Isabela Municipio, Puerto Rico Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 18th-largest in Puerto Rico
The population of Isabela Municipio, Puerto Rico is 42,878 as of the 2023 American Community Survey, making it the 18th-largest county in Puerto Rico. The median household income is $20,484, the median home value is $121,800, and the median age is 44.7.
42,878
Population
775
People / sq mi
$20,484
Median Income
$121,800
Median Home Value
Isabela Municipio covers 55 sq mi of land at 775.2 people per square mile.
About Isabela Municipio,
Isabela Municipio is a county in Puerto Rico with a population of 42,878. It ranks #18 among counties in Puerto Rico by population. The median age is 44.7, older than the national median. The population is 48.6% male and 51.4% female.
The median household income in Isabela Municipio is $20,484, below the US median of $74,580. 43.6% of residents live below the federal poverty level. Home values sit at a median of $121,800, with monthly rent averaging $552. The homeownership rate of 63.3% is close to the national rate of 64.8%.
Roughly 3.9% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 25.3 minutes each way.
Race & Ethnicity
| White | 52.9% |
| Black or African American | 6.2% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.4% |
| Two or More Races | 0.0% |
Age & Sex
44.7
Median Age
51.4%
Female
48.6%
Male
21.8%
Age 65+
Age Distribution
Children (under 15): 12.5% · Seniors (65+): 21.8%
Income & Poverty
| Median household income | $20,484 |
| Mean household income | $30,383 |
| Per-capita income | $12,925 |
| Poverty rate | 43.6% |
| Unemployment rate | 3.1% |
| Employment-to-population | 34.7% |
Top Industries by Employment
The largest employment sector in Isabela Municipio is professional & business services, accounting for 24.3% of workers.
How residents commute
0.0%
Drive alone
3.5%
Carpool
85.1%
Public transit
3.9%
Work from home
25.3 min
Avg commute
Housing
$121,800
Median home value
$552
Median rent
63.3%
Homeownership rate
20,638
Total housing units
70.9%
Occupied
29.1%
Vacant
36.7%
Renter-occupied
Social & access
94.4%
With health insurance
Education
-
High School+
-
Bachelor's+
Largest cities in Puerto Rico
Other counties in Puerto Rico
Part of Puerto Rico
County rankings
Frequently Asked Questions
Isabela Municipio, Puerto Rico has a population of 42,878 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 18th-largest county in Puerto Rico. Population density is 775 people per square mile.
The median household income in Isabela Municipio, Puerto Rico is $20,484, with mean (average) household income of $30,383 and per-capita income of $12,925. 43.6% of residents live below the federal poverty level.
In Isabela Municipio, the largest racial and ethnic groups are White (52.9%), Black or African American (6.2%), Hispanic or Latino (0.4%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Isabela Municipio, Puerto Rico is 44.7 years. Residents are 51.4% female and 48.6% male.
The median home value in Isabela Municipio is $121,800 and median monthly rent is $552. 63.3% of occupied housing units are owner-occupied. The county has 20,638 total housing units, 29.1% of which are vacant.
The largest employment sector in Isabela Municipio, Puerto Rico is professional, scientific, and management services, employing 24.3% of workers. The unemployment rate is 3.1%.
San Juan is among the largest cities associated with Isabela 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.