Columbus (/kəˈlʌmbəs/ kə-LUM-bəs) is the state capital and the most populous city of the U.S. state of Ohio. It is the 14th-most populous city in the United States, with a population of 860,090 as of 2016 estimates. This makes Columbus the 3rd-most populous state capital in the United States after Phoenix, Arizona and Austin, Texas, and the second-most populous city in the Midwestern United States, after Chicago. It is the core city of the Columbus, Ohio, Metropolitan Statistical Area, which encompasses ten counties. With a population of 2,021,632, it is Ohio's third-largest metropolitan area.