RealInflation

Montana

MT

Mountain · 2 cities tracked · Updated 2026

State Averages

Avg Gas Price

$3.59

Regular unleaded

Avg Rent

$1,361

All units/mo

Avg COL Index

87

vs. 100 national avg

Cities in Montana

Billings

Montana

COL 88

Gas

$3.59

Rent

$1,392

Food ↑

+3.2%

Helena

Montana

COL 85

Gas

$3.59

Rent

$1,331

Food ↑

+3.2%

← Browse all states