MT · Updated September 22, 2026
Montana Gas Prices
Current retail average for regular gasoline in Montana, with daily history tracked against the US national average.
Current Price
$4.59
per gallon
30-Day Change
+4.3%
1-Year Change
—
vs National
+$0.12
Nat'l $4.47
Montana Price History
State average vs national average
Related Tool
What does Montana gas cost your commute?
Plug your miles and wage into DriveTax to see how much Montana's $4.59/gal drains your paycheck each year.