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

Distance from Grass Range, MT to Greenfield, CA

Distance

1,344 mi

Time

1 day

Gas Cost

$125 - $243

There are 976.96 miles from Grass Range to Greenfield in southwest direction and 1,344 miles (2,162.96 kilometers) by car, following the I-80 route.

Grass Range and Greenfield are 1 day far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Greenfield, CA.

Please note the time difference between Grass Range, MT and Greenfield, CA is 1 hour. The current time in Grass Range is 6:02 am and the current time in Greenfield is 5:02 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 Greenfield, CA? 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 53.96 gallons of gas to cover the route between Grass Range, MT and Greenfield, CA.

The estimated cost of gas to go from Grass Range to Greenfield is $176.01.

During the route, an average car will release 1,057.12 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 $3.26 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 Greenfield, CA

If you want to meet halfway between Grass Range, MT and Greenfield, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.106077 and -114.994244, or 41º 6' 21.8772" N, 114º 59' 39.2784" W. This location is 671.76 miles away from Grass Range, MT and Greenfield, CA and it would take approximately 12 hours 24 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Wells, NV, situated 667 miles from Grass Range, MT and 678 miles from Greenfield, CA. It would take 12 hours 45 mins to go from Grass Range to Wells and 12 hours 8 mins to go from Greenfield to Wells.