Allendale is located in South Carolina. Allendale, South Carolina has a population of 3,120. Allendale is less family-centric than the surrounding county with 6.66% of the households containing married families with children. The county average for households married with children is 17.82%.
The median household income in Allendale, South Carolina is $19,420. The median household income for the surrounding county is $23,331 compared to the national median of $57,652. The median age of people living in Allendale is 38.9 years.
The average high temperature in July is 93 degrees, with an average low temperature in January of 32.8 degrees. The average rainfall is approximately 46.9 inches per year, with 0.3 inches of snow per year.
