How many people live in Roosevelt County, NM?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 18,700 people living in Roosevelt County, NM. That makes Roosevelt County the 21st-most populous county in New Mexico. It is home to 0.88% of people living in the state.
18.7K
population of Roosevelt County, NM (2024)
0.88%
County share of the New Mexico population (2024)
About 18,700 people lived in Roosevelt County, NM in 2024.
Population estimates, 2000–2024
What are Roosevelt County, NM’s age demographics?
About 3,000 Roosevelt County residents are aged 65 and older in 2024. That represents 15.8% of its population. For comparison, the age group represents 20.3% of New Mexico’s population and 18% in the US overall.
Another 4,400 Roosevelt County residents, or 23.6% of the population, were children under 18. For comparison, the age group represents 21.2% of New Mexico’s population and 21.6% in the US overall.
A higher share of Roosevelt County, NM's population is aged 18–24 than the US as a whole.
Population estimates by age group, (2024)
What are Roosevelt County, NM’s racial and ethnic demographics?
Hispanic residents make up 45.5% of the Roosevelt County, NM population, higher than the national share of 20%. Roosevelt County, NM also has a larger share of people identifying as non-Hispanic American Indian and Alaska Native (1.1%) than the US overall (0.72%).
In contrast, Roosevelt County’s non-Hispanic Black or African American population accounts for 2.2%, below the 12.6% nationwide, and the non-Hispanic white population makes up 47.8% of the county, compared with 57.5% 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.
Roosevelt County, NM has a higher share of a non-Hispanic white population than New Mexico as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Roosevelt County, NM is Portales with about 11,800 residents in 2024.
Cities and towns in Roosevelt County, NM ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Portales | 11,789 |
| 2. | Elida | 154 |
| 3. | Dora | 114 |
| 4. | Floyd | 86 |
| 5. | Causey | 69 |
| 6. | Balance of Roosevelt County | 6,501 |
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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.
