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

Distance from Grass Range, MT to Oak Park, CA

Distance

1,324 mi

Time

23 hours 53 mins

Gas Cost

$123 - $240

There are 1,028.01 miles from Grass Range to Oak Park in southwest direction and 1,324 miles (2,130.77 kilometers) by car, following the I-15 route.

Grass Range and Oak Park are 23 hours 53 mins far apart, if you drive non-stop .

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

Please note the time difference between Grass Range, MT and Oak Park, CA is 1 hour. The current time in Grass Range is 10:57 am and the current time in Oak Park is 9:57 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 Oak Park, 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 53.15 gallons of gas to cover the route between Grass Range, MT and Oak Park, CA.

The estimated cost of gas to go from Grass Range to Oak Park is $173.39.

During the route, an average car will release 1,041.38 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 Oak Park, CA

If you want to meet halfway between Grass Range, MT and Oak Park, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.119398 and -111.663276, or 40º 7' 9.8328" N, 111º 39' 47.7936" W. This location is 661.76 miles away from Grass Range, MT and Oak Park, CA and it would take approximately 11 hours 56 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Spanish Fork, UT, situated 656 miles from Grass Range, MT and 669 miles from Oak Park, CA. It would take 12 hours 16 mins to go from Grass Range to Spanish Fork and 11 hours 43 mins to go from Oak Park to Spanish Fork.

Major City Closest to Halfway Point

The major city closest to the halfway point between Grass Range, MT and Oak Park, CA is Provo, UT, situated 649 miles from Grass Range, MT and 676 miles from Oak Park, CA. It would take 12 hours 8 mins to go from Grass Range to Provo and 11 hours 53 mins to go from Oak Park to Provo.

Major Cities Along the Route

Some other major cities along the route include North Las Vegas, NV, Glendale, CA, West Jordan, UT, Rancho Cucamonga, CA, Salt Lake City, UT, Victorville, CA, Las Vegas, NV, Pasadena, CA and Burbank, CA.