| ZIP Codes: | 1 ZIP Codes (1 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Codes: | 787 / 939 |
| Timezone: | GMT -04:00 |
| Local Time: | 2:13:35 PM |
| Population: | 17,398 [See All] |
| FIPS: | 72059 |
| CBSA: | Ponce, PR |
| Land Area: | 21 sq mi |
| Water Area: | 4 sq mi |
| Coordinates: | 18.0109, -66.7996 |
| Quick Link: |
17,398 residents live across 1 ZIPs covering 21 sq mi, served by 1 distinct USPS-recognized cities.
Population moved from 20,839 to 17,398 from 2014 to 2024 — a -16.5% change. 0 ZIPs gained residents, 1 lost.
The county's wealthiest ZIP 00656 (Guayanilla, $24,065 median) and poorest ZIP 00656 (Guayanilla, $24,065) are 0.0 miles apart — a 1.0× income gap across local geography.
Within Puerto Rico, this is the #62 most populous of 78 counties and ranks #37 for median household income .
Weighted by population, the typical household earns about $24,065 across the county — reflecting what a typical resident sees, not a simple ZIP average.
1 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.
Guayanilla County lost 16.5% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 00656 | Guayanilla | Standard | 17,398 | $24,065 | 20.9 | -16.5% |