Lea County's 2026 population is estimated at 78,447, reflecting a 2.15% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Lea County is the 7th largest county in New Mexico. The 2010 population was 64,598 and has grown 21.44% since 2010.
Data after 2023 is projected based on recent change
Overall: 32.5 years
Female: 33.1 years
Male: 32.1 years
There are 51,979 adults, (8,378 of whom are seniors) in Lea County.
Female: 35,441 (48.1%)
Male: 38,292 (51.9%)
The racial composition of Lea County includes 42.87% White, 13.77% other race, 3.42% Black or African American, and smaller percentages for Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 31,609 | 42.87% |
| Two or more races | 27,944 | 37.9% |
| Other race | 10,155 | 13.77% |
| Black or African American | 2,525 | 3.42% |
| Asian | 788 | 1.07% |
| Native American | 687 | 0.93% |
| Native Hawaiian or Pacific Islander | 25 | 0.03% |
Lea County 's average per capita income is $45,610. Household income levels show a median of $68,015. The poverty rate stands at 18.69%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $97,161 | - |
| Families | $80,883 | $104,173 |
| Households | $68,015 | $91,389 |
| Non Families | $35,408 | $58,299 |
Average Income
Median Household Income
Poverty Rate