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ZIP Code Database - Facts & Stats

Data Last Updated: July 1, 2022

ZIP Codes for City of Fort Sill, OK

Fort Sill, OK Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 73503StandardComanche10,996580

Timezone(s):Central (GMT -06:00)
Population:10,996 (More Details)
Male Population:7,011
Female Population:3,985
Median Age:22
ZIP Codes:1
Area Codes:1
Total Area:1,084 square miles (county)
Land Area:1,069 square miles (county)
Water Area:14 square miles (county)

Fort Sill, OK Demographic Information *

There is no Census data for the city of FORT SILL, OK. We have pulled information for the ZIP Code 73503 instead.
Total population10,996
Male population7,011
Female population3,985
Median age (years)21.9
White Population7,553
Black Population2,059
Indian Population149
Asian Population273
Hawaiian Population127
Hispanic Population1,600
Median age (Male)21.9
Median age (Female)21.8
Total households1,411
Family households (families)1,257
Average household size3.6
Average family size3.87
Total housing units1,502
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 7/1/2022],
  2. Internal Data Creation [Last Updated: 7/1/2022],
  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],