Santa Isabel Municipio's 2026 population is estimated at 18,945, reflecting a -1.28% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Santa Isabel Municipio is the 59th largest county in Puerto Rico. The 2010 population was 23,290 and has grown -18.66% since 2010.
Data after 2023 is projected based on recent change
Overall: 41.6 years
Female: 42.4 years
Male: 40.8 years
There are 16,368 adults, (3,580 of whom are seniors) in Santa Isabel Municipio.
Female: 10,373 (52.1%)
Male: 9,530 (47.9%)
The racial composition of Santa Isabel Municipio includes 6.36% White, 4.65% other race, 3.85% Black or African American, and smaller percentages for Asian, Native American and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| Two or more races | 16,911 | 84.97% |
| White | 1,265 | 6.36% |
| Other race | 926 | 4.65% |
| Black or African American | 766 | 3.85% |
| Asian | 26 | 0.13% |
| Native American | 9 | 0.05% |
Santa Isabel Municipio 's average per capita income is $21,622. Household income levels show a median of $25,795. The poverty rate stands at 41.76%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $38,034 | - |
| Families | $29,438 | $48,395 |
| Households | $25,795 | $41,863 |
| Non Families | $15,117 | $27,396 |
Average Income
Median Household Income
Poverty Rate