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)White78.0%
Black2.5%
Hispanic10.9%
Asian0.5%
Two or More12.7%
Other2.9%
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%.