San Diego County Map
The County of San Diego is located in the State of California. Find directions to San Diego County, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2020 US Census the San Diego County population is estimated at 3,332,427 people. The San Diego County time zone is Pacific Daylight Time which is 8 hours behind Coordinated Universal Time (UTC).
Nearby counties include Imperial County, Orange County, Riverside County.
Top cities include San Diego, Chula Vista, Oceanside, Escondido, Carlsbad