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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Olmito, TX

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Counties:CAMERON, TX
Area Code(s):956
Timezone(s):Central (GMT -06:00)
City Population:1,210 (More Details)
CBSA:Brownsville-Harlingen, TX
Congressional District(s):34
Land Area:891 square miles (county)
Water Area:385 square miles (county)

1 ZIP Code

Olmito, TX ZIP Code Boundaries

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Olmito, TX Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases
78575Standard8,056100.00%RANCHO VIEJO

Olmito, TX Demographic Information *

Total population**1,210
Male population610
Female population600
Median age (years)30
White Population760
Black Population7
Indian Population18
Asian Population0
Hawaiian Population0
Hispanic Population1,159
Median age (Male)28.4
Median age (Female)32.1
Total households314
Family households (families)277
Average household size3.85
Average family size4.12
Total housing units336
* Demographic data is based on 2010 Census for the City of OLMITO.
** City and ZIP Code Population will not be equal due to differences in their geographies.


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],