E85 in Illinois runs about $3.39/gal, $0.40 above the national average of $2.99 (13% pricier). Prices below come from the national alternative-fuels database plus crowd-verified driver reports, and each station page shows exactly when its price was last confirmed.
Every E85 station in Illinois (page 5 of 8)
| Station | Address | E85 |
|---|---|---|
| BP | 5520 W Elm St, McHenry | $3.39 |
| BP | 10007 N MAIN ST, Richmond | $3.39 |
| BP | 339 Roosevelt Rd, Glen Ellyn | $3.39 |
| BP - Arlington Heights | 2250 S Arlington Heights Rd, Arlington Heights | $3.39 |
| Casey's | 401 N Cheney St, Taylorville | $3.39 |
| Meijer Express Gas Station #265 | 9202 S Western Ave, Evergreen Park | $3.39 |
| Shell - Gages Lake | 33978 N US 45, Gages Lake | $3.39 |
| Thorntons #308 | 34225 N US 45, Third Lake | $3.39 |
| Thorntons #314 | 601 Rte 83, Bensenville | $3.39 |
| Volo BP | 205 S US Highway 12, Volo | $3.39 |
| Shell - Jiffi Stop #16 | 1401 N 24th St, Quincy | $3.40 |
| Speedway | 23730 W Eames St, Channahon | $3.43 |
| Casey's | 5965 Columbia Pkwy, Rockford | $3.44 |
| Casey's | 309 S Division St, Harvard | $3.44 |
| Thorntons #40 | 250 E Roosevelt Rd, Villa Park | $3.44 |
| Casey's | 580 E Veterans Pkwy, Yorkville | $3.45 |
| Freeport FAST STOP Express | 1641 S Sleezer Home Rd, Freeport | $3.45 |
| Thorntons | 25451 S Ridgeland Ave, Monee | $3.45 |
| Thorntons #329 | 1321 Joliet Rd, Romeoville | $3.45 |
| Thorntons #329 | 1321 N Joliet Rd, Romeoville | $3.45 |
| Casey's | 1002 Sarpy St, Morrisonville | $3.46 |
| Thorntons #302 | 2798 W Jefferson St, Joliet | $3.47 |
| BP | 695 Barrington Ave, Carpentersville | $3.49 |
| Casey's | 1137 N Main St, Monmouth | $3.49 |
| Casey's | 1725 PJ Keller Hwy, Lexington | $3.49 |
| Casey's | 724 Main St, Meredosia | $3.49 |
| Casey's | 1232 N 4th St, Chillicothe | $3.49 |
| Fast & Fresh | 1975 National Blvd, Galesburg | $3.49 |
| Gas N Wash | 5641 W 65th St, Bedford Park | $3.49 |
| Green Mount MotoMart | 1790 Frank Scott Pkwy E, Shiloh | $3.49 |
| Midwest Petroleum - ZX | 4001 S State Route 159, Glen Carbon | $3.49 |
| Mobil - North Damen Mart | 2801 N Damen Ave, Chicago | $3.49 |
| Casey's | 2125 N Main St, Princeton | $3.54 |
| Casey's | 103 6th Ave E, Andalusia | $3.54 |
| Casey's | 700 S 8th St, West Dundee | $3.54 |
| Casey's | 2400 US-12, Spring Grove | $3.54 |
| Murphy USA | 1265 Lake Ave, Woodstock | $3.54 |
| Casey's | 917 S Maple St, Cambria | $3.55 |
| Casey's | 2601 E Lincoln Hwy, New Lenox | $3.55 |
| Shell | 2494 Oakton St, Evanston | $3.55 |
| BP | 1998 Willow Rd, Northbrook | $3.59 |
| Murphy USA | 431 E Lincoln Hwy, New Lenox | $3.59 |
| Shell | 4231 W Algonquin Rd, Lake in the Hills | $3.59 |
| Thorntons #385 | 101 Burwash Ave, Savoy | $3.59 |
| Murphy Express | 4010 Route 173, Zion | $3.61 |
| Casey's | 9601 Forest Hills Rd, Machesney Park | $3.64 |
| Casey's | 425 Beloit Rd, Belvidere | $3.64 |
| Casey's | 4001 Interstate Blvd, Loves Park | $3.64 |
| Casey's | 2040 S Eastwood Dr, Woodstock | $3.64 |
| Casey's | 1410 S Bell School Rd, Rockford | $3.64 |
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Top cities for E85 in Illinois
Chicago (30) · Springfield (9) · North Aurora (6) · Cicero (6) · Lockport (6) · Plainfield (6) · Homer Glen (5) · Rockford (5)
Is E85 worth it in Illinois?
E85 is usually 15–30% cheaper per gallon than regular gas, but ethanol carries ~27% less energy, so the honest test is cost per mile — E85 wins when it's priced at least 20–25% below regular. E85 App compares that for you automatically. (More: is E85 actually cheaper?)
Know what's really in the pump
Pump "E85" isn't a fixed 85% ethanol — it's legally 51–83% and drops in winter, which changes your octane and how you blend to E30/E50. (More: your E85 isn't 85%.)
Find E85 now
Live prices, the real ethanol map, and a blend calculator — free on iPhone.
Download on theApp StoreOnly flex-fuel vehicles (FFVs) should run E85 — confirm compatibility before you fill. See how to find E85 near you or browse other states.