Marion is a city in McDowell County, North Carolina, United States. It is the county seat of McDowell County. Founded in 1844, the city was named in honor of Brigadier General Francis Marion, the American Revolutionary War Hero whose talent in guerrilla warfare earned him the name "Swamp Fox". Marion's Main Street Historic District is listed on the National Register of Historic Places. The population was 7,838 at the 2010 Census.
Marion is located at 35°40′59″N 82°0′21″W (35.683150, -82.005855).
According to the United States Census Bureau, the city has a total area of 5.6 square miles (15 km2).
As of the 2010 Census, there were 7,838 people, 2,146 households, and 1,283 families residing in the city. The population density was 1,441.9 people per square mile (902.6/km2). There were 2,351 housing units at an average density of 690.7 per square mile (267.0/km2). The racial makeup of the city was 83.23% White, 10.54% Black, 0.28% Native American, 1.05% Asian, 0.04% Pacific Islander, 3.82% from other races, and 1.03% from two or more races.