Colorado

Distance from Aurora to Greeley

Straight-line distance

48.9mi

Aurora, CO and Greeley, CO are 48.9 miles (78.8 km) apart in a straight line. From Aurora, the shortest path starts out heading N (357°).

kilometers
78.8
nautical miles
42.5
heading from Aurora
357° N
heading from Greeley
177° S
AuroraGreeley

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

How far Aurora is from Greeley

The great-circle distance between the Census internal points of Aurora and Greeley is 48.9 miles, 78.8 km or 42.5 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 48.9 miles, practically the same at this range.

Measurements

Miles
48.9
Kilometers
78.8
Nautical miles
42.5
Bearing from Aurora
356.7° N
Bearing arriving at Greeley
356.7°
Bearing from Greeley
176.7° S

Halfway between Aurora and Greeley

The great-circle midpoint is at 40.063053, -104.746763 (40°03'46.99"N 104°44'48.35"W). The nearest incorporated place of 1,000 or more people is Fort Lupton, CO, with 9,948 residents, 3.3 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, Aurora gets 14 h 59 min of daylight and Greeley 15 h 04 min; on December 21, 9 h 21 min and 9 h 17 min. Greeley is 0.71° farther north, so it has the longer summer days and the shorter winter ones.

Population compared

Aurora has 3.5 times the population of Greeley. From July 2020 to July 2024, Aurora changed by +4.2% and Greeley by +4.6%. Both are in Colorado.

  1. 01Aurora, CO403,130 (+4.2%)
  2. 02Greeley, CO114,363 (+4.6%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Aurora from Greeley?

48.9 miles, 78.8 km or 42.5 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Greeley from Aurora?

N. The great-circle path leaves Aurora on a bearing of 356.7° and arrives at Greeley on 356.7°. The return trip starts on 176.7°.

What is halfway between Aurora and Greeley?

The midpoint is at 40.063053, -104.746763. The nearest incorporated place of 1,000+ is Fort Lupton, CO, 3.3 miles from it.

Is there a time difference between Aurora and Greeley?

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

Which is bigger, Aurora or Greeley?

Aurora, with 403,130 residents in July 2024 against 114,363 for Greeley, 3.5 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.