Fort Worth is the 16th-largest city in the United States of America and the fifth-largest city in the state of Texas. Located in North Central Texas, the city is a cultural gateway into the American West and covers nearly 350 square miles (910 km2) in Tarrant, Denton, Johnson, Parker, and Wise counties—serving as the seat for Tarrant County. According to the 2010 census, Fort Worth had a population of 741,206. The city is the second-largest in the Dallas–Fort Worth–Arlington metropolitan area.