Allendale is located in South Carolina. Allendale, South Carolina has a population of 3,050. Allendale is less family-centric than the surrounding county with 20% households with children. The county percentage for households with children is 20%.
The median household income in Allendale, South Carolina is $21,035. The median household income for the surrounding county is $28,745 compared to the national median of $66,222. The median age of people living in Allendale is 37 years.
The average high temperature in July is 93.1 degrees, with an average low temperature in January of 32.2 degrees. The annual precipitation is 46.57.