Duncan, SC
Population 4,175 · South Carolina
About Duncan, SC
Duncan is a small town located in South Carolina with a population of 4,175 residents according to the latest US Census Bureau American Community Survey data. The median household income is $51,596 per year, which is 31% below the national median of $75,149. The median age of 30.9 years is notably younger the US median age of 38.9 years, indicating a younger, often more dynamic population base.
Housing Market Overview
The housing market in Duncan features a median home value of $182,500, which is 25% below the national median of $244,900. This positions Duncan in a moderately priced market relative to the rest of the country. Median monthly rent is $1,045, 10% below the national average of $1,163/month. Of the 1,758 total housing units, 53% are owner-occupied (881 units) and 47% are renter-occupied (795 units). The balanced mix of owners and renters indicates a diverse housing market.
Economy & Employment
The local economy in Duncan shows an unemployment rate of 3.3%, which is lower than the national rate of 3.7%, indicating a relatively strong job market. The poverty rate stands at 17.1%, above the national average of 12.4%. Workers in Duncan have an average one-way commute time of 26.5 minutes.
Education & Demographics
34.0% of Duncan residents aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. This is in line with national trends in educational attainment. The community's demographic composition includes 5.3% White, 0.5% Hispanic or Latino, 0.0% Black or African American, and 2.5% Asian residents, with 7.1% of the population being foreign-born.
Cost of Living in Duncan, SC
Compared to national averages, Duncan has a median household income of $51,596 (31% below the national median of $75,149). Home values average $182,500, which is 25% below the national median. Monthly rent at $1,045 is 10% below the US average of $1,163. Within South Carolina, Duncan's income is 12% below the state average of $58,738, and home values are 10% below the state median of $202,187.
Why Live in Duncan, SC?
Duncan offers affordable housing with a median home value of $182,500, below the US average of $244,900, and rent that’s lower than the national average at $1,045/month, and a strong job market with an unemployment rate of just 3.3%. Additionally, the city features a well-educated community where 34.0% of residents hold a bachelor’s degree or higher.
Potential considerations include median household income ($51,596) that falls below the national average. However, Duncan’s smaller community size offers a quieter lifestyle and tight-knit neighborhoods.
Duncan has a population of 4,175 with a median age of 30.9 years. Compare Duncan with other cities to see how it stacks up, or explore all cities in South Carolina.
Similar Cities Near Duncan
Cities in South Carolina with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Capitol View | 4,161 | $47,054 | $152,700 | Compare |
| Newport | 4,142 | $107,143 | $310,300 | Compare |
| East Camden | 4,210 | $53,234 | $150,400 | Compare |
| Saxon | 4,139 | $28,394 | $68,900 | Compare |
| Surfside Beach | 4,217 | $74,202 | $412,100 | Compare |
| Walhalla | 4,121 | $42,696 | $176,500 | Compare |
| Williamston | 4,116 | $62,500 | $156,700 | Compare |
| Brookdale | 4,061 | $34,279 | $85,400 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in South Carolina
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
Compare Duncan With Other Cities
Frequently Asked Questions about Duncan
What is the population of Duncan, SC?
The population of Duncan, SC is 4,175 according to the latest US Census Bureau American Community Survey estimates. This makes it a small town in South Carolina.
What is the median household income in Duncan?
The median household income in Duncan, SC is $51,596 per year, which is 31% below the national median of $75,149.
What is the median home value in Duncan?
The median home value in Duncan, SC is $182,500, which is 25% below the national median of $244,900. The majority of housing units are owner-occupied.
What is the average rent in Duncan?
The median monthly rent in Duncan, SC is $1,045, which is 10% below the national average of $1,163/month.
What is the unemployment rate in Duncan?
The unemployment rate in Duncan, SC is 3.3%, compared to the national average of 3.7%. This lower-than-average rate suggests a relatively healthy local job market.
Is Duncan, SC a good place to live?
Duncan offers a moderate cost of living, affordable housing, and a strong job market. With a population of 4,175 and a median age of 30.9, the city appeals to young professionals and families.
How educated is Duncan, SC?
34.0% of residents in Duncan aged 25 and older hold a bachelor's degree or higher, compared to the national average of 33.7%. This above-average educational attainment often reflects a knowledge-based local economy.
What is the cost of living in Duncan?
Key cost-of-living indicators for Duncan, SC: median home value is $182,500 (25% below national), median rent is $1,045/month, and median household income is $51,596. The home-value-to-income ratio is 3.5x, a moderate figure by national standards.
What is the poverty rate in Duncan?
The poverty rate in Duncan, SC is 17.1%, compared to the national average of 12.4%. Residents and prospective movers should be aware of the economic challenges facing parts of this community.
How diverse is Duncan, SC?
Duncan's population is 5.3% White, 0.5% Hispanic or Latino, 0.0% Black or African American, 2.5% Asian, and 40.6% two or more races. 7.1% of residents are foreign-born.