Chapel Hill is a town in Orange, Durham and Chatham counties in the U.S. state of North Carolina. Its population was 57,233 in the 2010 census, making Chapel Hill the 15th-largest city in the state. Chapel Hill, Durham, and the state capital, Raleigh, make up the corners of the Research Triangle (officially the Raleigh–Durham–Cary combined statistical area), with a total population of 1,998,808.The town was founded in 1793 and is centered on Franklin Street, covering 21.3 square miles (55 km2). It contains several districts and buildings listed on the National Register of Historic Places. The University of North Carolina at Chapel Hill and UNC Health Care are a major part of the economy and town influence. Local artists have created many murals.