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CITY · 2020 ACS

Duncan

South Carolina · 4,041 residents · 6.269 sq mi
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The short version

Duncan has lower-than-average household income, with a median household income of $50,000. Population has grown 41% since 2000. 20% of adults hold a bachelor's degree or higher, below the national rate of 33%. Median home value has risen by half since 2000, reaching $116,900. At a median age of 31.8, residents skew younger than the country as a whole.

At a glance
Lower income
below the US median
US median: $66,278
Younger
median age 31.8
US median: 38.8
Less educated
20% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
4,041
+41%since 2000
from 2,870 in 2000
1990 – 2025
Population density
645 / sq mi
+41%since 2000
from 458 / sq mi in 2000
US average: 280
Median age
31.8
+14%since 2000
from 27.9 in 2000
US average: 38.8
Population, 1990 – 2024
2K3K3K4K5K1990201020202024Duncan
20244K
1990201020202024
Section 02

Income & economy

Median household income
$50,000
+19%inflation adjusted, since 2000
from $27,974 in 2000
US average: $66,278
1990 – 2024
Per capita income
$20,019
+52%since 2000
from $13,194 in 2000
US average: $35,364
Households earning $100K+
18.0%
+6.0 ptssince 2009
from 12.0% in 2009
US average: 43.9%
Poverty rate
21.8%
+1.6 ptssince 2000
from 20.3% in 2000
US average: 12.8%
Workforce by industry, 2020
Retail trade28.7%
US avg: 10%
Information15.5%
US avg: 11.1%
Finance & insurance8.3%
US avg: 5.5%
Professional, scientific, technical8.3%
US avg: 4.7%
Other services6.8%
US avg: 6.6%
Public administration6.3%
US avg: 4.7%
Wholesale trade3.3%
US avg: 6.7%
Arts, entertainment, food1.5%
US avg: 2%
Agriculture, forestry, fishing0.2%
US avg: 1.7%
Construction0.2%
US avg: 1.2%
Transportation & warehousing0.2%
US avg: 2.5%
Manufacturing0%
US avg: 0.5%
Education & health services0%
US avg: 0.8%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$116,900
+11%inflation adjusted, since 2000
from $70,200 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$937
+31%inflation adjusted, since 2000
from $475 in 2000
US average: $1,124
Owner-occupied
47.2%
+1.4 ptssince 2000
from 45.8% in 2000
52.8% rent
Afford Score
2.3
−7%since 2000
from 2.5 in 2000
1990 – 2024
RELATED:See current rent listings in Duncan on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic64%(1,837)
Black30.7%(882)
Hispanic / Latino3.4%(98)
Asian0.7%(19)
Other0%
Diversity Score60.3%(1,731)
2020
White, non-Hispanic51.9%(2,098)
Black30.6%(1,235)
Hispanic / Latino10.8%(436)
Asian1.4%(58)
Other5.8%(233)
Diversity Score78.2%(3,159)
Diversity Score
78
+30%since 2000
from 60 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
20.1%
+12.9 ptssince 2000
from 7.2% in 2000
US average: 32.9%
High school or higher
81.8%
+12.8 ptssince 2000
from 68.9% in 2000
US average: 88.5%
Graduate degree
3.0%
+1.3 ptssince 2000
from 1.6% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
24.1 min
+103%since 2000
from 11.9 min in 2000
US average: 26.9
Drive alone to work
83.1%
−3.5 ptssince 2009
from 86.5% in 2009
US average: 75.1%
No vehicle available
7.9%
−1.8 ptssince 2009
from 9.7% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
5.8%
−5.9 ptssince 2011
from 11.7% in 2011
US average: 5.4%
Labor force participation
65.4%
−2.3 ptssince 2011
from 67.7% in 2011
US average: 63.4%
Management & professional
17.4%
−42.2 ptssince 2009
from 59.6% in 2009
US average: 39.3%
Section 08

People & community

Male
42.6%
−4.9 ptssince 2009
from 47.5% in 2009
Female
57.4%
+4.9 ptssince 2009
from 52.5% in 2009
Foreign born
9.3%
−1.9 ptssince 2009
from 11.2% in 2009
US average: 13.5%
Uninsured
13.5%
−72.9 ptssince 2013
from 86.4% in 2013
US average: 8.8%
Drill deeper

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DUNCAN VS
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DUNCAN VS
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Frequently asked

How many people live in Duncan, South Carolina?

Duncan, South Carolina has about 4,041 residents according to the 2020 American Community Survey.

What is the median household income in Duncan, South Carolina?

The typical household in Duncan, South Carolina earns about $50,000 a year. Half of households make more than that, and half make less.

Is Duncan, South Carolina expensive?

In Duncan, South Carolina, the median home is worth about $116,900, and the typical rent is about $937 a month.

How educated are people in Duncan, South Carolina?

About 20.1% of adults age 25 and over in Duncan, South Carolina hold a bachelor's degree or higher.

What is the poverty rate in Duncan, South Carolina?

About 21.8% of people in Duncan, South Carolina live below the federal poverty line.

Has Duncan, South Carolina grown since 1990?

Yes, Duncan, South Carolina has grown since 1990. The population has added about 1,889 residents, a change of about 88 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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