How many people live in Quay County, NM?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 8,400 people living in Quay County, NM. That makes Quay County the 26th-most populous county in New Mexico. It is home to 0.4% of people living in the state.
8.4K
population of Quay County, NM (2024)
0.4%
County share of the New Mexico population (2024)
About 8,400 people lived in Quay County, NM in 2024.
Population estimates, 2000–2024
What are Quay County, NM’s age demographics?
About 2,300 Quay County residents are aged 65 and older in 2024. That represents 27.7% of its population. For comparison, the age group represents 20.3% of New Mexico’s population and 18% in the US overall.
Another 1,700 Quay County residents, or 20.2% 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 Quay County, NM's population is aged 65 or older than the US as a whole.
Population estimates by age group, (2024)
What are Quay County, NM’s racial and ethnic demographics?
Hispanic residents make up 45.7% of the Quay County, NM population, higher than the national share of 20%. Quay County, NM also has a larger share of people identifying as non-Hispanic American Indian and Alaska Native (1.2%) than the US overall (0.72%).
In contrast, Quay County’s non-Hispanic Black or African American population accounts for 1.6%, below the 12.6% nationwide, and the non-Hispanic white population makes up 48.7% 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.
Quay 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 Quay County, NM is Tucumcari with about 5,100 residents in 2024.
Cities and towns in Quay County, NM ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Tucumcari | 5,058 |
| 2. | Logan | 948 |
| 3. | San Jon | 185 |
| 4. | House | 54 |
| 5. | Balance of Quay County | 2,158 |
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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.
