Rio Arriba County's estimated 2025 population is 39,646 with a growth rate of -0.29% in the past year according to the most recent United States census data. Rio Arriba County is the 13th largest county in New Mexico. The 2010 population was 40,286 and has seen a growth of -1.59% since that time.
Data after 2023 is projected based on recent change
The racial composition of Rio Arriba County includes 30.52% other race, 27.92% White, 16.73% Native American, and smaller percentages for Black or African American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
Other race
White
Two or more races
Native American
Black or African American
Asian
Native Hawaiian or Pacific Islander
Race | Population | Percentage (of total) |
|---|---|---|
| Other race | 12,257 | 30.52% |
| White | 11,213 | 27.92% |
| Two or more races | 9,375 | 23.34% |
| Native American | 6,721 | 16.73% |
| Black or African American | 299 | 0.74% |
| Asian | 236 | 0.59% |
| Native Hawaiian or Pacific Islander | 64 | 0.16% |
Married
Widowed
Divorced
Separated
Never Married
Rio Arriba County's average per capita income is $41,875. Household income levels show a median of $53,901. The poverty rate stands at 20.1%.
Name | Median | Mean |
|---|---|---|
| Married Families | $91,712 | - |
| Families | $69,360 | $87,803 |
| Households | $53,901 | $74,876 |
| Non Families | $30,568 | $48,055 |
Average Income
Median Household Income
Poverty Rate