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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Leander, TX

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Counties:TRAVIS, TX
Area Code(s):512, 737
Timezone(s):Central (GMT -06:00)
City Population:26,521 (More Details)
CBSA:Austin-Round Rock-Georgetown, TX
Congressional District(s):10, 31
Land Area:1,118 square miles (county)
Water Area:16 square miles (county)

3 ZIP Codes

Leander, TX ZIP Code Boundaries

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Leander, TX Covers 3 ZIP Codes

ZIP CodeTypePopulation% of PopulationAliases
78641Standard44,29581.92%CEDAR PARK, VOLENTE, WHITESTONE
78646P.O. Box00.00%

Leander, TX Demographic Information *

Total population**26,521
Male population13,066
Female population13,455
Median age (years)31.4
White Population21,283
Black Population1,270
Indian Population183
Asian Population629
Hawaiian Population25
Hispanic Population6,500
Median age (Male)30.8
Median age (Female)31.9
Total households8,557
Family households (families)6,973
Average household size3.1
Average family size3.41
Total housing units8,949
* Demographic data is based on 2010 Census for the City of LEANDER.
** 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],