In 2019, Islandton, SC had a population of 44 people with a median age of 49.8 and a median household income of $60,391. Between 2018 and 2019 the population of Islandton, SC declined from 64 to 44, a −31.3% decrease and its median household income grew from $59,231 to $60,391, a 1.96% increase.
The 5 largest ethnic groups in Islandton, SC are White (Non-Hispanic) (63.6%), Black or African American (Non-Hispanic) (36.4%), White (Hispanic) (0%), Black or African American (Hispanic) (0%), and American Indian & Alaska Native (Non-Hispanic) (0%). 0% of the households in Islandton, SC speak a non-English language at home as their primary language, and 100% of the residents in Islandton, SC are U.S. citizens.
In 2019, the median property value in Islandton, SC was $75,900, and the homeownership rate was 100%. Most people in Islandton, SC drove alone to work, and the average commute time was 25.5 minutes. The average car ownership in Islandton, SC was 3 cars per household.