San Juan ZIP codes, Texas
No ZIP code is named for San Juan, TX; addresses there use a neighbouring town's name. The ZIP code covering it is 78584.
- USPS city name
- 0 ZIP codes
- Overlapping the city
- 1 more
- Population
- 161
- County
- Starr County
- State
- Texas
ZIP codes covering San Juan
These ZIP codes cover part of San Juan but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
78584 | Roma , TX | Standard | 18,464 | $27,056 | $81,400 |
Map of San Juan ZIP codes
The ZIP codes of San Juan, TX, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near San Juan
The nearest larger towns are Escobares (2,573 people, 1.0 mi), Los Ebanos (281 people, 1.6 mi) and Rancho Viejo (238 people, 1.7 mi).
| Town | Population | Distance |
|---|---|---|
| Escobares | 2,573 | 1.0 mi |
| Roma | 11,545 | 3.7 mi |
| Rio Grande City | 15,396 | 7.9 mi |
| Sullivan City | 3,902 | 25.4 mi |
More nearby: every ZIP code in Starr County · Texas ZIP codes
Cite this page
zipcodes.pro. “San Juan, TX ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/tx/san-juan-2
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