Overview
1,032
Total Population
34.1
Median age
43.51%
Female population %
129.8:100
Gender ratio (M:F)
15-19 years
Largest age group
66.2
Total dependency ratio
White
Largest racial group
445
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Mountainair's population is young compared to the rest of the country:
- The median age in Mountainair is 34.1, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Mountainair's population under 18 was 24.71%, compared to the 22.51% nationwide.
- Mountainair's elderly or the senior population (over 65 age) was 22.67% as compared to 16.04% nationwide.
- Of the total population in Mountainair, 17.15% were under the age of 15, 30.04% aged 15 to 29, 30.14% aged 30 to 64, 22.67% aged 65 to 84, and 0.00% were 85 years of age and older.

Read more about Mountainair, NM population by age ➔
Gender
There are 134 less females than males in Mountainair:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 43.51% females and 56.49% males in Mountainair, NM.
- The Mountainair, NM gender ratio is 129.8:100 i.e. 129.8 men to 100 women (1.298).
- For male population, the largest age group is 20-24 years with a population of 92.
- For the female population, the largest age group is 15-19 years with a population of 109.

Read more about Mountainair, NM population by gender ➔
Race / Ethnicity
Mountainair's population is moderately diverse:
- Racial distribution of Mountainair population: 57.75% are White, 19.67% are Black or African American, 2.42% are Asian, 6.49% are some other race and 13.66% are multiracial.
- Mountainair's racial breakdown clearly shows that there is an absolute majority of White population in the town.
- By ethnicity, 445 is Hispanic or Latino (of any race), and 587 (56.88% of the total population) is Non-Hispanic.
- The largest racial group in Mountainair is White with a population of 596 (57.75% of the total population).

Read more about Mountainair, NM population by race ➔
Year by year
Mountainair's population has already reached its peak and is showing a trend of decline:
- The peak population was 1,136 in the year 2007
- From 2000 to 2010, Mountainair's population decreased by 172 (15.45%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Mountainair's population decreased by 64 (6.80%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
- Between the year 2000 and 2022, Mountainair's population was lowest in year 2019 at 871.

Read more about Mountainair, NM population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
- U.S. Census Bureau Population Estimates Population Estimates Program (PEP)