San Lorenzo Municipio, Puerto Rico Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 27th-largest in Puerto Rico
The population of San Lorenzo Municipio, Puerto Rico is 37,515 as of the 2023 American Community Survey, making it the 27th-largest county in Puerto Rico. The median household income is $21,320, the median home value is $114,500, and the median age is 44.5.
37,515
Population
706
People / sq mi
$21,320
Median Income
$114,500
Median Home Value
San Lorenzo Municipio covers 53 sq mi of land at 706.4 people per square mile.
About San Lorenzo Municipio,
San Lorenzo Municipio is a county in Puerto Rico with a population of 37,515. It ranks #27 among counties in Puerto Rico by population. The median age is 44.5, older than the national median. The population is 48.6% male and 51.4% female.
The median household income in San Lorenzo Municipio is $21,320, below the US median of $74,580. 42.2% of residents live below the federal poverty level. Home values sit at a median of $114,500, with monthly rent averaging $552. The homeownership rate of 73.8% is higher than the national rate of 64.8%.
Roughly 0.1% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 29.7 minutes each way.
Race & Ethnicity
| White | 6.5% |
| Black or African American | 17.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.8% |
| Two or More Races | 0.0% |
Age & Sex
44.5
Median Age
51.4%
Female
48.6%
Male
21.4%
Age 65+
Age Distribution
Children (under 15): 12.8% · Seniors (65+): 21.4%
Income & Poverty
| Median household income | $21,320 |
| Mean household income | $31,845 |
| Per-capita income | $13,440 |
| Poverty rate | 42.2% |
| Unemployment rate | 3.0% |
| Employment-to-population | 37.9% |
Top Industries by Employment
The largest employment sector in San Lorenzo Municipio is professional & business services, accounting for 23.4% of workers.
How residents commute
0.4%
Drive alone
7.0%
Carpool
85.4%
Public transit
0.1%
Work from home
29.7 min
Avg commute
Housing
$114,500
Median home value
$552
Median rent
73.8%
Homeownership rate
16,346
Total housing units
85.3%
Occupied
14.7%
Vacant
26.2%
Renter-occupied
Social & access
94.6%
With health insurance
Education
-
High School+
-
Bachelor's+
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County rankings
Frequently Asked Questions
San Lorenzo Municipio, Puerto Rico has a population of 37,515 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 27th-largest county in Puerto Rico. Population density is 706 people per square mile.
The median household income in San Lorenzo Municipio, Puerto Rico is $21,320, with mean (average) household income of $31,845 and per-capita income of $13,440. 42.2% of residents live below the federal poverty level.
In San Lorenzo Municipio, the largest racial and ethnic groups are Black or African American (17.1%), White (6.5%), Hispanic or Latino (0.8%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in San Lorenzo Municipio, Puerto Rico is 44.5 years. Residents are 51.4% female and 48.6% male.
The median home value in San Lorenzo Municipio is $114,500 and median monthly rent is $552. 73.8% of occupied housing units are owner-occupied. The county has 16,346 total housing units, 14.7% of which are vacant.
The largest employment sector in San Lorenzo Municipio, Puerto Rico is professional, scientific, and management services, employing 23.4% of workers. The unemployment rate is 3.0%.
San Juan is among the largest cities associated with San Lorenzo Municipio, Puerto Rico, with a population of 320,691.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.