Ethanol-Free Gas in Yankton, SD
3 ethanol-free gas stations listed
Pumpworthy lists 3 ethanol-free gas stations in Yankton, all Casey's locations. All 3 carry 87-octane E0. For 90-octane or higher E0, the closest option is Maverik in Elk Point, South Dakota, about 40 miles away. Each listing is checked against the chain's own store data or a hand-reviewed driver report; the most recent check in Yankton was May 5, 2026.
Ethanol-Free Gas in Yankton
Nearby Cities with Ethanol-Free Gas
Ethanol-Free Gas in Yankton: FAQ
Is there ethanol-free gas in Yankton, SD?
Yes. Pumpworthy lists 3 gas stations in Yankton that sell ethanol-free (E0) gasoline: Casey's (3 locations).
Does Yankton have 90-octane or higher ethanol-free gas?
Not currently. Stations in Yankton top out at 87-octane E0. The nearest station with 90-octane or higher is Maverik in Elk Point, South Dakota, about 40 miles away.
Which brands sell ethanol-free gas in Yankton?
Casey's (3 locations). Each location is checked against the chain's own store data or a hand-reviewed driver report; the most recent check in Yankton was May 5, 2026.