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

Distance from Grass Range, MT to Greycliff, MT

Distance

144 mi

Time

3 hours

Gas Cost

$13 - $26

There are 98.96 miles from Grass Range to Greycliff in southwest direction and 144 miles (231.75 kilometers) by car, following the US-191 route.

Grass Range and Greycliff are 3 hours far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Greycliff, MT. The halfway point is Garneill, MT.

Grass Range, MT and Greycliff, MT are in the same time zone (MDT). Current time in both locations is 3:18 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 Greycliff, 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 5.77 gallons of gas to cover the route between Grass Range, MT and Greycliff, MT.

The estimated cost of gas to go from Grass Range to Greycliff is $18.55.

During the route, an average car will release 113.12 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 $3.21 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 Greycliff, MT

If you want to meet halfway between Grass Range, MT and Greycliff, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.753979 and -109.753014, or 46º 45' 14.3244" N, 109º 45' 10.8504" W. This location is 71.88 miles away from Grass Range, MT and Greycliff, MT and it would take approximately 1 hour 30 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Garneill, MT, situated 65 miles from Grass Range, MT and 78 miles from Greycliff, MT. It would take 1 hour 11 mins to go from Grass Range to Garneill and 1 hour 51 mins to go from Greycliff to Garneill.