ZIP Code 78591: Santa Elena, TX
County: Starr
Coordinates: 26.58080, -98.51380
ZIP Type: Standard
Time Zone: Central Time (CT)
Explore detailed information for ZIP code 78591 in Santa Elena, TX. We include verified county details for Starr plus key geographic references used for mapping and logistics.
| Primary City | Santa Elena |
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| ZIP Code | 78591 |
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| County | Starr |
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| State | TX |
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| Latitude / Longitude | 26.58080, -98.51380 |
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| ZIP Type | Standard |
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| Time Zone | Central Time (CT) |
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| Data Updated | 2026-01-08 |
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Maps & Useful Links
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These links show the approximate center point for ZIP 78591 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 78591 is approximately 26.58080 (latitude) and -98.51380 (longitude). This location sits within Starr, contributing to regional planning across TX.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 78591 for mail delivery and general location reference in
Starr,
TX.
Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Santa Elena.
Related ZIP Codes (Nearby)
Explore other postal codes near Santa Elena within TX.
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Frequently Asked Questions
What is the primary city for ZIP code 78591?
The primary city for this ZIP code is Santa Elena, located in TX.
In which county is 78591 located?
ZIP code 78591 is situated within Starr, TX.
What are the coordinates for 78591?
The approximate center point is 26.58080 (Latitude) and -98.51380 (Longitude).
Is ZIP code 78591 active?
This page lists ZIP 78591 as Listed based on the latest refresh date shown above.
Does ZIP 78591 cover multiple areas?
Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.
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Methodology & Data Notes
How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.
Page updated: 2026-01-08