Orange County is a county located in the Los Angeles metropolitan area in Southern California, United States. As of the 2020 United States census, the population was 3,186,989, making it the third-most-populous county in California, the sixth-most-populous in the United States, and more populous than 19 American states and Washington, D.C. Although la…
Orange County is a county located in the Los Angeles metropolitan area in Southern California, United States. As of the 2020 United States census, the population was 3,186,989, making it the third-most-populous county in California, the sixth-most-populous in the United States, and more populous than 19 American states and Washington, D.C. Although largely suburban, it is the second-most-densely-populated county in the state behind San Francisco County. The county's three most-populous cities are Anaheim, Santa Ana, and Irvine, each of which has a population exceeding 300,000. Santa Ana is also the county seat. Six cities in Orange County are on the Pacific coast: Seal Beach, Huntington Beach, Newport Beach, Laguna Beach, Dana Point, and San Clemente.
Country: United States
State: California
Region: Greater Los Angeles
Incorporated: August 1, 1889
Named for: The orange, named so the county would sound like a semi-tropical, mediterranean region to people from the east coast
County seat: Santa Ana
Largest city: Anaheim (population) · Irvine (area)
AdFind the best tours, tickets, trips & more. Compare prices and book online on Tripadvisor. Full refund available up to 24 hours before your tour date. Quick & easy purchase process.
Candid Traveler Photos · Easy price comparison · Millions of Hotel Reviews · Fun Things to Do
AdFind the top-rated and best-reviewed tours and activities in OrangeCounty for 2025. Read over 8 million trusted customer reviews to pick the best activities for your trip.
Site visitors: Over 1M in the past month
24/7 customer service · Best value guarantee · Easy price comparison · Multiple languages