Idaho Gas Price Today
Last updated: Wednesday, July 1, 2026 at 04:58 PM GMT+5:30
Today's Idaho Gas Price Average
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Gas Prices by City in Idaho
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| City / Metro | Regular | Midgrade | Premium | Diesel |
|---|---|---|---|---|
| Boise | $4.701▲ +$0.02 | $5.313▼ -$0.02 | $5.783▲ +$0.03 | $5.407▲ +$0.01 |
| Caldwell | $4.804▼ -$0.03 | $5.428▲ +$0.03 | $5.909▼ -$0.01 | $5.524▲ +$0.02 |
| Coeur d'Alene | $4.889▲ +$0.01 | $5.525▲ +$0.01 | $6.013▼ -$0.02 | $5.622▼ -$0.03 |
| Idaho Falls | $4.925▲ +$0.03 | $5.565▼ -$0.03 | $6.058▼ -$0.01 | $5.664▲ +$0.02 |
| Lewiston | $5.007▼ -$0.03 | $5.658▲ +$0.03 | $6.159▲ +$0.01 | $5.758▲ +$0.02 |
| Meridian | $4.721▼ -$0.01 | $5.335▼ -$0.01 | $5.807▼ -$0.02 | $5.430▼ -$0.03 |
| Nampa | $5.042▼ -$0.03 | $5.697▲ +$0.03 | $6.202▲ +$0.01 | $5.798▼ -$0.02 |
| Pocatello | $4.720▲ +$0.03 | $5.333▼ -$0.03 | $5.805▼ -$0.01 | $5.428▲ +$0.02 |
| Twin Falls | $4.999▼ -$0.02 | $5.649▼ -$0.02 | $6.149▼ -$0.03 | $5.749▲ +$0.01 |
How Does Idaho's Gas Price Compare to the National Average?
The national average gas price today is $4.052/gal for regular unleaded. Idaho's average of $4.881/gal is 0.829/gal higher than the national average. Factors such as state fuel taxes, refinery access, and distribution costs contribute to this difference.
Frequently Asked Questions
What is the gas price in Idaho today?▼
Today's average gas price in Idaho is $4.881 per gallon for regular unleaded fuel. Midgrade averages $5.516, premium is $6.004, and diesel is $5.613 per gallon. Prices are currently trending up and updated daily from AAA data across the state.
Is gas cheaper in Idaho than the national average?▼
Idaho's regular gas price of $4.881 per gallon is $0.829 per gallon higher than the national average of $4.052. This price difference stems from state fuel tax rates, proximity to refineries, and regional supply chain factors that vary by location.
Which city in Idaho has the cheapest gas prices?▼
Boise has the cheapest gas in Idaho today at $4.701 per gallon. Prices can vary within states due to local competition, distribution costs, and proximity to supply terminals. Use the map to find gas prices near me in your area.
Why is diesel more expensive than regular gas in Idaho?▼
Diesel in Idaho is $5.613 per gallon while regular gasoline is $4.881 per gallon. Diesel pricing reflects higher refining costs, increased federal and state diesel taxes, and seasonal demand from the trucking and agriculture sectors that can push prices above gasoline.