Duncan town, South Carolina Demographics & Population 2026
As of 2026, Duncan town, South Carolina has a total population of 4,175, the 113th largest city in South Carolina, with a median household income of $51,596, which is 23% lower than the state average. The poverty rate is 17.1%.
Duncan town Quick Facts
How Duncan town Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 54 | National average: 60
Education
Educational Attainment (Adults 25+)
Duncan town Rankings in South Carolina
Explore South Carolina Rankings
Cities Similar to Duncan town
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| East Camden CDP | 4,210 | $53,234 | $150,400 | 25.7% | 20.8% |
| Capitol View CDP | 4,161 | $47,054 | $152,700 | 28.9% | 11.7% |
| Belton city | 4,405 | $48,164 | $116,300 | 15.6% | 19.2% |
| Walhalla city | 4,121 | $42,696 | $176,500 | 12.1% | 43.0% |
| Williamston town | 4,116 | $62,500 | $156,700 | 17.2% | 13.5% |
Population Overview
Duncan town is a small community located in South Carolina. The total population is 4,175. It ranks as the 113th most populous out of 475 cities and towns in South Carolina.
Age Demographics
The median age in Duncan town is 30.9 years. This is 23% lower than the state median of 40.1 years. With 29.1% of the population under 18, Duncan town has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Duncan town is $51,596. This is 23% lower than the state median of $66,818. Compared to the national median of $78,538, household income here is 34% lower. The poverty rate stands at 17.1%. This is 20% higher than the state poverty rate of 14.2%. The unemployment rate is 3.3%. This is 34% lower than the state rate of 5.0%. The median home value is $182,500. Housing costs are 23% lower than the state median of $236,700. The home-value-to-income ratio is 3.5x. 52.6% of occupied housing units are owner-occupied. This homeownership rate is 26% lower than the state average of 71.4%.
Race & Ethnicity
The largest racial or ethnic group in Duncan town is White (non-Hispanic), making up 49.6% of the population. Black or African American residents account for 40.6%. The Black or African American population is significantly higher than the state average (40.6% vs 25.1%).
Education
34.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 8% higher 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 84.1%.
Data Sources & Methodology
All demographic data for Duncan town, 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.
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Frequently Asked Questions
What is the population of Duncan town, South Carolina?
Duncan town, South Carolina has a population of 4,175 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Duncan town, SC?
The median household income in Duncan town is $51,596, which is 34% lower the national median of $78,538.
What is the poverty rate in Duncan town, SC?
The poverty rate in Duncan town is 17.1%. This means approximately 701 residents live below the federal poverty line.
What is the racial makeup of Duncan town, South Carolina?
Duncan town's population is 49.6% White, 40.6% Black, 7.8% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Duncan town, SC?
The median home value in Duncan town is $182,500. The home-value-to-income ratio is 3.5x.
How educated is Duncan town, South Carolina?
34.0% of adults (25+) in Duncan town hold a bachelor's degree or higher, and 5.0% hold a graduate or professional degree.