Data Last Updated: June 1, 2023

ZIP Codes for City of Farmington, WA


    
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Counties:	WHITMAN, WA
Area Code(s):	509
Timezone(s):	Pacific (GMT -08:00)
City Population:	146 (More Details)
CBSA:	Pullman, WA
Congressional District(s):	01, 05
Land Area:	2,159 square miles (county)
Water Area:	19 square miles (county)

2 ZIP Codes

Farmington, WA ZIP Code Boundaries

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Farmington, WA Covers 2 ZIP Codes

ZIP Code	Type	Population	% of Population	Aliases
99104	Standard	0	0.00%	FARMINGTON
99128	Standard	321	100.00%

Farmington, WA Demographic Information *

Total population**	146
Male population	78
Female population	68
Median age (years)	42.3
White Population	142
Black Population	0
Indian Population	4
Asian Population	0
Hawaiian Population	0
Hispanic Population	3
Median age (Male)	42
Median age (Female)	42.5
Total households	54
Family households (families)	41
Average household size	2.7
Average family size	3.2
Total housing units	65

* Demographic data is based on 2010 Census for the City of FARMINGTON.
** City and ZIP Code Population will not be equal due to differences in their geographies.

References

U.S. Postal Service [Last Updated: 2/1/2023], https://www.usps.com
ZIP-Codes.com Internal Data Creation [Last Updated: 2/1/2023], https://www.zip-codes.com
U.S. Geological Survey [Updated as needed], https://www.usgs.gov/
U.S. Census [Updated Yearly], https://www.census.gov
U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010], https://www.census.gov