How far is New Castle, CO from Boulder, CO?

Distance by Flight

Shortest distance between New Castle and Boulder is 124.11 miles (199.73 km).

Flight distance from New Castle, CO to Boulder, CO is 124.11 miles. Estimated flight time is 00 hours 21 minutes.

It takes 00 hours 19 minutes to travel from New Castle to Boulder with an airplane (average speed of 550 miles).

Driving distance

The driving distance from New Castle, Colorado to Boulder, Colorado is: 181.13 miles (291.5 km) by car.

Driving from New Castle to Boulder will take approximately 03 hours 07 minutes.

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#1 New Castle

Colorado

Population 4962
GPS Coordinates 39°34'22"N 107°32'11"W
Latitude 39.5727600
Longitude -107.5364400
Altitude 1706
Country United States
Boulder image
#2 Boulder

The most populous city in Boulder County, Colorado. It is located in the foothills of the Rocky Mountains. Boulder is known for its many colleges and universities, its many parks and green spaces, and its many attractions, such as the University of Colorado Boulder and the Boulder Creek Path.

Population 107645
GPS Coordinates 40°0'54"N 105°16'14"W
Latitude 40.0149900
Longitude -105.2705500
Altitude 1624
Country United States

Estimated Travel Time Between New Castle and Boulder

The distance between New Castle and Boulder is 291 km if you choose to drive by road. You can go 03 hours 14 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.

There is no time difference between New Castle and Boulder. The current time is 22:49:13.

Average Speed Travel Time
30 mph (48.3 km/h) 06 hours 02 minutes
40 mph (64.37 km/h) 04 hours 31 minutes
50 mph (80.47 km/h) 03 hours 37 minutes
60 mph (96.56 km/h) 03 hours 01 minutes
70 mph (112.65 km/h) 02 hours 35 minutes
75 mph (120.7 km/h) 02 hours 24 minutes
80 mph (128.75 km/h) 02 hours 15 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 24.19 liters (6.39 gallon) of gas to cover the route between New Castle and Boulder.
The estimated cost of gas to go from New Castle to Boulder is $23.26 (diesel $30.28).

Colorado gas prices.

Gasoline Mid Grade Premium Diesel
Gallon $3.64 $4.03 $4.33 $4.74
Total $23.26 $25.76 $27.65 $30.28

Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.

The average gas price (in Colorado ) per gallon of daily gas for calculations is $3.640 (Diesel $4.737) /gallon. Last changed prices on November 04, 2024.

How did we calculate the distance?

The place names are translated into coordinates to approximate the distance between New Castle and Boulder (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.

Distance to Other Cities

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Driving distance from Arvada, CO to New Castle 166.95 miles (269 km)

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Driving distance from Aurora, CO to New Castle 183.28 miles (295 km)

Driving distance from Broomfield, CO to New Castle 177.21 miles (285 km)

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Driving distance from Castle Rock, CO to New Castle 196.02 miles (315 km)

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Driving distance from Centennial, CO to New Castle 185.3 miles (298 km)

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Driving distance from Colorado Springs, CO to New Castle 236.09 miles (380 km)

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Driving distance from Denver, CO to New Castle 169.39 miles (273 km)

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Driving distance from Lakewood, CO to New Castle 164.81 miles (265 km)

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Driving distance from Pueblo, CO to New Castle 279.63 miles (450 km)

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Driving distance from Thornton, CO to New Castle 176.35 miles (284 km)

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Driving distance from Westminster, CO to New Castle 171.22 miles (276 km)

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Driving distance from Fort Collins, CO to New Castle 229.83 miles (370 km)

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