005 $156,200
Champaign 89,996 93.1 $2,430 $4,863 $1,123 $210,900
Waukegan 89,076 100.8 $2,581 $5,241 $1,205 $190,900
Cicero 82,797 100.1 $2,519 $5,169 $1,154 $249,400
Bloomington 78,907 93.5 $2,242 $4,908 $1,050 $203,300
Schaumburg 76,868 109.0 $3,203 $6,104 $1,812 $330,400
Evanston 76,340 108.3 $3,147 $5,987 $1,762 $481,200
Arlington Heights 76,005 108.3 $3,210 $6,367 $1,760 $414,500
Bolingbrook 74,096 108.1 $3,025 $5,948 $1,749 $314,700
Decatur 69,815 89.4 $2,106 $4,454 $845 $99,600
Palatine 66,293 105.4 $2,911 $5,780 $1,549 $355,600
Skokie 66,219 105.5 $2,871 $5,889 $1,552 $387,200
Des Plaines 59,156 106.2 $2,857 $5,666 $1,606 $335,600
Orland Park 57,916 103.9 $2,933 $5,757 $1,440 $367,200
Oak Lawn 56,861 102.5 $2,835 $5,644 $1,335 $281,200
Berwyn 55,595 100.9 $2,571 $5,441 $1,215 $299,800
Mount Prospect 55,472 104.8 $3,008 $5,996 $1,502 $397,400
Tinley Park 54,842 104.7 $2,969 $6,015 $1,495 $299,900
Normal 53,569 92.3 $2,384 $4,669 $965 $213,600
Wheaton 53,557 108.8 $3,340 $6,154 $1,799 $455,700
Oak Park 53,292 106.0 $2,979 $6,081 $1,593 $465,500
Hoffman Estates 51,175 107.9 $2,864 $6,190 $1,734 $351,900
Downers Grove 50,054 106.9 $3,013 $6,266 $1,656 $449,800
Moline 42,197 88.4 $2,219 $4,698 $900 $146,300
Urbana 39,341 91.2 $2,338 $4,854 $972 $184,900

Metro areas in Illinois

Metro areaAll itemsHousing
Chicago-Naperville-Elgin, IL-IN103.6112.0
Kankakee, IL96.492.9
St. Louis, MO-IL95.179.0
Bloomington, IL93.574.7
Springfield, IL92.771.6
Champaign-Urbana, IL92.771.6
Rockford, IL92.270.1
Peoria, IL91.263.8
Davenport-Moline-Rock Island, IA-IL89.168.3
Decatur, IL88.456.2
Paducah, KY-IL86.148.8
Cape Girardeau, MO-IL86.156.4

BEA Regional Price Parities 2024 for metropolitan statistical areas that include part of Illinois.

Modelled monthly budget at Illinois average prices

1 adult · 1-bedroom · modelled estimate for Illinois (state average)

CategoryPer monthPer yearShare
Housing (rent) $974 $11,688 37%
Utilities $225 $2,700 9%
Food at home $293 $3,516 11%
Transportation $627 $7,524 24%
Health care $352 $4,224 13%
Clothing, personal care & supplies $172 $2,064 7%
Total$2,643$31,716100%

2 adults · 2-bedroom · modelled estimate for Illinois (state average)

CategoryPer monthPer yearShare
Housing (rent) $1,116 $13,392 26%
Utilities $358 $4,296 8%
Food at home $541 $6,492 13%
Transportation $1,241 $14,892 29%
Health care $652 $7,824 15%
Clothing, personal care & supplies $339 $4,068 8%
Total$4,247$50,964100%

2 adults + 2 children · 3-bedroom · modelled estimate for Illinois (state average)

CategoryPer monthPer yearShare
Housing (rent) $1,286 $15,432 25%
Utilities $435 $5,220 8%
Food at home $771 $9,252 15%
Transportation $1,650 $19,800 32%
Health care $608 $7,296 12%
Clothing, personal care & supplies $437 $5,244 8%
Total$5,187$62,244100%

state figures Rents are Census ACS state medians by bedrooms. See the methodology.

Electricity and gas and inflation

Residential electricity

19.32¢/kWh, August 2026

12-month change +7.2% · US 18.16¢

Aug 2025: 18.03¢/kWh Sep 2025: 19.01¢/kWh Oct 2025: 18.70¢/kWh Nov 2025: 18.28¢/kWh Dec 2025: 17.05¢/kWh Jan 2026: 16.36¢/kWh Feb 2026: 17.83¢/kWh Mar 2026: 18.85¢/kWh Apr 2026: 20.47¢/kWh May 2026: 23.85¢/kWh Jun 2026: 19.89¢/kWh Jul 2026: 19.22¢/kWh Aug 2026: 19.32¢/kWh

Regular gasoline regional figure: Midwest (PADD 2)

$4.10/gal, week of 2026-11-02

12-month change +45.0% · US $4.15

2026-05-11: $4.405/gal 2026-05-18: $4.399/gal 2026-05-25: $4.352/gal 2026-06-01: $4.135/gal 2026-06-08: $3.945/gal 2026-06-15: $3.861/gal 2026-06-22: $3.723/gal 2026-06-29: $3.625/gal 2026-07-06: $3.531/gal 2026-07-13: $3.662/gal 2026-07-20: $3.780/gal 2026-07-27: $3.882/gal 2026-08-03: $3.929/gal 2026-08-10: $3.816/gal 2026-08-17: $3.938/gal 2026-08-24: $3.934/gal 2026-08-31: $3.847/gal 2026-09-07: $3.894/gal 2026-09-14: $4.091/gal 2026-09-21: $4.386/gal 2026-09-28: $4.291/gal 2026-10-05: $4.109/gal 2026-10-12: $4.145/gal 2026-10-19: $4.145/gal 2026-10-26: $4.269/gal 2026-11-02: $4.102/gal

Consumer prices in the Midwest region rose +4.2% over the 12 months to September 2026 (US +3.7%; BLS CPI-U).

Price level history

Year201920202021202220232024
Illinois99.5100.3101.3101.298.8100.0

Change over the period: +0.5 points. Each year is measured relative to that year's US average.

Frequently asked questions

Is Illinois an expensive state to live in?

Illinois has a cost of living index of 100.0 (US = 100), equal to the US average. It ranks 19th of 51 (1 = most expensive). Housing is 93.9 (rank 21), goods 103.8, utilities 85.0 and other services 100.2. Source: BEA Regional Price Parities 2024.

How much does it cost to live in Illinois?

At Illinois state-average prices, our modelled monthly budget is $2,643 for a single adult, $4,247 for a couple and $5,187 for a family of four, before taxes and child care. Costs vary widely within the state: metro areas average 101.5 and nonmetro areas 87.4.

What is the median rent and home value in Illinois?

The median gross rent in Illinois is $1,274 a month and the median home value is $263,300 (Census ACS 2020-2024). The typical renter spends 29.1% of income on rent.

Sources

Budgets are modelled estimates, not observed spending. Not financial advice. Methodology