Distance between Grayling MT and Boulder MT

The distance from Grayling to Boulder is 216 kilometers by road. Road takes approximately 2 hours and 27 minutes and goes through Ennis, Harrison, Lakeview, Cameron, McAllister, Norris and Summit Valley.

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City
Town
Village
Hamlet
Motorway
Primary
Secondary
Unclassified
Point Distance Time Fuel
Grayling 0 km 0:00 00 min 0.0 L
US 287 78 km, 52 min
Cameron 78 km 0:52 52 min 5.2 L
US 287 16 km, 11 min
Ennis 94 km 1:03 1 h 03 min 7.4 L
US 287 10 km, 07 min
McAllister 105 km 1:11 1 h 11 min 8.4 L
US 287 15 km, 10 min
Norris 120 km 1:21 1 h 21 min 9.6 L
US 287 16 km, 11 min
Harrison 137 km 1:33 1 h 33 min 10.7 L
US 287 MT 359 12 km, 08 min
Summit Valley 148 km 1:41 1 h 41 min 11.4 L
MT 359 12 km, 07 min
Jefferson Island 160 km 1:49 1 h 49 min 12.8 L
MT 359 2 km, 01 min
Cardwell 162 km 1:50 1 h 50 min 12.9 L
MT 359 MT 69 54 km, 36 min
Boulder 216 km 2:27 2 h 27 min 16.8 L

Frequently Asked Questions

How much does it cost to drive from Grayling to Boulder?

Fuel cost: 33.8 CAD

This fuel cost is calculated as: (Route length 216 km / 100 km) * (Fuel consumption 8 L/100 km) * (Fuel price 1.96 CAD / L)

You can adjust fuel consumption and fuel price here.

How long is a car ride from Grayling to Boulder?

Driving time: 2 h 27 min

This time is calculated for driving at the maximum permitted speed, taking into account traffic rules restrictions.

  • 198 km with a maximum speed 90 km/h = 2 h 11 min
  • 2 km with a maximum speed 89 km/h = 1 min
  • 5 km with a maximum speed 80 km/h = 4 min
  • 6 km with a maximum speed 72 km/h = 4 min
  • 3 km with a maximum speed 56 km/h = 3 min
  • 1 km with a maximum speed 40 km/h = 1 min

The calculated driving time does not take into account intermediate stops and traffic jams.

How far is Grayling to Boulder by land?

The distance between Grayling and Boulder is 216 km by road.

Precise satellite coordinates of highways were used for this calculation. The start and finish points are the centers of Grayling and Boulder respectively.

How far is Grayling to Boulder by plane?

The shortest distance (air line, as the crow flies) between Grayling and Boulder is 175 km.

This distance is calculated using the Haversine formula as a great-circle distance between two points on the surface of a sphere. The start and finish points are the centers of Grayling and Boulder respectively. Actual distance between airports may be different.

How many hours is Grayling from Boulder by plane?

Boeing 737 airliner needs 13 min to cover the distance of 175 km at a cruising speed of 800 km/h.

Small plane "Cessna 172" needs 47 min to flight this distance at average speed of 220 km/h.

This time is approximate and do not take into account takeoff and landing times, airport location and other real world factors.

How long is a helicopter ride from Grayling to Boulder?

Fast helicopter "Eurocopter AS350" or "Hughes OH-6 Cayuse" need 43 min to cover the distance of 175 km at a cruising speed of 240 km/h.

Popular "Robinson R44" needs 50 min to flight this distance at average speed of 210 km/h.

This time is approximate and do not take into account takeoff and landing times, aerodrome location and other real world factors.

What city is halfway between Grayling and Boulder?

The halfway point between Grayling and Boulder is McAllister. It is located about 3 km from the exact midpoint by road.

The distance from McAllister to Grayling is 105 km and driving will take about 1 h 11 min. The road between McAllister and Boulder has length 111 km and will take approximately 1 h 16 min.

The other cities located close to halfway point:

  • Norris is in 120 km from Grayling and 96 km from Boulder
  • Ennis is in 94 km from Grayling and 121 km from Boulder
  • Harrison is in 137 km from Grayling and 79 km from Boulder

Where is Grayling in relation to Boulder?

Grayling is located 175 km south-east of Boulder.

Grayling has geographic coordinates: latitude 44.80548, longitude -111.19439.

Boulder has geographic coordinates: latitude 46.2366, longitude -112.12083.

Which highway goes from Grayling to Boulder?

The route from Grayling to Boulder follows US 287.

Other minor sections pass along the road:

  • MT 69: 51 km
  • MT 359: 24 km
  • MT 2: 2 km
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