ZIP Codes of San German County, PR

Population & People
Population & People
Total Population
29,490
Household Income
Household Income
Median Income
$18,543
Housing
Housing
Total Housing Units
15,367
Business & Economy
Business & Economy
Total Businesses
0
Employment
Employment
Employment Rate
31.78%
Education
Education
Bachelor's Degree+
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 1 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:1 ZIP Codes (1 Standard, 0 PO Box, 0 Unique) [See All]
Area Codes:787 / 939
Timezone:GMT -04:00
Local Time:2:13:37 PM
Population:29,490 [See All]
FIPS:72125
CBSA:Mayaguez, PR
Land Area:45 sq mi
Water Area:0 sq mi
Coordinates:18.1150, -67.0522
Quick Link:
https://www.zip-codes.com/county/pr-san-german.asp
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Notable population decline
Lost 10.8% of residents since 2014.

Standout ZIPs in this County


Most Populous
San German · 29,490 people
100.0% of county total
Highest Income
San German · $18,543 median
1.0× county average
Largest Land Area
San German · 45.1 sq mi
Spans the most ground
Fastest Growth
San German · -10.8% (10-yr)
33,050 → 29,490 residents
Most Educated
— no education data

Things worth knowing about San German County


29,490 residents live across 1 ZIPs covering 45 sq mi, served by 1 distinct USPS-recognized cities.

Population moved from 33,050 to 29,490 from 2014 to 2024 — a -10.8% change. 0 ZIPs gained residents, 1 lost.

The county's wealthiest ZIP 00683 (San German, $18,543 median) and poorest ZIP 00683 (San German, $18,543) are 0.0 miles apart — a 1.0× income gap across local geography.

Within Puerto Rico, this is the #41 most populous of 78 counties and ranks #73 for median household income .

Weighted by population, the typical household earns about $18,543 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.

Stories about San German County


Population decline

San German County lost 10.8% of residents between 2014 and 2024. ZIPs that shed the largest share:

San German
-10.8%
33,050 → 29,490 residents

All ZIP Codes in San German County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
00683San GermanStandard29,490$18,54345.1-10.8%

Adjacent & Nearby Counties