How many people live in Montezuma County, CO?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 26,800 people living in Montezuma County, CO. That makes Montezuma County the 22nd-most populous county in Colorado. It is home to 0.45% of people living in the state.
26.8K
population of Montezuma County, CO (2024)
0.45%
County share of the Colorado population (2024)
About 26,800 people lived in Montezuma County, CO in 2024.
Population estimates, 2000–2024
What are Montezuma County, CO’s age demographics?
About 6,700 Montezuma County, CO residents are aged 65 and older in 2024. That represents 25.1% of its population. For comparison, the age group represents 16.5% of Colorado’s population and 18% in the US overall.
Another 5,500 Montezuma County residents, or 20.5% of the population, were children under 18. For comparison, the age group represents 20.5% of Colorado’s population and 21.6% in the US overall.
A higher share of Montezuma County, CO's population is aged 65 or older than the US as a whole.
Population estimates by age group, (2024)
What are Montezuma County, CO’s racial and ethnic demographics?
Non-Hispanic white residents make up 71% of the Montezuma County population, higher than the national share of 57.5%. Montezuma County also has a larger share of people identifying as non-Hispanic American Indian and Alaska Native (11.6%) than the US overall (0.72%).
In contrast, Montezuma County’s non-Hispanic Black or African American population accounts for 1%, below the 12.6% nationwide, and the Hispanic population makes up 12.9% 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.
Montezuma County, CO has a higher share of a non-Hispanic American Indian and Alaska Native population than Colorado as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Montezuma County, CO is Cortez with about 9,200 residents in 2024.
Cities and towns in Montezuma County, CO ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Cortez | 9,151 |
| 2. | Mancos | 1,272 |
| 3. | Dolores | 937 |
| 4. | Balance of Montezuma County | 15,481 |
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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.
