Duncanville Population

1950–2026

38,622

2026 projection

4.7% since 2020 (decrease)

010K20K30K40K50K19501960197019801990200020102020

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Duncanville. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202638,622-2930.75%
202538,915-4441.13%
202439,359-20.01%
202339,361-2030.51%
202239,564-2520.63%
202139,816-7131.76%
202040,529+1,7774.59%
201938,752-4861.24%
201839,238-3160.80%
201739,554-1250.32%

Showing 10 of 23 years.

Duncanville Demographics

36.2median age

Median age

Female38.1 yrs
Male34.9 yrs

Adults

28,640
6,567 seniors · 23%22,073 other adults

Sex

Female 52.3% · 20,767Male 47.7% · 18,916

Population by age

MaleFemale85+ years, male: 20885+ years, female: 56380–84 years, male: 23480–84 years, female: 29675–79 years, male: 51375–79 years, female: 69370–74 years, male: 81270–74 years, female: 1,14165–69 years, male: 95065–69 years, female: 1,15760–64 years, male: 1,12460–64 years, female: 95755–59 years, male: 1,10855–59 years, female: 1,11250–54 years, male: 1,16450–54 years, female: 1,28145–49 years, male: 78845–49 years, female: 1,22940–44 years, male: 1,11940–44 years, female: 1,45135–39 years, male: 1,42035–39 years, female: 1,19530–34 years, male: 80430–34 years, female: 1,35325–29 years, male: 1,03525–29 years, female: 1,29420–24 years, male: 1,30020–24 years, female: 1,14815–19 years, male: 1,92915–19 years, female: 1,33610–14 years, male: 1,81310–14 years, female: 1,8875–9 years, male: 1,7015–9 years, female: 1,3420–4 years, male: 8940–4 years, female: 1,33285+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45005001K1K1.5K1.5K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 397 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Duncanville Income

$76,457median household income

Median household income

$76,457

Half of households earn more, half earn less

Median earnings

$45,070

Typical yearly pay for a worker 25 or older.

Poverty rate

10.6%

About 1 in 9 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Duncanville Marital Status

43% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married43%46%41%
Never married38%43%33%
Divorced11%7%14%
Widowed6%2%9%
Separated3%2%3%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201

Sources

10 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year