| 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: | 17,319 [See All] |
| FIPS: | 72039 |
| CBSA: | San Juan-Bayamon-Caguas, PR |
| Land Area: | 39 sq mi |
| Water Area: | 0 sq mi |
| Coordinates: | 18.3181, -66.4897 |
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17,319 residents live across 1 ZIPs covering 39 sq mi, served by 1 distinct USPS-recognized cities.
Population moved from 18,365 to 17,319 from 2014 to 2024 — a -5.7% change. 0 ZIPs gained residents, 1 lost.
The county's wealthiest ZIP 00638 (Ciales, $22,610 median) and poorest ZIP 00638 (Ciales, $22,610) are 0.0 miles apart — a 1.0× income gap across local geography.
Within Puerto Rico, this is the #63 most populous of 78 counties and ranks #49 for median household income .
Weighted by population, the typical household earns about $22,610 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.
Ciales County lost 5.7% of residents between 2014 and 2024.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 00638 | Ciales | Standard | 17,319 | $22,610 | 39.0 | -5.7% |