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

Distance from Grass Range, MT to Patterson, ID

Distance

502 mi

Time

10 hours 29 mins

Gas Cost

$47 - $91

There are 292.86 miles from Grass Range to Patterson in southwest direction and 502 miles (807.89 kilometers) by car, following the I-15 route.

Grass Range and Patterson are 10 hours 29 mins far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Patterson, ID.

Grass Range, MT and Patterson, ID are in the same time zone (MDT). Current time in both locations is 1:52 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 Patterson, ID? 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 20.16 gallons of gas to cover the route between Grass Range, MT and Patterson, ID.

The estimated cost of gas to go from Grass Range to Patterson is $65.76.

During the route, an average car will release 394.96 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 Patterson, ID

If you want to meet halfway between Grass Range, MT and Patterson, ID or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.408925 and -112.012734, or 46º 24' 32.13" N, 112º 0' 45.8424" W. This location is 250.98 miles away from Grass Range, MT and Patterson, ID and it would take approximately 5 hours 14 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Jefferson City, MT, situated 242 miles from Grass Range, MT and 260 miles from Patterson, ID. It would take 4 hours 20 mins to go from Grass Range to Jefferson City and 6 hours 9 mins to go from Patterson to Jefferson City.