Sacramento is Spanish for "sacrament" is the capital city of the U.S. state of California, and the Sacramento County seat and largest city. Located in the Sacramento Valley of Northern California, at the confluence of the Sacramento River and the American River. Sacramento is also the cultural and economic center of the metropolitan region of Sacramento, which has over 2,414,000 people. Sacramento is California's fastest-growing big city, owing to its position as a prominent West Coast financial center and a big educational hub, home to California State University, Sacramento and California University, Davis. The area of Sacramento is 100 sqaure miles.