Jasper is a city in and the county seat of Walker County, Alabama, United States. Its population was 14,352 as of the 2010 census. Named in honor of Sergeant William Jasper, an American Revolutionary War hero, Jasper was settled around 1815 and incorporated on August 18, 1886.
The first significant growth of the area was in 1886, when the Kansas City, Memphis and Birmingham Railroad and the Sheffield & Birmingham Railroads were completed through Jasper. The population grew from 200 people in 1886 to more than 3,000 in 1890. In a special edition in 1891, the Mountain Eagle stated there were six coal mines, two sandstone quarries, 400 coke ovens, one foundry and machine shop, two saw mills, one brick works, four hotels, and two banks.
Jasper has several sites listed on the National Register of Historic Places. These include the John Hollis Bankhead House, First United Methodist Church, Jasper Downtown Historic District, and Walker County Hospital.
Jasper is located at 33°50′32″N 87°16′38″W (33.842347, -87.277174). According to the U.S. Census Bureau, the city has a total area of 26.9 square miles (70 km2), of which 26.9 square miles (70 km2) is land and 0.04% is water.
At the 2000 census, there were 14,052 people, 5,728 households, and 3,809 families living in the city. The population density was 523.0 people per square mile (201.9/km2).