San Sebastián Municipio, Puerto Rico
Located in Puerto Rico, San Sebastián Municipio has a population of 39,088 residents and a median age of 47.0 years, making it the #1,227 most populous county out of 3,222 nationwide. In terms of economic indicators, the county has a poverty rate of 49.7%. The median home value is $115,000, and the median household income is $19,920, which is 73% below the national median.
Demographics
San Sebastián Municipio has a population of 39,088, making it the #1,227 most populous county in the US. The median age is 47.0 years, which is 20.8% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Economy
The median household income in San Sebastián Municipio is $19,920, ranking #3,210 out of 3,222 counties — 73.5% below the national median. The poverty rate is 49.7% and unemployment stands at 13.0%.
Median Household Income Trend
Rankings →Income Distribution
Industry of Employment
Occupation
Housing
The median home value in San Sebastián Municipio is $115,000 (-59.2% vs national). Renters pay a median of $508/mo and the homeownership rate is 74.7%.
Median Home Value Trend
Rankings →Household Type
Education
In San Sebastián Municipio, 21.7% of adults age 25+ hold a bachelor's degree or higher, which is 35.7% below the national average, ranking #1,705 out of 3,222 counties.
Bachelor's Degree or Higher Trend
Rankings →Health & Wellbeing
. Data from County Health Rankings (2025).
Substance Use
.
Safety
.
Families & Children
.
Civic & Transportation
The mean commute time is 28.7 min, which is 3.8% above the national average.
Mean Commute Time Trend
Rankings →About San Sebastián Municipio, Puerto Rico
San Sebastián Municipio, Puerto Rico has a total population of 39,088, making it the 1,227th most populous county in the United States. The median age in San Sebastián Municipio is 47.0 years, which is 20.8% above the national median of 38.9 years.
The median household income in San Sebastián Municipio is $19,920, which ranks #3,210 of 3,222 counties nationwide. This is 73.5% below the national median of $75,149. The poverty rate is 49.7%, higher than the national rate of 12.6%. The unemployment rate stands at 13.0%.
The median home value in San Sebastián Municipio is $115,000, 59.2% below the national median. Renters in San Sebastián Municipio pay a median gross rent of $508 per month. The homeownership rate is 74.7%, compared to the national rate of 64.4%.
In San Sebastián Municipio, 21.7% of residents aged 25 and older hold a bachelor's degree or higher, 35.7% below the national average of 33.7%. Health insurance coverage stands at 95.3% of the population. The average commute time for workers is 28.7 min.
San Sebastián Municipio is a community. The largest racial or ethnic group is Hispanic or Latino at 98.7% of the population, followed by White (non-Hispanic) (1.0%).
All data for San Sebastián Municipio, Puerto Rico comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.