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

Distance from Grass Range, MT to Sumatra, MT

Distance

95 mi

Time

2 hours 18 mins

Gas Cost

$9 - $17

There are 65.64 miles from Grass Range to Sumatra in southeast direction and 95 miles (152.89 kilometers) by car, following the US-12 route.

Grass Range and Sumatra are 2 hours 18 mins far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Sumatra, MT. The halfway point is Roundup, MT.

Grass Range, MT and Sumatra, MT are in the same time zone (MDT). Current time in both locations is 10:53 pm.

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Lowest Price Rental Cars in Grass Range, MT

Planning on renting a car to go from Grass Range, MT to Sumatra, MT? 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 3.81 gallons of gas to cover the route between Grass Range, MT and Sumatra, MT.

The estimated cost of gas to go from Grass Range to Sumatra is $12.15.

During the route, an average car will release 74.72 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 $3.19 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Grass Range, MT and Sumatra, MT

If you want to meet halfway between Grass Range, MT and Sumatra, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.476337 and -108.371483, or 46º 28' 34.8132" N, 108º 22' 17.3388" W. This location is 47.48 miles away from Grass Range, MT and Sumatra, MT and it would take approximately 1 hour 9 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Roundup, MT, situated 44 miles from Grass Range, MT and 51 miles from Sumatra, MT. It would take 1 hour 6 mins to go from Grass Range to Roundup and 1 hour 16 mins to go from Sumatra to Roundup.