Demographics in Duncan, OK

Population, age, race, ethnicity, and household statistics — 2023 ACS Data

Where is Duncan?

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Population

Source: U.S. Census Bureau ACS (2023)

Total Population

22,872

Male

11,118

48.6%

Female

11,754

51.4%

Median Age

40.0

Race & Ethnicity

Source: U.S. Census Bureau ACS (2023)
White
78.0%
Black
2.5%
Hispanic
10.9%
Asian
0.5%
Two or More
12.7%
Other
2.9%

Education & Household

Source: U.S. Census Bureau ACS (2023)

Bachelor's or Higher

13.6%

High School or Higher

40.4%

Foreign Born

3.5%

Veterans

7.2%

Married

43.0%

Avg Household Size

2.4

Marital Status by Age

Source: U.S. Census Bureau ACS (2023)

Duncan, OK has a population of 22,872 with a median age of 40.0. The racial makeup is 78.0% White, 10.9% Hispanic, 2.5% Black. About 13.6% of residents hold a bachelor's degree or higher. The foreign-born population is 3.5%.