Gas prices in Franklin
Gas prices in FranklinDaily metro average from AAA (2026-07-28), per gallon including taxes, for the Franklin area of Idaho.
Regular
$4.24
per gallon · €0.98/L
Midgrade
$4.50
per gallon · €1.04/L
Premium
$4.75
per gallon · €1.10/L
Diesel
$5.27
per gallon · €1.22/L
▲ 3.5% vs last week ($4.10)▲ 29.0% vs a year ago ($3.29)
Nearest Idaho metros on price
The metros immediately either side of Franklin in Idaho, so you can see whether paying $4.24 here is normal or not.
| Metro | Regular | vs Franklin |
|---|---|---|
| Coeur D'Alene | $4.16 | −$0.09 |
| Lewiston | $4.17 | −$0.07 |
| Franklin | $4.24 | — |
| Idaho Falls | $4.26 | +$0.01 |
| Pocatello | $4.28 | +$0.04 |
| Twin Falls | $4.28 | +$0.04 |
| Boise City | $4.28 | +$0.04 |
All Idaho gas prices →
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Frequently asked questions
How much is gas in Franklin right now?
Regular gasoline averages $4.24 per gallon across Franklin today (AAA metro average, 2026-07-28). Midgrade is $4.50, premium $4.75 and diesel $5.27.
Is gas cheaper in Franklin than the rest of Idaho?
A Idaho state comparison is unavailable today.
Where does Franklin rank in Idaho?
Franklin is the 3rd cheapest of 7 Idaho metros AAA tracks.
Are gas prices in Franklin higher than a year ago?
Yes — regular is 29.0% higher than this time last year ($3.29/gal then, $4.24 now).