Mansfield is a city located in the U.S. state of Arkansas. It is within Scott and Sebastian counties which portion of Sebastian County is included in the Fort Smith, Arkansas-Oklahoma Metropolitan Statistical Area. It has a total area of 2.25 square miles at 35°3′32″N 94°14′47″W. The elevation is 610 feet above sea level. As of the 2010 census data, it had a total population of 1,139. The population density was 490.54/sq mi. Estimated per capita income in 2015 was $16,906. It is using Zip code 72944.