Colorado to Utah

Distance from Boulder to Provo

Straight-line distance

338.0mi

Boulder, CO and Provo, UT are 338.0 miles (544.0 km) apart in a straight line. From Boulder, the shortest path starts out heading W (275°).

kilometers
544.0
nautical miles
293.7
heading from Boulder
275° W
heading from Provo
91° E
BoulderProvo

Orange line: great-circle path · ring: midpoint · thin lines: county borders

How far Boulder is from Provo

The great-circle distance between the Census internal points of Boulder and Provo is 338.0 miles, 544.0 km or 293.7 nautical miles. That is the shortest path over the Earth's surface, computed with the haversine formula on a sphere with the mean Earth radius, 6,371.0 km. A course held on one compass bearing (a rhumb line) would be 338.1 miles, 113 meters longer.

Measurements

Miles
338.0
Kilometers
544.0
Nautical miles
293.7
Bearing from Boulder
274.6° W
Bearing arriving at Provo
270.5°
Bearing from Provo
90.5° E

Halfway between Boulder and Provo

The great-circle midpoint is at 40.178831, -108.442999 (40°10'43.79"N 108°26'34.80"W). The nearest incorporated place of 1,000 or more people is Rangely, CO, with 2,289 residents, 19.1 miles from the midpoint. To find towns near the midpoint of any two places, use the halfway tool.

Time zones and daylight

Both use America/Denver, so there is no time difference. On June 21, Boulder gets 15 h 01 min of daylight and Provo 15 h 03 min; on December 21, 9 h 20 min and 9 h 18 min. The two sit at nearly the same latitude, so their day lengths match closely all year.

Population compared

Provo has 1.1 times the population of Boulder. From July 2020 to July 2024, Boulder changed by -1.5% and Provo by +0.3%. The trip crosses from Colorado into Utah.

  1. 01Boulder, CO106,803 (-1.5%)
  2. 02Provo, UT115,479 (+0.3%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Boulder from Provo?

338.0 miles, 544.0 km or 293.7 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Provo from Boulder?

W. The great-circle path leaves Boulder on a bearing of 274.6° and arrives at Provo on 270.5°. The return trip starts on 90.5°.

What is halfway between Boulder and Provo?

The midpoint is at 40.178831, -108.442999. The nearest incorporated place of 1,000+ is Rangely, CO, 19.1 miles from it.

Is there a time difference between Boulder and Provo?

Both use America/Denver, so there is no time difference.

Which is bigger, Boulder or Provo?

Provo, with 115,479 residents in July 2024 against 106,803 for Boulder, 1.1 times as many.

Sources and data as of

Data as of: Census 2024 Gazetteer internal points and Vintage 2024 estimates; time zones from Open-Meteo.

  1. 01Census 2024 Gazetteer, places
  2. 02Census Vintage 2024 subcounty population estimates
  3. 03SunCalc library (Vladimir Agafonkin), algorithms after Jean Meeus
  4. 04IANA time zone database (clock times and daylight saving rules)

How every number is computed: methodology. Spotted a wrong figure? Report an error.