California

Distance from Concord to Santa Rosa

Straight-line distance

50.3mi

Concord, CA and Santa Rosa, CA are 50.3 miles (81.0 km) apart in a straight line. From Concord, the shortest path starts out heading NW (311°).

kilometers
81.0
nautical miles
43.7
heading from Concord
311° NW
heading from Santa Rosa
130° SE
ConcordSanta Rosa

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

How far Concord is from Santa Rosa

The great-circle distance between the Census internal points of Concord and Santa Rosa is 50.3 miles, 81.0 km or 43.7 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 50.3 miles, practically the same at this range.

Measurements

Miles
50.3
Kilometers
81.0
Nautical miles
43.7
Bearing from Concord
310.8° NW
Bearing arriving at Santa Rosa
310.3°
Bearing from Santa Rosa
130.3° SE

Halfway between Concord and Santa Rosa

The great-circle midpoint is at 38.209526, -122.352754 (38°12'34.30"N 122°21'9.91"W). The nearest incorporated place of 1,000 or more people is American Canyon, CA, with 21,742 residents, 5.5 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/Los_Angeles, so there is no time difference. On June 21, Concord gets 14 h 48 min of daylight and Santa Rosa 14 h 51 min; on December 21, 9 h 32 min and 9 h 29 min. The two sit at nearly the same latitude, so their day lengths match closely all year.

Population compared

Santa Rosa has 1.4 times the population of Concord. From July 2020 to July 2024, Concord changed by -1.0% and Santa Rosa by -0.3%. Both are in California.

  1. 01Concord, CA124,016 (-1.0%)
  2. 02Santa Rosa, CA177,524 (-0.3%)
July 1, 2024 population and change since July 2020, Census Vintage 2024.

Questions people ask

How far is Concord from Santa Rosa?

50.3 miles, 81.0 km or 43.7 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Santa Rosa from Concord?

NW. The great-circle path leaves Concord on a bearing of 310.8° and arrives at Santa Rosa on 310.3°. The return trip starts on 130.3°.

What is halfway between Concord and Santa Rosa?

The midpoint is at 38.209526, -122.352754. The nearest incorporated place of 1,000+ is American Canyon, CA, 5.5 miles from it.

Is there a time difference between Concord and Santa Rosa?

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

Which is bigger, Concord or Santa Rosa?

Santa Rosa, with 177,524 residents in July 2024 against 124,016 for Concord, 1.4 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.