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

Distance from Grass Range, MT to Mapleton, IA

Distance

877 mi

Time

15 hours 27 mins

Gas Cost

$82 - $159

There are 721.64 miles from Grass Range to Mapleton in southeast direction and 877 miles (1,411.39 kilometers) by car, following the I-90 and US-14 and US-16 Truck and SD 79 route.

Grass Range and Mapleton are 15 hours 27 mins far apart, if you drive non-stop .

This is the fastest route from Grass Range, MT to Mapleton, IA.

Please note the time difference between Grass Range, MT and Mapleton, IA is 1 hour. The current time in Grass Range is 1:38 am and the current time in Mapleton is 2:38 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 Mapleton, IA? 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 35.23 gallons of gas to cover the route between Grass Range, MT and Mapleton, IA.

The estimated cost of gas to go from Grass Range to Mapleton is $114.93.

During the route, an average car will release 690.31 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 Mapleton, IA

If you want to meet halfway between Grass Range, MT and Mapleton, IA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.10314 and -102.527037, or 44º 6' 11.304" N, 102º 31' 37.3332" W. This location is 438.67 miles away from Grass Range, MT and Mapleton, IA and it would take approximately 7 hours 43 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Wasta, SD, situated 447 miles from Grass Range, MT and 432 miles from Mapleton, IA. It would take 8 hours 25 mins to go from Grass Range to Wasta and 7 hours 6 mins to go from Mapleton to Wasta.