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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Williamsport, PA

Williamsport, PA Covers 4 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 17701StandardLycoming44,661570 / 272
ZIP Code 17702StandardLycoming10,721570 / 272
ZIP Code 17703P.O. BoxLycoming0570 / 272
ZIP Code 17705UniqueLycoming0570 / 272

Timezone(s):Eastern (GMT -05:00)
Population:29,381 (More Details)
Male Population:15,009
Female Population:14,372
Median Age:30
ZIP Codes:4
Area Codes:2
Total Area:1,244 square miles (county)
Land Area:1,229 square miles (county)
Water Area:15 square miles (county)

Williamsport, PA Demographic Information *

Total population29,381
Male population15,009
Female population14,372
Median age (years)29.7
White Population23,735
Black Population3,970
Indian Population69
Asian Population219
Hawaiian Population5
Hispanic Population771
Median age (Male)26.9
Median age (Female)33.5
Total households11,646
Family households (families)6,059
Average household size2.27
Average family size2.94
Total housing units12,864
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  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],