San Diego, named after Saint Didacus, is the ninth largest city in the United States, second-largest city in California and 46th largest city in the Americas. Located along the Pacific Ocean on the west coast of the United States, San Diego has a population of 1,279,329. This coastal city is also the county seat of San Diego County as well as the economic center of the San Diego “Carlsbad“San Marcos Metropolitan Area considered congruent with the county. San Diego is also the largest city of Southern Border and is the region's western anchor. The city was rated the fifth best place to live in 2006 by Money Magazine. According to Forbes the city of San Diego ranks as the fifth wealthiest in the United States. San Diego's biggest industries are manufacturing, military, and tourism [wikipedia].