Duncan, OK
Population 22,872 · Oklahoma
About Duncan, OK
Duncan is a mid-sized city in Oklahoma with a population of 22,872 residents. The median household income is $57,020 per year, which is near the national average. The median age in Duncan is 40 years.
Housing in Duncan has a median home value of $125,800 and median monthly rent of $872. Of the 11,089 total housing units, the majority are owner-occupied, with 6,325 owner-occupied and 3,008 renter-occupied units.
The unemployment rate in Duncan is 6.1% and the poverty rate is 20.4%. 19.5% of residents hold a bachelor's degree or higher. The average commute time is 20.5 minutes.
How Duncan Ranks in Oklahoma
Cost of Living in Duncan, OK
Compared to national averages, Duncan has a median household income of $57,020 (24% below the national median of $75,149). Home values average $125,800, which is 49% below the national median. Monthly rent at $872 is 25% below the US average of $1,163. Within Oklahoma, Duncan's income is 1% above the state average of $56,382, and home values are 5% above the state median of $119,992.
Why Live in Duncan, OK?
Duncan offers affordable housing with a median home value of $125,800, below the US average of $244,900, and rent that’s lower than the national average at $872/month, and short commute times averaging just 20.5 minutes.
Potential considerations include median household income ($57,020) 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 22,872 with a median age of 40 years. Compare Duncan with other cities to see how it stacks up, or explore all cities in Oklahoma.
Similar Cities Near Duncan
Cities in Oklahoma with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Sapulpa | 22,268 | $61,644 | $158,300 | Compare |
| Del City | 21,561 | $48,895 | $112,800 | Compare |
| Ponca City | 24,377 | $55,270 | $127,500 | Compare |
| Mustang | 21,290 | $88,262 | $227,800 | Compare |
| Ardmore | 24,757 | $52,954 | $158,800 | Compare |
| Yukon | 24,802 | $76,408 | $185,800 | Compare |
| Bethany | 20,606 | $55,063 | $161,500 | Compare |
| Sand Springs | 19,973 | $73,400 | $186,700 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Oklahoma
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Duncan
What is the population of Duncan, OK?
The population of Duncan, OK is 22,872 according to the latest Census data.
What is the median household income in Duncan?
The median household income in Duncan, OK is $57,020 per year.
What is the median home value in Duncan?
The median home value in Duncan, OK is $125,800.
What is the average rent in Duncan?
The median monthly rent in Duncan, OK is $872.
What is the unemployment rate in Duncan?
The unemployment rate in Duncan, OK is 6.1%.