California to Arizona
Distance from San Diego to Yuma
Straight-line distance
153.4mi
San Diego, CA and Yuma, AZ are 153.4 miles (246.9 km) apart in a straight line. From San Diego, the shortest path starts out heading E (97°).
- kilometers
- 246.9
- nautical miles
- 133.3
- heading from San Diego
- 97° E
- heading from Yuma
- 278° W
Orange line: great-circle path · ring: midpoint · thin lines: county borders
How far San Diego is from Yuma
The great-circle distance between the Census internal points of San Diego and Yuma is 153.4 miles, 246.9 km or 133.3 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 153.4 miles, practically the same at this range.
Measurements
- Miles
- 153.4
- Kilometers
- 246.9
- Nautical miles
- 133.3
- Bearing from San Diego
- 97.0° E
- Bearing arriving at Yuma
- 98.4°
- Bearing from Yuma
- 278.4° W
Halfway between San Diego and Yuma
The great-circle midpoint is at 32.672423, -115.826515 (32°40'20.72"N 115°49'35.46"W). The nearest incorporated place of 1,000 or more people is El Centro, CA, with 44,230 residents, 17.3 miles from the midpoint. To find towns near the midpoint of any two places, use the halfway tool.
Time zones and daylight
San Diego uses America/Los_Angeles and Yuma uses America/Phoenix. In January Yuma is 1 hour ahead, and in July the same clock time, because only one of them observes daylight saving time. On June 21, San Diego gets 14 h 19 min of daylight and Yuma 14 h 17 min; on December 21, 9 h 59 min and 10 h 01 min. The two sit at nearly the same latitude, so their day lengths match closely all year.
Population compared
San Diego has 13.6 times the population of Yuma. From July 2020 to July 2024, San Diego changed by +1.4% and Yuma by +6.4%. The trip crosses from California into Arizona.
- 01San Diego, CA1,404,452 (+1.4%)
- 02Yuma, AZ103,559 (+6.4%)
Questions people ask
How far is San Diego from Yuma?
153.4 miles, 246.9 km or 133.3 nautical miles along the great circle between the two Census internal points. Road distance is longer.
Which direction is Yuma from San Diego?
E. The great-circle path leaves San Diego on a bearing of 97.0° and arrives at Yuma on 98.4°. The return trip starts on 278.4°.
What is halfway between San Diego and Yuma?
The midpoint is at 32.672423, -115.826515. The nearest incorporated place of 1,000+ is El Centro, CA, 17.3 miles from it.
Is there a time difference between San Diego and Yuma?
San Diego uses America/Los_Angeles and Yuma uses America/Phoenix. In January Yuma is 1 hour ahead, and in July the same clock time, because only one of them observes daylight saving time.
Which is bigger, San Diego or Yuma?
San Diego, with 1,404,452 residents in July 2024 against 103,559 for Yuma, 13.6 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.
- 01Census 2024 Gazetteer, places
- 02Census Vintage 2024 subcounty population estimates
- 03SunCalc library (Vladimir Agafonkin), algorithms after Jean Meeus
- 04IANA time zone database (clock times and daylight saving rules)
How every number is computed: methodology. Spotted a wrong figure? Report an error.