USPS Standard Delivery Code
Starr County →
78591 ZIP Code: Santa Elena, Texas
Official postal information, geographic coordinates, USPS post office locations, and US Census Bureau demographic metrics for ZIP code 78591 in Santa Elena, TX.
Neighborhoods:
Postal & Geographic Specifications USPS Data
ZIP Code 78591
Primary City Santa Elena, TX
County Starr County
Area Code(s) 956
Timezone America/Chicago
Land Area 124.79 sq mi
Elevation 0 ft
Coordinates 26.5800°, -98.5200°
Demographic & Economic Profile (US Census Bureau)
American Community Survey (ACS) 5-Year Verified Metrics
Total Population 341 2 people / sq mi
Median Household Income $35,750 Per Capita: $17,875
Median Home Value $0 Median Rent: $0/mo
Housing Tenancy
60% Own • 40% Rent
205 Total Units Median Household Income Comparison
$35,750 (78591) vs. $74,640 (Texas State)
Metrics sourced directly from the official U.S. Census Bureau (2022 ACS 5-Year Estimates).
Verify on data.census.gov
Editor's Neighborhood Insight & Local Context
Editor's Neighborhood Insight: ZIP Code 78591 is an active delivery area in Santa Elena, Texas. It is geographically situated within Starr County.
USPS Postal Services
Active RouteThe primary postal delivery jurisdiction for 78591 operates within Santa Elena, Texas.
Note: Not all ZIP codes have a dedicated physical post office. A single USPS regional facility often serves multiple ZIP codes across a city or county.
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Geographic Map & Coordinates
26.5800, -98.5200Adjacent & Contiguous ZIP Codes
Nearby ZIP codes bordering 78591 in Santa Elena
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