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City ZIP codes · Texas

Weslaco, TX ZIP Codes

2 ZIP codes use the postal name Weslaco, Texas (Census 2020 ZCTAs and GeoNames postal codes, October 2026), all residential. Median household income runs from $58,349 in 78599 to $58,411 in 78596 (Census Bureau, ACS 2020-2024). Weslaco's most populous ZIP code is 78596, with 39,518 people (ACS 2020-2024); 26% of its land is in the city of Weslaco.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Weslaco's ZIP codes?

78596: $58k median household income78599: $58k median household income785967859978596: $58k median household income78599: $58k median household income785967859978596: $58k median household income78599: $58k median household income7859678599
The 2 residential ZIP codes named Weslaco, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are Weslaco's ZIP codes?

The highest median household income is in 78596 ($58,411), the lowest in 78599 ($58,349). Home values run from $104,000 in 78596 to $125,400 in 78599.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).

All 2 residential ZIP codes of Weslaco

Residential ZIP codes with the postal name Weslaco, TX, largest first (ACS 2020-2024); sort by any column
County
78596 Hidalgo County 39,518 983 $58k $104k
78599 Hidalgo County 35,454 1,337 $58k $125k

Download the 2 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

Which counties do Weslaco's ZIP codes reach?

Weslaco's residential ZIP codes lie in Hidalgo County.

Which places do Weslaco's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, Weslaco's residential ZIP codes cover Weslaco itself and 7 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

  • Llano Grande census-designated 78596
  • Midway North census-designated 78599
  • Midway South census-designated 78596
  • Mila Doce census-designated 78599
  • Olivarez census-designated 78599
  • Progreso Lakes 78596
  • Villa Verde census-designated 78596

Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).

Which first three digits do Weslaco's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Weslaco starts with 785.

Three-digit prefixes of Weslaco's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Weslaco's
PrefixSectional centerHereAll codes
785 McAllen, TX (SCF 785) 2 68

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.