Gas prices in Kentucky
Regular gas costs an average of $4.29 a gallon in Kentucky, and diesel $6.53, based on the Midwest regional figure for the week of September 28, 2026. That's 18 cents below the national average.
EIA doesn't publish a separate average for Kentucky, so this is the Midwest average, which covers Kentucky. Prices at individual stations vary.
| Fuel | Kentucky | U.S. average |
|---|---|---|
| Regular | $4.29 | $4.47 |
| Diesel | $6.53 | $6.38 |
What gas costs in Kentucky
Filling a 15-gallon tank with regular costs about $64.35. A 300-mile road trip in a car that gets 25 mpg uses 12 gallons, which comes to about $51.48.
Frequently asked questions
How much is gas in Kentucky right now?
Regular gas averages $4.29 a gallon based on the Midwest regional figure for the week of September 28, 2026.
How much is diesel in Kentucky?
Diesel averages $6.53 a gallon based on the Midwest figure.
How much does it cost to fill up in Kentucky?
A 15-gallon tank of regular costs about $64.35 at the average price.
Where do these prices come from?
The U.S. Energy Information Administration surveys retail gas stations every week and publishes averages for the nation, regions and nine states every Monday.
Gas prices in Midwest over time
Since 6 October 2025, the typical price of regular gas has risen by 136 cents.
Weekly averages from the U.S. Energy Information Administration. See national price history.
Gas prices in other states
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