Robeson County is a county in the southern part of the U.S. state of North Carolina. As of the 2010 census, the population was 134,168. Its county seat is Lumberton. The county was formed in 1787 from part of Bladen County. It was named in honor of Col. Thomas Robeson of Tar Heel, North Carolina, a hero of the Revolutionary War.Robeson County comprises the Lumberton, NC Micropolitan Statistical Area, which is included in the Fayetteville-Lumberton-Laurinburg, NC Combined Statistical Area.Since 2008, Robeson County has been identified as among the 10% of United States counties that are majority-minority; its combined population of American Indian, African American and Hispanic residents constitute more than 68 percent of the total. Members of the state-recognized Lumbee Tribe of North Carolina, make up most of the 38 percent of the population who identify as Native American.