Mayagüez, PR metro area ZIP codes
The Mayagüez, PR metropolitan statistical area (CBSA 32420) covers 6 counties in Puerto Rico and 10 ZIP codes.
- ZIP codes
- 10
- Population
- 210,106
- Avg. median income
- $21,300population-weighted
- Counties
- 6
Click anywhere on the map to see which ZIP code it's in.
Counties in the Mayagüez, PR area
- Cabo Rojo Municipio, PR (central)
- Hormigueros Municipio, PR
- Lajas Municipio, PR (central)
- Mayagüez Municipio, PR
- Sabana Grande Municipio, PR (central)
- San Germán Municipio, PR (central)
ZIP codes in the Mayagüez, PR area
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 00622 | Boqueron | Cabo Rojo Municipio | 7,664 | $26,585 | $119,400 |
| 00623 | Cabo Rojo | Cabo Rojo Municipio | 39,212 | $26,388 | $126,300 |
| 00636 | Rosario | San Germán Municipio | 968 | — | $128,900 |
| 00637 | Sabana Grande | Sabana Grande Municipio | 22,909 | $21,987 | $100,200 |
| 00660 | Hormigueros | Hormigueros Municipio | 15,405 | $26,851 | $121,600 |
| 00667 | Lajas | Lajas Municipio | 22,792 | $19,534 | $107,800 |
| 00680 | Mayaguez | Mayagüez Municipio | 42,689 | $17,896 | $107,400 |
| 00681 PO Box | Mayaguez | Mayagüez Municipio | — | — | — |
| 00682 | Mayaguez | Mayagüez Municipio | 28,977 | $18,793 | $118,100 |
| 00683 | San German | San Germán Municipio | 29,490 | $18,543 | $111,900 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Frequently asked questions
How many ZIP codes are in the Mayagüez, PR metro area?
10 ZIP codes, based on each ZIP code's main county.
Which counties make up the Mayagüez, PR area?
Cabo Rojo Municipio, Hormigueros Municipio, Lajas Municipio, Mayagüez Municipio, Sabana Grande Municipio and San Germán Municipio.
What is an MSA?
A metropolitan statistical area (MSA) is a core city of 50,000+ people plus the surrounding counties tied to it by commuting, as defined by the U.S. Office of Management and Budget. Micropolitan areas have a core of 10,000–50,000. Together they are called core-based statistical areas (CBSAs).