Colorado

Distance from Fort Collins to Greeley

Straight-line distance

17.8mi

Fort Collins, CO and Greeley, CO are 17.8 miles (28.7 km) apart in a straight line. From Fort Collins, the shortest path starts out heading ESE (121°).

kilometers
28.7
nautical miles
15.5
heading from Fort Collins
121° ESE
heading from Greeley
301° WNW
Fort CollinsGreeley

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

How far Fort Collins is from Greeley

The great-circle distance between the Census internal points of Fort Collins and Greeley is 17.8 miles, 28.7 km or 15.5 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 17.8 miles, practically the same at this range.

Measurements

Miles
17.8
Kilometers
28.7
Nautical miles
15.5
Bearing from Fort Collins
120.6° ESE
Bearing arriving at Greeley
120.8°
Bearing from Greeley
300.8° WNW

Halfway between Fort Collins and Greeley

The great-circle midpoint is at 40.482492, -104.918907 (40°28'56.97"N 104°55'8.07"W). The nearest incorporated place of 1,000 or more people is Windsor, CO, with 41,734 residents, 0.4 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, Fort Collins gets 15 h 05 min of daylight and Greeley 15 h 04 min; on December 21, 9 h 16 min and 9 h 17 min. The two sit at nearly the same latitude, so their day lengths match closely all year.

Population compared

Fort Collins has 1.5 times the population of Greeley. From July 2020 to July 2024, Fort Collins changed by +0.5% and Greeley by +4.6%. Both are in Colorado.

  1. 01Fort Collins, CO170,924 (+0.5%)
  2. 02Greeley, CO114,363 (+4.6%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Fort Collins from Greeley?

17.8 miles, 28.7 km or 15.5 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Greeley from Fort Collins?

ESE. The great-circle path leaves Fort Collins on a bearing of 120.6° and arrives at Greeley on 120.8°. The return trip starts on 300.8°.

What is halfway between Fort Collins and Greeley?

The midpoint is at 40.482492, -104.918907. The nearest incorporated place of 1,000+ is Windsor, CO, 0.4 miles from it.

Is there a time difference between Fort Collins and Greeley?

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

Which is bigger, Fort Collins or Greeley?

Fort Collins, with 170,924 residents in July 2024 against 114,363 for Greeley, 1.5 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.