
Imperial Beach
- County:
- San Diego County
- County Seat:
- No
- Area (mi²):
- 4.29
- State:
- California
Imperial Beach is a city located in San Diego County, California. Imperial Beach has a 2025 population of 25,028. Imperial Beach is currently declining at a rate of -0.85% annually and its population has decreased by -4.11% since the most recent census, which recorded a population of 26,102 in 2020.
The average household income in Imperial Beach is $103,548 with a poverty rate of 15.25%. The median age in Imperial Beach is 35.2 years: 35 years for males, and 35.4 years for females.