| ZIP Codes: | 2 ZIP Codes (1 Standard, 1 PO Box, 0 Unique) [See All] |
| Area Codes: | 787 / 939 |
| Timezone: | GMT -04:00 |
| Local Time: | 2:13:37 PM |
| Population: | 46,739 [See All] |
| FIPS: | 72119 |
| CBSA: | San Juan-Bayamon-Caguas, PR |
| Land Area: | 47 sq mi |
| Water Area: | 2 sq mi |
| Coordinates: | 18.3614, -65.7994 |
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46,739 residents live across 2 ZIPs covering 47 sq mi, served by 2 distinct USPS-recognized cities.
Population moved from 54,253 to 46,739 from 2014 to 2024 — a -13.8% change. 0 ZIPs gained residents, 1 lost.
The county's wealthiest ZIP 00745 (Rio Grande, $29,268 median) and poorest ZIP 00745 (Rio Grande, $29,268) are 0.0 miles apart — a 1.0× income gap across local geography.
Within Puerto Rico, this is the #17 most populous of 78 counties and ranks #14 for median household income .
Weighted by population, the typical household earns about $29,268 across the county — reflecting what a typical resident sees, not a simple ZIP average.
1 Standard delivery, 1 PO Box only, 0 single-entity Unique ZIPs serve this county.
Rio Grande County lost 13.8% of residents between 2014 and 2024. ZIPs that shed the largest share: