Allendale County is a county located in the state of South Carolina. Based on the 2010 census, the population was 10,419, making it the second-least populous county in South Carolina. Its county seat is Allendale.
Allendale County and its county seat of Allendale were named for the Allen family, one of whose members, Paul Allen, was the town's first postmaster.
County QuickFacts: CensusBureau Quick Facts
Allendale County and its county seat of Allendale were named for the Allen family, one of whose members, Paul Allen, was the town's first postmaster. The county is South Carolina's youngest; it was formed in 1919 from parts of Barnwell and Hampton counties. The area was settled in the mid-eighteenth century by English, German, and Scotch-Irish farmers, and it remains primarily agricultural. The plantation of Confederate general Johnson Hagood (1829-1898) was in what is now Allendale County, and the artist Jasper Johns spent his childhood years in Allendale.
As reported by the Census Bureau, the county has a total area of 413 square miles (1,069 km2), of which, 408
square miles (1,057 km2) of it is land and 4 square miles (11 km2) of it (1.06%) is water.
Allendale is primarily an agricultural rural county. Its primary products are cotton, soybeans, watermelon and
cantaloupe. Timbering is also important, primarily for paper pulp.
The Savannah River forms the county's western border with Georgia.
Bordering counties are as follows:
USC-Salkahatchie (a two-year campus) was located in the town of Allendale. Allendale County School District includes one high school: Allendale-Fairfax High School. Denmark Tech, part of the state Technical College System, serves the county from its location in Bamberg County, 25 miles from Allendale.