MT · Updated September 6, 2026
Montana Gas Prices
Current retail average for regular gasoline in Montana, with daily history tracked against the US national average.
Current Price
$4.39
per gallon
30-Day Change
+3.2%
1-Year Change
—
vs National
+$0.21
Nat'l $4.18
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 $4.39/gal drains your paycheck each year.