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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Harper, TX

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Area Code(s):830
Timezone(s):Central (GMT -06:00)
City Population:1,192 (More Details)
CBSA:Fredericksburg, TX
Congressional District(s):11, 21
Land Area:1,058 square miles (county)
Water Area:3 square miles (county)

1 ZIP Code

Harper, TX ZIP Code Boundaries

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Harper, TX Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases
78631Standard2,395100.00%KNOXVILLE, NOXVILLE

Harper, TX Demographic Information *

Total population**1,192
Male population576
Female population616
Median age (years)45.2
White Population1,094
Black Population4
Indian Population13
Asian Population1
Hawaiian Population0
Hispanic Population136
Median age (Male)44.5
Median age (Female)45.9
Total households484
Family households (families)361
Average household size2.46
Average family size2.9
Total housing units624
* Demographic data is based on 2010 Census for the City of HARPER.
** 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],