Lea County, New Mexico Age & Gender Distribution (2024)
Population distribution by age and gender for Lea County, New Mexico
Lea County, New Mexico Age & Gender Statistics (2024)
Total Population
73,733
Median Age
32.5
Male Median
32.1
Female Median
33.1
Lea County, New Mexico Population Growth

Lea County, New Mexico Demographic Trend
Since 2010, the population of has changed by +18.0%%.
+18.0%% Growth
Lea County, New Mexico Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Lea County, New Mexico Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 32.5 | 73,733 |
| 2023 | 32.5 | 73,154 |
| 2022 | 32.2 | 73,103 |
| 2021 | 31.9 | 72,743 |
| 2020 | 32.0 | 70,359 |
| 2019 | 31.8 | 70,277 |
| 2018 | 31.7 | 70,126 |
| 2017 | 31.7 | 69,505 |
| 2016 | 31.8 | 68,930 |
| 2015 | 31.8 | 68,149 |
| 2014 | 31.5 | 66,876 |
| 2013 | 31.8 | 65,681 |
| 2012 | 31.6 | 64,670 |
| 2011 | 31.6 | 63,690 |
| 2010 | 31.6 | 62,503 |
Lea County, New Mexico Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 7.9% |
| 5–17 | 21.7% |
| 18–24 | 10.5% |
| 25–34 | 14.1% |
| 35–54 | 24.3% |
| 55–64 | 10.1% |
| 65+ | 11.4% |
Dependency Ratios for Lea County, New Mexico
- Total Dependency Ratio:
- 69.1
- Youth Dependency:
- 49.9
- Old-Age Dependency:
- 19.2
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Lea County, New Mexico
The median age in Lea County, New Mexico is 32.5 years.
According to latest Census data, the total population of Lea County, New Mexico is 73,733.
In Lea County, New Mexico, seniors (ages 65+) make up 11.4% of the population, while children under 18 represent 21.7%.
Based on historical data since 2010, the population in Lea County, New Mexico has remained stable.