Alcolu CDP, South Carolina Demographics & Population 2026

Population Overview

Alcolu CDP is a small community located in South Carolina. The total population is 426. It ranks as the 350th most populous out of 475 cities and towns in South Carolina.

Age Demographics

The median age in Alcolu CDP is 21.8 years. This is 46% lower than the state median of 40.1 years. With 49.1% of the population under 18, Alcolu CDP has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Alcolu CDP is $41,917. This is 37% lower than the state median of $66,818. Compared to the national median of $78,538, household income here is 47% lower. The poverty rate stands at 44.4%. This is 213% higher than the state poverty rate of 14.2%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 0.0%. This is 100% lower than the state rate of 5.0%. The median home value is $166,400. Housing costs are 30% lower than the state median of $236,700. The home-value-to-income ratio is 4.0x. 62.4% of occupied housing units are owner-occupied. This homeownership rate is 13% lower than the state average of 71.4%.

Race & Ethnicity

The largest racial or ethnic group in Alcolu CDP is Black or African American, making up 56.8% of the population. Hispanic or Latino residents account for 24.9%. The White (non-Hispanic) population (15.3%) is well below the state average of 62.2%. The Black or African American population is significantly higher than the state average (56.8% vs 25.1%). The Hispanic or Latino population is significantly higher than the state average (24.9% vs 7.1%).

Education

20.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 36% lower than the state rate of 31.5%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 75.9%.

Data Sources & Methodology

All demographic data for Alcolu CDP, South Carolina is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against South Carolina state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 475 Census-designated places in South Carolina. For official data, visit data.census.gov.