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Open road in Montana
ROAD TRIPS & DRIVING IN

Montana

National parks, the official driver handbook, and how far you can realistically reach by car — everything you need to start planning a trip around Montana.

10
national parks
450–550 mi
in a full day's drive
8–10 h
a sustainable day
THE PARKS

National parks in Montana

THE SCENIC ROUTE

Scenic byways in Montana

10 byways
ON THE ROAD

Traffic rules

MT at a glance
80 mph
top posted speed limit
Secondary
seat-belt enforcement
No statewide ban
hand-held phone
0.08%
DUI limit (BAC)

Right turn on red: permitted after a full stop unless a sign prohibits it.

One of the only states with no statewide ban on texting while driving.

Speed, seat-belt and phone classifications follow the IIHS and GHSA state-law tables; laws change, so confirm the details in Montana's official source: Montana MVD (Motor Vehicle Division, DOJ). For the full rundown, see our US driving-rules guide.

BEFORE YOU DRIVE

Driver handbook

Montana MVD (Motor Vehicle Division, DOJ)Read the official handbook →
AT THE PUMP

Refueling in Montana

Regular gas
$3.98/gal
regional (PADD) avg
Diesel
$4.93/gal
regional (PADD) avg
Self-service

Self-service is standard: pull up to the pump, pay at the pump by card or prepay inside, then fill up yourself. Many stations — especially overnight — won't switch the pump on until you've paid. Fuel is priced per US gallon, and a regular fill is right for almost every rental.

Latest EIA weekly figure in USD per US gallon; some states show their PADD regional average. Compare every state on the fuel-price map, or read the full guide to refueling in the USA.