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ZIP Code Database - Facts & Stats

ZIP Codes for City of Mattawa, WA

Timezone(s):Pacific (GMT -08:00)
Counties:GRANT, WA
Population:4,437 (More Details)
Male Population:2,473
Female Population:1,964
Median Age:22
ZIP Codes:1
Area Codes:1
Total Area:2,791 square miles (county)
Land Area:2,679 square miles (county)
Water Area:112 square miles (county)

Mattawa, WA Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 99349StandardGrant8,483509

Mattawa, WA Demographic Information *

Total population4,437
Male population2,473
Female population1,964
Median age (years)22
White Population1,995
Black Population38
Indian Population47
Asian Population4
Hawaiian Population0
Hispanic Population4,245
Median age (Male)23.2
Median age (Female)20
Total households791
Family households (families)725
Average household size5.61
Average family size5.28
Total housing units843
* Demographic data is based on 2010 Census.

Mattawa, WA Other Information

  • Located in GRANT County, Washington
  • Mattawa, WA is also known as:

18 Cities within 30 miles of Mattawa, WA Products