North Carolina (/ˌkærəˈlaɪnə/ (listen)) is a state located in the southeastern region of the United States. North Carolina is the 28th largest and 9th-most populous of the 50 United States. North Carolina is bordered by Virginia to the north, the Atlantic Ocean to the east, Georgia and South Carolina to the south, and Tennessee to the west. Raleigh is the state's capital and Charlotte is its largest city. The Charlotte metropolitan area, with an estimated population of 2,569,213 in 2018, is the most populous metropolitan area in North Carolina and the 23rd-most populous in the United States and the largest banking center in the nation after New York City. North Carolina's second largest metropolitan area is the Research Triangle (Raleigh–Durham–Chapel Hill), which is home to the largest research park in the United States (Research Triangle Park).