Alcolu, South Carolina Population & Demographics

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Statistic	Alcolu	South Carolina	National
Population	421	5,275,357	336,919,644
Population density (sq mi)	93	175	91
Median age	26.6	38.8	37.7
Male/Female ratio	0.5:1	0.9:1	1.0:1
Married (15yrs & older)	40%	56%	55%
Families w/ Kids under 18	55%	40%	43%
Speak English	90%	93%	79%
Speak Spanish	10%	4%	13%

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Homes For Sale In Alcolu, SC

000 Plowden Mill RD

Alcolu, SC

00 Plowden Mill RD

Alcolu, SC

0 Plowden Mill RD

Alcolu, SC

7262 N Brewington Rd

Alcolu, SC

Demographics Quick Facts

The population density in Alcolu is 47% lower than South Carolina
The median age in Alcolu is 31% lower than South Carolina
In Alcolu 36.08% of the population is White
In Alcolu 56.66% of the population is Black
In Alcolu 0.00% of the population is Asian

Compare Alcolu, SC Demographics

Alcolu racial demographics

Race	Alcolu	South Carolina	National
White	36.08%	67.27%	73.35%
Black	56.66%	27.35%	12.63%
Asian	0.00%	1.42%	5.22%
American Indian	0.00%	0.32%	0.82%
Native Hawaiian	0.00%	0.06%	0.18%
Mixed race	0.00%	2.07%	3.06%
Other race	7.26%	1.51%	4.75%

In Alcolu, 13.1% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

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Household income distribution

Place of birth by citizenship

Alcolu age breakdown

Marital status

Age of children in married couples

Source: The Alcolu, SC demographics data displayed above is derived from the United States Census Bureau American Community Survey (ACS) and include 2026 modeled data developed using proprietary methodologies.