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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Blaine, WA

Blaine, WA Covers 2 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 98230StandardWhatcom15,710360 / 564
ZIP Code 98231P.O. BoxWhatcom0360 / 564

Timezone(s):Pacific (GMT -08:00)
Counties:WHATCOM, WA
Population:4,684 (More Details)
Male Population:2,302
Female Population:2,382
Median Age:44
ZIP Codes:2
Area Codes:2
Total Area:2,503 square miles (county)
Land Area:2,107 square miles (county)
Water Area:397 square miles (county)

Blaine, WA Demographic Information *

Total population4,684
Male population2,302
Female population2,382
Median age (years)44.3
White Population4,051
Black Population64
Indian Population41
Asian Population240
Hawaiian Population59
Hispanic Population235
Median age (Male)42.7
Median age (Female)45.4
Total households1,994
Family households (families)1,291
Average household size2.32
Average family size2.85
Total housing units2,346
* Demographic data is based on 2010 Census.

Blaine, WA Other Information

24 Cities within 30 miles of Blaine, WA 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],