In 2020, Allendale, SC had a population of 2.95k people with a median age of 38.7 and a median household income of $18,680. Between 2019 and 2020 the population of Allendale, SC declined from 3,009 to 2,953, a −1.86% decrease and its median household income declined from $19,463 to $18,680, a −4.02% decrease.
The 5 largest ethnic groups in Allendale, SC are Black or African American (Non-Hispanic) (85.4%), White (Non-Hispanic) (12.1%), White (Hispanic) (1.86%), American Indian & Alaska Native (Non-Hispanic) (0.373%), and Asian (Non-Hispanic) (0.271%).
None of the households in Allendale, SC reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
99.1% of the residents in Allendale, SC are U.S. citizens.
The largest universities in Allendale, SC are University of South Carolina-Salkehatchie (134 degrees awarded in 2020).
In 2020, the median property value in Allendale, SC was $39,300, and the homeownership rate was 59.5%. Most people in Allendale, SC drove alone to work, and the average commute time was 23.2 minutes. The average car ownership in Allendale, SC was 1 car per household.