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ZIP Code Database - Facts & Stats

Data Last Updated: October 1, 2022

ZIP Codes for City of Chattanooga, TN

Chattanooga, TN Covers 20 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 37401P.O. BoxHamilton0423
ZIP Code 37402StandardHamilton3,917423
ZIP Code 37403StandardHamilton5,811423
ZIP Code 37404StandardHamilton13,327423
ZIP Code 37405StandardHamilton14,597423
ZIP Code 37406StandardHamilton14,627423
ZIP Code 37407StandardHamilton8,932423
ZIP Code 37408StandardHamilton1,486423
ZIP Code 37409StandardHamilton2,851423
ZIP Code 37410StandardHamilton3,886423
ZIP Code 37411StandardHamilton17,587423
ZIP Code 37412StandardHamilton20,951423
ZIP Code 37414P.O. BoxHamilton0423
ZIP Code 37415StandardHamilton23,873423
ZIP Code 37416StandardHamilton14,486423
ZIP Code 37419StandardHamilton6,100423
ZIP Code 37421StandardHamilton46,228423
ZIP Code 37422P.O. BoxHamilton0423
ZIP Code 37424P.O. BoxHamilton0423
ZIP Code 37450StandardHamilton0423

Timezone(s):Eastern (GMT -05:00)
Population:167,674 (More Details)
Male Population:79,757
Female Population:87,917
Median Age:37
ZIP Codes:20
Area Codes:1
Total Area:576 square miles (county)
Land Area:542 square miles (county)
Water Area:33 square miles (county)

Chattanooga, TN Demographic Information *

Total population167,674
Male population79,757
Female population87,917
Median age (years)37.3
White Population97,202
Black Population58,507
Indian Population647
Asian Population3,306
Hawaiian Population182
Hispanic Population9,225
Median age (Male)35.3
Median age (Female)39.3
Total households70,749
Family households (families)40,384
Average household size2.26
Average family size2.94
Total housing units79,607
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 10/1/2022],
  2. Internal Data Creation [Last Updated: 10/1/2022],
  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],