Distance between cities › USA › Montana › Grass Range, MT › Distance from Grass Range to Pierce Book Hotels

Distance from Grass Range, MT to Pierce, ID

Distance

499 mi

Time

10 hours 25 mins

Gas Cost

$47 - $90

There are 333 miles from Grass Range to Pierce in west direction and 499 miles (803.06 kilometers) by car, following the US-12 route.

Grass Range and Pierce are 10 hours 25 mins far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Pierce, ID.

Please note the time difference between Grass Range, MT and Pierce, ID is 1 hour. The current time in Grass Range is 1:53 am and the current time in Pierce is 12:53 am.

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Lowest Price Rental Cars in Grass Range, MT

Planning on renting a car to go from Grass Range, MT to Pierce, ID? Here there are some offers to rent a car in Grass Range, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Grass Range »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 20.04 gallons of gas to cover the route between Grass Range, MT and Pierce, ID.

The estimated cost of gas to go from Grass Range to Pierce is $65.37.

During the route, an average car will release 392.62 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Grass Range, MT and Pierce, ID

If you want to meet halfway between Grass Range, MT and Pierce, ID or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.95565 and -112.96552, or 46º 57' 20.34" N, 112º 57' 55.872" W. This location is 249.49 miles away from Grass Range, MT and Pierce, ID and it would take approximately 5 hours 12 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Helmville, MT, situated 248 miles from Grass Range, MT and 264 miles from Pierce, ID. It would take 4 hours 43 mins to go from Grass Range to Helmville and 5 hours 58 mins to go from Pierce to Helmville.