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

Distance from Boulder, MT to Three Forks, MT

Distance

56 mi

Time

1 hour 21 mins

Gas Cost

$5 - $10

There are 36.19 miles from Boulder to Three Forks in southeast direction and 56 miles (90.12 kilometers) by car, following the MT 69 route.

Boulder and Three Forks are 1 hour 21 mins far apart, if you drive non-stop .

This is the fastest route from Boulder, MT to Three Forks, MT. The halfway point is Cardwell, MT.

Boulder, MT and Three Forks, MT are in the same time zone (MDT). Current time in both locations is 12:01 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Boulder, MT to Three Forks, MT:

Lowest Price Rental Cars in Boulder, MT

Planning on renting a car to go from Boulder, MT to Three Forks, 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 2.25 gallons of gas to cover the route between Boulder, MT and Three Forks, MT.

The estimated cost of gas to go from Boulder to Three Forks is $7.22.

During the route, an average car will release 44.05 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 Three Forks, MT

If you want to meet halfway between Boulder, MT and Three Forks, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.892948 and -111.963219, or 45º 53' 34.6128" N, 111º 57' 47.5884" W. This location is 27.99 miles away from Boulder, MT and Three Forks, MT and it would take approximately 40 minutes to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Cardwell, MT, situated 34 miles from Boulder, MT and 24 miles from Three Forks, MT. It would take 57 minutes to go from Boulder to Cardwell and 20 minutes to go from Three Forks to Cardwell.