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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Petrolia, TX

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Counties:CLAY, TX
Area Code(s):940
Timezone(s):Central (GMT -06:00)
City Population:686 (More Details)
CBSA:Wichita Falls, TX
Congressional District(s):13
Land Area:1,089 square miles (county)
Water Area:28 square miles (county)

1 ZIP Code

Petrolia, TX ZIP Code Boundaries

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Petrolia, TX Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Petrolia, TX Demographic Information *

Total population**686
Male population319
Female population367
Median age (years)40.7
White Population639
Black Population9
Indian Population9
Asian Population2
Hawaiian Population0
Hispanic Population33
Median age (Male)40.8
Median age (Female)40.5
Total households274
Family households (families)189
Average household size2.5
Average family size2.97
Total housing units338
* Demographic data is based on 2010 Census for the City of PETROLIA.
** 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],