California

Distance from Berkeley to Santa Rosa

Straight-line distance

45.8mi

Berkeley, CA and Santa Rosa, CA are 45.8 miles (73.7 km) apart in a straight line. From Berkeley, the shortest path starts out heading NNW (331°).

kilometers
73.7
nautical miles
39.8
heading from Berkeley
331° NNW
heading from Santa Rosa
151° SSE
BerkeleySanta Rosa

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

How far Berkeley is from Santa Rosa

The great-circle distance between the Census internal points of Berkeley and Santa Rosa is 45.8 miles, 73.7 km or 39.8 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 45.8 miles, practically the same at this range.

Measurements

Miles
45.8
Kilometers
73.7
Nautical miles
39.8
Bearing from Berkeley
331.2° NNW
Bearing arriving at Santa Rosa
331.0°
Bearing from Santa Rosa
151.0° SSE

Halfway between Berkeley and Santa Rosa

The great-circle midpoint is at 38.155926, -122.501640 (38°09'21.33"N 122°30'5.90"W). The nearest incorporated place of 1,000 or more people is Novato, CA, with 52,311 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, Berkeley 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. Santa Rosa is 0.58° farther north, so it has the longer summer days and the shorter winter ones.

Population compared

Santa Rosa has 1.5 times the population of Berkeley. From July 2020 to July 2024, Berkeley changed by -2.0% and Santa Rosa by -0.3%. Both are in California.

  1. 01Berkeley, CA121,749 (-2.0%)
  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 Berkeley from Santa Rosa?

45.8 miles, 73.7 km or 39.8 nautical miles along the great circle between the two Census internal points. Road distance is longer.

Which direction is Santa Rosa from Berkeley?

NNW. The great-circle path leaves Berkeley on a bearing of 331.2° and arrives at Santa Rosa on 331.0°. The return trip starts on 151.0°.

What is halfway between Berkeley and Santa Rosa?

The midpoint is at 38.155926, -122.501640. The nearest incorporated place of 1,000+ is Novato, CA, 5.5 miles from it.

Is there a time difference between Berkeley and Santa Rosa?

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

Which is bigger, Berkeley or Santa Rosa?

Santa Rosa, with 177,524 residents in July 2024 against 121,749 for Berkeley, 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.