Gas Prices Increase By 22.3 Cents
Average gasoline prices in Montana have risen 22.3 cents per gallon in the last week, averaging $3.57/g on Monday, March 23, according to GasBuddy’s survey of 615 stations in Montana. Prices in Montana are 82.9 cents per gallon higher than a month ago and stand 48.4 cents per gallon higher than a year ago. The national average price of diesel has increased 27.0 cents compared to a week ago and stands at $5.227 per gallon, the highest level since November 24, 2022.
According to GasBuddy price reports, the cheapest station in Montana was priced at $2.86/g on Sunday, March 22, while the most expensive was $4.19/g, a difference of $1.33/g.
The national average price of gasoline has risen 24.3 cents per gallon in the last week, averaging $3.92/g today. The national average is up 98.9 cents per gallon from a month ago and stands 84.1 cents per gallon higher than a year ago, according to Gas-Buddy data compiled from more than 11 million weekly price reports covering over 150,000 gas stations.
Historical gasoline prices in Montana and the national average going back five years: March 23, 2025: $3.09/g (U.S. Average: $3.08/g) March 23, 2024: $3.54/g (U.S. Average: $3.53/g) March 23, 2023: $3.17/g (U.S. Average: $3.42/g) March 23, 2022: $4.04/g (U.S. Average: $4.23/g) March 23, 2021: $2.70/g (U.S. Average: $2.86/g)
