How many people live in Luna County, NM?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 25,900 people living in Luna County, NM. That makes Luna County the 18th-most populous county in New Mexico. It is home to 1.2% of people living in the state.
25.9K
population of Luna County, NM (2024)
1.2%
County share of the New Mexico population (2024)
About 25,900 people lived in Luna County, NM in 2024.
Population estimates, 2000–2024
What are Luna County, NM’s age demographics?
About 5,300 Luna County residents are aged 65 and older in 2024. That represents 20.6% of its population. For comparison, the age group represents 20.3% of New Mexico’s population and 18% in the US overall.
Another 6,600 Luna County residents, or 25.4% 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 lower share of Luna County, NM's population is aged 25–44 than the US as a whole.
Population estimates by age group, (2024)
What are Luna County, NM’s racial and ethnic demographics?
Hispanic residents make up 68.4% of the Luna County, NM population, higher than the national share of 20%. Luna County, NM also has a larger share of people identifying as non-Hispanic American Indian and Alaska Native (0.88%) than the US overall (0.72%).
In contrast, Luna County’s non-Hispanic white population accounts for 26.9%, below the 57.5% nationwide, and the non-Hispanic Black or African American population makes up 1.3% of the county, compared with 12.6% 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.
Luna County, NM has a higher share of a Hispanic population than New Mexico as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Luna County, NM is Deming with about 15,300 residents in 2024.
Cities and towns in Luna County, NM ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Deming | 15,272 |
| 2. | Columbus | 1,495 |
| 3. | Balance of Luna County | 9,111 |
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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.
