Pelham is a city in Shelby County, Alabama, United States. It incorporated in July 1964. At the 2000 census the population was 14,369, but has grown to 21,352 recorded by the 2010 census. It was named for famed Confederate American Civil War officer John Pelham. An F2 tornado damaged business buildings in Pelham along with Indian Springs, Helena, and Inverness on Palm Sunday, March 27, 1994.GeographyPelham is located at .According to the U.S. Census Bureau, the city has a total area of 38.3sqmi, 38.0sqmi is land and 0.3sqmi is water.Oak Mountain State Park, Alabama's largest state park, is located in Pelham.DemographicsAs of the census of 2000, there were 14,369 people, 5,637 households, and 4,002 families residing in the city. The population density was 378.2 people per square mile (146.0/km²). There were 5,894 housing units at an average density of 155.1 per square mile (59.9/km²). The racial makeup of the city was 90.02% White, 3.97% Black or African American, 0.35% Native American, 1.68% Asian, 2.82% from other races, and 1.16% from two or more races. 6.42% of the population were Hispanic or Latino of any race.