Distance Calculator

Distance from Boulder to Thornton

Distance between Boulder and Thornton is 30 kilometers (19 miles).
Driving distance from Boulder to Thornton is 41 kilometers (26 miles).

air 30 km
air 19 miles
car 41 km
car 26 miles

Distance Map Between Boulder and Thornton

Boulder, Denver, United StatesThornton, Denver, United States = 19 miles = 30 km.

How far is it between Boulder and Thornton

Boulder is located in United States with (40.015,-105.2706) coordinates and Thornton is located in United States with (39.868,-104.9719) coordinates. The calculated flying distance from Boulder to Thornton is equal to 19 miles which is equal to 30 km.

If you want to go by car, the driving distance between Boulder and Thornton is 41.47 km. If you ride your car with an average speed of 112 kilometers/hour (70 miles/h), travel time will be 00 hours 22 minutes. Please check the avg. speed travel time table on the right for various options.
Difference between fly and go by a car is 11 km.

City/PlaceLatitude and LongitudeGPS Coordinates
Boulder 40.015, -105.2706 40° 0´ 53.9640'' N
105° 16´ 13.9800'' W
Thornton 39.868, -104.9719 39° 52´ 4.9440'' N
104° 58´ 18.9120'' W

Estimated Travel Time Between Boulder and Thornton

Average SpeedTravel Time
30 mph (48 km/h) 00 hours 51 minutes
40 mph (64 km/h) 00 hours 38 minutes
50 mph (80 km/h) 00 hours 31 minutes
60 mph (97 km/h) 00 hours 25 minutes
70 mph (112 km/h) 00 hours 22 minutes
75 mph (120 km/h) 00 hours 20 minutes
Please Share Your Comments