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

Distance from Grass Range, MT to Mad River, CA

Distance

1,282 mi

Time

1 day

Gas Cost

$119 - $232

There are 860.89 miles from Grass Range to Mad River in southwest direction and 1,282 miles (2,063.18 kilometers) by car, following the I-80 route.

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

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

Please note the time difference between Grass Range, MT and Mad River, CA is 1 hour. The current time in Grass Range is 4:38 am and the current time in Mad River is 3:38 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 Mad River, 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 51.48 gallons of gas to cover the route between Grass Range, MT and Mad River, CA.

The estimated cost of gas to go from Grass Range to Mad River is $167.94.

During the route, an average car will release 1,008.65 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 Mad River, CA

If you want to meet halfway between Grass Range, MT and Mad River, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.37302 and -114.788928, or 41º 22' 22.872" N, 114º 47' 20.1408" W. This location is 640.96 miles away from Grass Range, MT and Mad River, CA and it would take approximately 12 hours 13 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 616 miles from Mad River, CA. It would take 12 hours 45 mins to go from Grass Range to Wells and 11 hours 46 mins to go from Mad River to Wells.