Colorado

Distance from Arvada to Boulder

Straight-line distance

14.2mi

Arvada, CO and Boulder, CO are 14.2 miles (22.9 km) apart in a straight line. From Arvada, the shortest path starts out heading NNW (338°).

kilometers
22.9
nautical miles
12.4
heading from Arvada
338° NNW
heading from Boulder
158° SSE
ArvadaBoulder

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

How far Arvada is from Boulder

The great-circle distance between the Census internal points of Arvada and Boulder is 14.2 miles, 22.9 km or 12.4 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 14.2 miles, practically the same at this range.

Measurements

Miles
14.2
Kilometers
22.9
Nautical miles
12.4
Bearing from Arvada
337.9° NNW
Bearing arriving at Boulder
337.9°
Bearing from Boulder
157.9° SSE

Halfway between Arvada and Boulder

The great-circle midpoint is at 39.929061, -105.200730 (39°55'44.62"N 105°12'2.63"W). The nearest incorporated place of 1,000 or more people is Superior, CO, with 13,654 residents, 2.2 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, Arvada gets 15 h 00 min of daylight and Boulder 15 h 01 min; on December 21, 9 h 21 min and 9 h 20 min. The two sit at nearly the same latitude, so their day lengths match closely all year.

Population compared

Arvada has 1.1 times the population of Boulder. From July 2020 to July 2024, Arvada changed by -2.0% and Boulder by -1.5%. Both are in Colorado.

  1. 01Arvada, CO121,873 (-2.0%)
  2. 02Boulder, CO106,803 (-1.5%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Arvada from Boulder?

14.2 miles, 22.9 km or 12.4 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Boulder from Arvada?

NNW. The great-circle path leaves Arvada on a bearing of 337.9° and arrives at Boulder on 337.9°. The return trip starts on 157.9°.

What is halfway between Arvada and Boulder?

The midpoint is at 39.929061, -105.200730. The nearest incorporated place of 1,000+ is Superior, CO, 2.2 miles from it.

Is there a time difference between Arvada and Boulder?

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

Which is bigger, Arvada or Boulder?

Arvada, with 121,873 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.