OrangeCounty is bordered on the west by the Pacific Ocean, on the north by Los Angeles County, on the northeast by San Bernardino County, on the east by RiversideCounty, and on the south by San Diego County.
Most of OrangeCounty's population resides in one of two shallow coastal valleys that lie in the basin, the Santa Ana Valley and the Saddleback Valley.
OrangeCounty is a general law county of California; its seat is Santa Ana.
OrangeCounty, California is a county in SouthernCalifornia.
With a population of 3,056,865 (2005 estimate [1]), it is the second most populous county in the state of California and the fifth most populous in the United States.
OrangeCounty is also the home of the OrangeCounty Buzz basketball team of the American Basketball Association (ABA) In November 2006, the NBA Development League brings an L.A. Clippers-affiliated team to play the 2006-2007 season at the Arena at the Anaheim Convention Center.