San Juan Municipio's estimated 2026 population is 320,283 with a growth rate of -1.29% in the past year according to the most recent United States census data. San Juan Municipio is the largest county in Puerto Rico. The 2010 population was 394,235 and has seen a growth of -18.76% since that time.
Data after 2023 is projected based on recent change
The racial composition of San Juan Municipio includes 32.24% White, 26.59% other race, 10.69% Black or African American, and smaller percentages for Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
White (32.24%)
Two or more races (29.94%)
Other race (26.59%)
Black or African American (10.69%)
Asian (0.27%)
Native American (0.25%)
Native Hawaiian or Pacific Islander (0.01%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 109,176 | 32.24% |
| Two or more races | 101,406 | 29.94% |
| Other race | 90,045 | 26.59% |
| Black or African American | 36,212 | 10.69% |
| Asian | 927 | 0.27% |
| Native American | 853 | 0.25% |
| Native Hawaiian or Pacific Islander | 42 | 0.01% |
Married
Widowed
Divorced
Separated
Never Married
San Juan Municipio's average per capita income is $25,454. Household income levels show a median of $26,981. The poverty rate stands at 39.48%.
Name | Median | Mean |
|---|---|---|
| Married Families | $60,296 | $100,605 |
| Families | $35,881 | $66,410 |
| Households | $26,981 | $52,349 |
| Non Families | $19,090 | $34,849 |
Average Income
Median Household Income
Poverty Rate