00637 can be classified socioeconomically as Lower Class class compared to other ZIP Codes in Puerto Rico. The majority race/ethnicity residing in 00637 is Hispanic. The majority race/ethnicity attending public schools in 00637 is Hispanic. The current unemployment level in 00637 is 5.4%.
| Population | 22,882 |
| Population Growth Rate | -2.52% |
| Population Density | 630 People per Square Mile |
| Total Households | 7,500 |
| Median Household Income (2021) | $19,042 |
| Current Unemployment Rate (May 2026) | 5.4% |
| Sales Tax Rate (2025) | 11.5% |
| Majority Race/Ethnicty | Hispanic - 60.10% |
| Public School Majority Race/Ethnicty | Hispanic - 99.80% |
00637 Race/Ethnicty Breakdown
| Race/Ethnicty | Total | Percentage |
| White | 14,689 | 38.73% |
| Black | 354 | 0.93% |
| Hispanic | 22,796 | 60.1% |
| Asian | 10 | 0.03% |
| Native American | 79 | 0.21% |
| Hawaiian/Pac. Islander | 0 | 0% |
00637 Public School Race/Ethnicty Breakdown
| Race/Ethnicty | Total | Percentage |
| White | 3 | 0.15% |
| Black | 0 | 0% |
| Hispanic | 1,970 | 99.8% |
| Asian | 0 | 0% |
| Native American | 1 | 0.05% |
| Hawaiian/Pac. Islander | 0 | 0% |
00637 Educational Attainment Levels
| Highest Education Level Attained | Total | Percentage |
| Less Than 1 Year of College | 369 | 3.15% |
| Bachelor Degree | 2,801 | 23.95% |
| High School Diploma | 4,491 | 38.4% |
| No High School Diploma | 345 | 2.95% |
| GED or Alternate | 227 | 1.94% |
| 1 or More Years of College | 1,977 | 16.9% |
| Associates Degree | 1,073 | 9.17% |
| Masters Degree | 270 | 2.31% |
| Professional Degree | 75 | 0.64% |
| Doctorate Degree | 68 | 0.58% |