Ethanol-Free Gas in Oskaloosa, IA

5 verified ethanol-free gas stations

Oskaloosa has 5 verified ethanol-free gas stations, all Casey's locations. All 5 carry 87-octane E0. For 90-octane or higher E0, the closest option is Maverik in Grinnell, Iowa, about 29 miles away. Every listing is independently verified; the most recent check in Oskaloosa was May 5, 2026.

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Ethanol-Free Gas in Oskaloosa

Casey's

1310 A Ave W, Oskaloosa, IA

6412550220

oct

Casey's

1809 9th Ave E, Oskaloosa, IA

6412550219

oct

Casey's

1902 S Market St, Oskaloosa, IA

6412550215

oct

Casey's

413 A Ave W, Oskaloosa, IA

6416739281

oct

Casey’S

901 S Market St, Oskaloosa, IA

641-673-1498

oct

All Iowa Stations

Nearby Cities with Ethanol-Free Gas

Straight-line distance from Oskaloosa.

Pella, IA

3 stations · 17 mi away

Ottumwa, IA

4 stations · 22 mi away

Knoxville, IA

4 stations · 24 mi away

Grinnell, IA

5 stations · 30 mi away

Newton, IA

4 stations · 35 mi away

Ethanol-Free Gas in Oskaloosa: FAQ

Is there ethanol-free gas in Oskaloosa, IA?

Yes. Oskaloosa has 5 gas stations verified to sell ethanol-free (E0) gasoline: Casey's (5 locations).

Does Oskaloosa have 90-octane or higher ethanol-free gas?

Not currently. Stations in Oskaloosa top out at 87-octane E0. The nearest station with 90-octane or higher is Maverik in Grinnell, Iowa, about 29 miles away.

Which brands sell ethanol-free gas in Oskaloosa?

Casey's (5 locations). All locations are independently verified through chain-website confirmation or direct source data; the most recent verification in Oskaloosa was May 5, 2026.