Guaynabo Municipio's 2026 population is estimated at 87,133, reflecting a -0.72% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Guaynabo Municipio is the 6th largest county in Puerto Rico. The 2010 population was 97,792 and has grown -10.9% since 2010.
Data after 2023 is projected based on recent change
Overall: 47 years
Female: 50.6 years
Male: 43.9 years
There are 77,017 adults, (23,132 of whom are seniors) in Guaynabo Municipio.
Female: 47,635 (53.3%)
Male: 41,743 (46.7%)
The racial composition of Guaynabo Municipio includes 28.85% other race, 21.59% White, 4.07% Black or African American, and smaller percentages for Native American, Asian and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| Two or more races | 40,040 | 44.8% |
| Other race | 25,783 | 28.85% |
| White | 19,301 | 21.59% |
| Black or African American | 3,635 | 4.07% |
| Native American | 376 | 0.42% |
| Asian | 243 | 0.27% |
Guaynabo Municipio 's average per capita income is $35,536. Household income levels show a median of $46,731. The poverty rate stands at 24.29%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $81,792 | - |
| Families | $63,095 | $99,978 |
| Households | $46,731 | $82,295 |
| Non Families | $27,519 | $49,253 |
Average Income
Median Household Income
Poverty Rate