Distance between cities › USA › Montana › Boulder, MT › Distance from Boulder to Kevin Book Hotels

Distance from Boulder, MT to Kevin, MT

Distance

218 mi

Time

3 hours 34 mins

Gas Cost

$20 - $39

There are 173.49 miles from Boulder to Kevin in north direction and 218 miles (350.84 kilometers) by car, following the I-15 route.

Boulder and Kevin are 3 hours 34 mins far apart, if you drive non-stop .

This is the fastest route from Boulder, MT to Kevin, MT. The halfway point is Ulm, MT.

Boulder, MT and Kevin, MT are in the same time zone (MDT). Current time in both locations is 12:02 am.

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Lowest Price Rental Cars in Boulder, MT

Planning on renting a car to go from Boulder, MT to Kevin, MT? Here there are some offers to rent a car in Boulder, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Boulder »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 8.77 gallons of gas to cover the route between Boulder, MT and Kevin, MT.

The estimated cost of gas to go from Boulder to Kevin is $28.19.

During the route, an average car will release 171.87 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 $3.21 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Boulder, MT and Kevin, MT

If you want to meet halfway between Boulder, MT and Kevin, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 47.458046 and -111.434914, or 47º 27' 28.9656" N, 111º 26' 5.6904" W. This location is 109.22 miles away from Boulder, MT and Kevin, MT and it would take approximately 1 hour 47 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Ulm, MT, situated 106 miles from Boulder, MT and 113 miles from Kevin, MT. It would take 1 hour 48 mins to go from Boulder to Ulm and 2 hours 6 mins to go from Kevin to Ulm.