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

Distance from Grass Range, MT to Mapes, ND

Distance

615 mi

Time

10 hours 50 mins

Gas Cost

$57 - $112

There are 497.94 miles from Grass Range to Mapes in east direction and 615 miles (989.75 kilometers) by car, following the I-94 route.

Grass Range and Mapes are 10 hours 50 mins far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Mapes, ND.

Please note the time difference between Grass Range, MT and Mapes, ND is 1 hour. The current time in Grass Range is 4:31 am and the current time in Mapes is 5:31 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 Mapes, ND? 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 24.72 gallons of gas to cover the route between Grass Range, MT and Mapes, ND.

The estimated cost of gas to go from Grass Range to Mapes is $80.63.

During the route, an average car will release 484.27 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 Mapes, ND

If you want to meet halfway between Grass Range, MT and Mapes, ND or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.890669 and -103.021526, or 46º 53' 26.4084" N, 103º 1' 17.4936" W. This location is 307.74 miles away from Grass Range, MT and Mapes, ND and it would take approximately 5 hours 25 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is South Heart, ND, situated 303 miles from Grass Range, MT and 316 miles from Mapes, ND. It would take 5 hours 24 mins to go from Grass Range to South Heart and 5 hours 35 mins to go from Mapes to South Heart.