Distance between cities › USA › Illinois › McCook, IL › Distance from McCook to Grass Range Book Hotels

Distance from McCook, IL to Grass Range, MT

Distance

1,243 mi

Time

22 hours 4 mins

Gas Cost

$116 - $225

There are 1,092.09 miles from McCook to Grass Range in northwest direction and 1,243 miles (2,000.41 kilometers) by car, following the I-94 route.

McCook and Grass Range are 22 hours 4 mins far apart, if you drive non-stop .

This is the fastest route from McCook, IL to Grass Range, MT.

Please note the time difference between McCook, IL and Grass Range, MT is 1 hour. The current time in McCook is 10:02 am and the current time in Grass Range is 9:02 am.

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Lowest Price Rental Cars in McCook, IL

Planning on renting a car to go from McCook, IL to Grass Range, MT? Here there are some offers to rent a car in McCook, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in McCook »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 49.90 gallons of gas to cover the route between McCook, IL and Grass Range, MT.

The estimated cost of gas to go from McCook to Grass Range is $162.77.

During the route, an average car will release 977.63 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 McCook, IL and Grass Range, MT

If you want to meet halfway between McCook, IL and Grass Range, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.874371 and -97.204954, or 46º 52' 27.7356" N, 97º 12' 17.8344" W. This location is 621.25 miles away from McCook, IL and Grass Range, MT and it would take approximately 11 hours 2 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Casselton, ND, situated 664 miles from McCook, IL and 582 miles from Grass Range, MT. It would take 12 hours 22 mins to go from McCook to Casselton and 9 hours 51 mins to go from Grass Range to Casselton.

Major City Closest to Halfway Point

The major city closest to the halfway point between McCook, IL and Grass Range, MT is Fargo, ND, situated 642 miles from McCook, IL and 601 miles from Grass Range, MT. It would take 12 hours to go from McCook to Fargo and 10 hours 13 mins to go from Grass Range to Fargo.