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1 / 5#5. Oregon
- Regular gas price: $4.89
How gas prices have changed in Illinois in the last week
Stacker compiled statistics on gas prices in Illinois using data from AAA. Gas prices are as of October 23.
Illinois by the numbers
- Gas current price: $4.81
- Week change: +$0.10 (+2.2%)
- Year change: +$1.55 (+47.6%)
- Historical expensive gas price: $5.56 (6/13/22)
- Diesel current price: $6.62
- Week change: +$0.04 (+0.6%)
- Year change: +$2.92 (+79.0%)
- Historical expensive diesel price: $6.83 (9/23/26)
Metros with most expensive gas in Illinois
#1. City of Chicago: $5.23
#2. Chicago Metro: $4.99
#3. Alexander County: $4.90
#4. Elgin: $4.87
#5. Lake County: $4.81
#6. Kankakee-Bradley: $4.81
#7. Rockford: $4.79
#8. Peoria-Pekin: $4.73
#9. Davenport-Moline-Rock Island (IL only): $4.68
#10. Springfield: $4.67
#11. Danville: $4.66
#12. Carbondale-Marion: $4.65
#13. Bloomington-Normal: $4.64
#14. Decatur: $4.60
#15. Champaign-Urbana: $4.57
#16. Quincy: $4.57
#17. East Saint Louis: $4.54
States with the least expensive gas
#1. North Carolina: $3.53
#2. Georgia: $3.69
#3. Texas: $3.75
#4. Louisiana: $3.82
#5. South Carolina: $3.83
Read on to see which states have the most expensive gas prices.
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2 / 5#4. Nevada
- Regular gas price: $5.32
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3 / 5#3. Washington
- Regular gas price: $5.33
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4 / 5#2. Hawaii
- Regular gas price: $5.66
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5 / 5#1. California
- Regular gas price: $6.06
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