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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Williston, ND

Williston, ND Covers 3 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 58801StandardWilliams18,371701
ZIP Code 58802P.O. BoxWilliams0701
ZIP Code 58803P.O. BoxWilliams0701

Timezone(s):Central (GMT -06:00)
Population:14,716 (More Details)
Male Population:7,507
Female Population:7,209
Median Age:36
ZIP Codes:3
Area Codes:1
Total Area:2,148 square miles (county)
Land Area:2,077 square miles (county)
Water Area:70 square miles (county)

Williston, ND Demographic Information *

Total population14,716
Male population7,507
Female population7,209
Median age (years)35.5
White Population13,634
Black Population51
Indian Population488
Asian Population48
Hawaiian Population4
Hispanic Population328
Median age (Male)33.9
Median age (Female)37.8
Total households6,180
Family households (families)3,589
Average household size2.31
Average family size2.99
Total housing units6,542
* 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],