 The St. Francis Sunken Lands Wildlife Management Area, which preserves some of the bottomland hardwood forest typical of this ecoregion prior to development for row agriculture lies east of Trumann along the St. Francis River.As of the census of 2010, there were 7,243 people, 2,616 households, and 1,890 families residing in the city.The population density was 1,439.7 people per square mile (555.3/km²).