
Del Mar
- County:
- San Diego County
- County Seat:
- No
- Area (mi²):
- 1.717
- State:
- California
Del Mar is a city located in San Diego County, California. Del Mar has a 2025 population of 3,815. Del Mar is currently declining at a rate of -0.68% annually and its population has decreased by -3.3% since the most recent census, which recorded a population of 3,945 in 2020.
The average household income in Del Mar is $267,960 with a poverty rate of 2.45%. The median age in Del Mar is 55.5 years: 55.5 years for males, and 56.1 years for females.