How many people live in Roger Mills County, OK?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 3,300 people living in Roger Mills County, OK. That makes Roger Mills County the 74th-most populous county in Oklahoma. It is home to 0.08% of people living in the state.
3.3K
population of Roger Mills County, OK (2024)
0.08%
County share of the Oklahoma population (2024)
About 3,300 people lived in Roger Mills County, OK in 2024.
Population estimates, 2000–2024
What are Roger Mills County, OK’s age demographics?
About 800 Roger Mills County residents are aged 65 and older in 2024. That represents 24.2% of its population. For comparison, the age group represents 17% of Oklahoma’s population and 18% in the US overall.
Another 784 Roger Mills County residents, or 23.7% of the population, were children under 18. For comparison, the age group represents 23.7% of Oklahoma’s population and 21.6% in the US overall.
A higher share of Roger Mills County, OK's population is aged 65 or older than the US as a whole.
Population estimates by age group, (2024)
What are Roger Mills County, OK’s racial and ethnic demographics?
Non-Hispanic white residents make up 80.6% of the Roger Mills County population, higher than the national share of 57.5%. Roger Mills County also has a larger share of people identifying as non-Hispanic American Indian and Alaska Native (6.3%) than the US overall (0.72%).
In contrast, Roger Mills County’s non-Hispanic Black or African American population accounts for 0.64%, below the 12.6% nationwide, and the Hispanic population makes up 8.3% of the county, compared with 20% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
Roger Mills County, OK has a higher share of a non-Hispanic white population than Oklahoma as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Roger Mills County, OK is Cheyenne with about 736 residents in 2024.
Cities and towns in Roger Mills County, OK ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Cheyenne | 736 |
| 2. | Hammon (pt.) | 447 |
| 3. | Reydon | 132 |
| 4. | Strong City | 29 |
| 5. | Sweetwater (pt.) | 19 |
| 6. | Balance of Roger Mills County | 1,941 |
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
