Distance Calculator

Distance from Boulder to Castlewood

Distance between Boulder and Castlewood is 57 kilometers (36 miles).
Driving distance from Boulder to Castlewood is 70 kilometers (44 miles).

air 57 km
air 36 miles
car 70 km
car 44 miles

Distance Map Between Boulder and Castlewood

Boulder, Denver, United StatesCastlewood, Denver, United States = 36 miles = 57 km.

How far is it between Boulder and Castlewood

Boulder is located in United States with (40.015,-105.2706) coordinates and Castlewood is located in United States with (39.5847,-104.9011) coordinates. The calculated flying distance from Boulder to Castlewood is equal to 36 miles which is equal to 57 km.

If you want to go by car, the driving distance between Boulder and Castlewood is 70.2 km. If you ride your car with an average speed of 112 kilometers/hour (70 miles/h), travel time will be 00 hours 37 minutes. Please check the avg. speed travel time table on the right for various options.
Difference between fly and go by a car is 13 km.

City/PlaceLatitude and LongitudeGPS Coordinates
Boulder 40.015, -105.2706 40° 0´ 53.9640'' N
105° 16´ 13.9800'' W
Castlewood 39.5847, -104.9011 39° 35´ 4.9560'' N
104° 54´ 3.9240'' W

Estimated Travel Time Between Boulder and Castlewood

Average SpeedTravel Time
30 mph (48 km/h) 01 hours 27 minutes
40 mph (64 km/h) 01 hours 05 minutes
50 mph (80 km/h) 00 hours 52 minutes
60 mph (97 km/h) 00 hours 43 minutes
70 mph (112 km/h) 00 hours 37 minutes
75 mph (120 km/h) 00 hours 35 minutes
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