San Juan County's 2026 population is estimated at 15,023, reflecting a 1.42% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). San Juan County is the 17th largest county in Utah. The 2010 population was 14,837 and has grown 1.25% since 2010.
Data after 2023 is projected based on recent change
Overall: 35 years
Female: 36.1 years
Male: 33.3 years
There are 10,368 adults, (2,349 of whom are seniors) in San Juan County.
Female: 7,147 (49.3%)
Male: 7,336 (50.7%)
The racial composition of San Juan County includes 46.34% White, 45.45% Native American, 3.5% other race, and smaller percentages for Native Hawaiian or Pacific Islander, Asian, Black or African American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 6,712 | 46.34% |
| Native American | 6,583 | 45.45% |
| Two or more races | 569 | 3.93% |
| Other race | 507 | 3.5% |
| Native Hawaiian or Pacific Islander | 55 | 0.38% |
| Asian | 37 | 0.26% |
| Black or African American | 20 | 0.14% |
San Juan County 's average per capita income is $44,464. Household income levels show a median of $64,481. The poverty rate stands at 18.07%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $88,186 | - |
| Families | $72,035 | $91,633 |
| Households | $64,481 | $82,086 |
| Non Families | $32,178 | $44,571 |
Average Income
Median Household Income
Poverty Rate