How many people live in Crook County, OR?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 27,300 people living in Crook County, OR. That makes Crook County the 21st-most populous county in Oregon. It is home to 0.64% of people living in the state.
27.3K
population of Crook County, OR (2024)
0.64%
County share of the Oregon population (2024)
About 27,300 people lived in Crook County, OR in 2024.
Population estimates, 2000–2024
What are Crook County, OR’s age demographics?
About 7,100 Crook County residents are aged 65 and older in 2024. That represents 26.1% of its population. For comparison, the age group represents 19.9% of Oregon’s population and 18% in the US overall.
Another 5,300 Crook County residents, or 19.4% of the population, were children under 18. For comparison, the age group represents 19.3% of Oregon’s population and 21.6% in the US overall.
A higher share of Crook County, OR's population is aged 65 or older than the US as a whole.
Population estimates by age group, (2024)
What are Crook County, OR’s racial and ethnic demographics?
Non-Hispanic white residents make up 86.6% of the Crook County, OR population, higher than the national share of 57.5%. Crook County, OR also has a larger share of people identifying as non-Hispanic two or more races (2.5%) than the US overall (2.5%).
In contrast, Crook County’s non-Hispanic Black or African American population accounts for 0.38%, below the 12.6% nationwide, and the Hispanic population makes up 8.4% 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.
Crook County, OR has a higher share of a non-Hispanic white population than Oregon as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Crook County, OR is Prineville with about 11,900 residents in 2024.
Cities and towns in Crook County, OR ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Prineville | 11,917 |
| 2. | Balance of Crook County | 15,419 |
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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.
