San Juan, TX zip code
San Juan, Texas uses one zip code: 78589. Most of it is in Hidalgo County. Together these zip codes are home to about 40K people.
Zip codes
1
Population
40K
All zips combined
Largest zip
78589
40,231 residents
Zip codes in San Juan
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 78589 | 40,231 | $54,285 |