San Miguel County, New Mexico Age & Gender Distribution (2024)
Population distribution by age and gender for San Miguel County, New Mexico
San Miguel County, New Mexico Age & Gender Statistics (2024)
Total Population
26,850
Median Age
47.2
Male Median
45.7
Female Median
47.9
San Miguel County, New Mexico Population Growth

San Miguel County, New Mexico Demographic Trend
Since 2010, the population of has changed by -8.4%%.
-8.4%% Growth
San Miguel County, New Mexico Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
San Miguel County, New Mexico Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 47.2 | 26,850 |
| 2023 | 46.8 | 27,036 |
| 2022 | 45.0 | 27,215 |
| 2021 | 44.7 | 27,357 |
| 2020 | 44.6 | 27,546 |
| 2019 | 44.0 | 27,738 |
| 2018 | 43.2 | 28,034 |
| 2017 | 42.9 | 28,203 |
| 2016 | 42.2 | 28,350 |
| 2015 | 42.5 | 28,668 |
| 2014 | 41.8 | 28,899 |
| 2013 | 41.5 | 29,093 |
| 2012 | 41.4 | 29,225 |
| 2011 | 41.0 | 29,300 |
| 2010 | 39.8 | 29,321 |
San Miguel County, New Mexico Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.3% |
| 5–17 | 12.6% |
| 18–24 | 8.7% |
| 25–34 | 10.9% |
| 35–54 | 22.9% |
| 55–64 | 15.1% |
| 65+ | 25.6% |
Dependency Ratios for San Miguel County, New Mexico
- Total Dependency Ratio:
- 73.7
- Youth Dependency:
- 29.3
- Old-Age Dependency:
- 44.4
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for San Miguel County, New Mexico
The median age in San Miguel County, New Mexico is 47.2 years.
According to latest Census data, the total population of San Miguel County, New Mexico is 26,850.
In San Miguel County, New Mexico, seniors (ages 65+) make up 25.6% of the population, while children under 18 represent 12.6%.
Based on historical data since 2010, the population in San Miguel County, New Mexico is aging.