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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/WA/WEST-CLARKSTON-HIGHLAND

West Clarkston-Highland ZIP codes, Washington

No ZIP code is named for West Clarkston-Highland, WA; addresses there use a neighbouring town's name. The ZIP code covering it is 99403. Its area code is 509.

USPS city name
0 ZIP codes
Overlapping the city
1 more
Population
5,444
Area code
509

NANPA lists no telephone rate centre for West Clarkston-Highland itself, so these are the area codes of the nearest one, Clarkston (0.0 miles). A town on an area-code boundary can differ from its neighbour.

West Clarkston-Highland in numbers

About 5,444 people live in West Clarkston-Highland, in 2,405 households. The median household income is $51,860 a year, 47% below the Washington median of $98,141 (US: $80,734). The median owner-occupied home is valued at $282,500 (50% below the Washington median), and median gross rent is $1,114 a month. The median age is 46.5; 16.2% of adults 25 and over hold a bachelor's degree or higher (39.6% across Washington); the average commute takes 13 minutes.

Population5,444West Clarkston-Highland5,444
Households2,405West Clarkston-Highland2,405
Median age46.5West Clarkston-Highland46.5Washington38.3US 38.9
Median household income$51,860West Clarkston-Highland$51,860Washington$98,141US $80,734
Median home value$282,500West Clarkston-Highland$282,500Washington$564,600US $332,700
Median gross rent$1,114West Clarkston-Highland$1,114Washington$1,760US $1,413
Bachelor's degree or higher16.2%West Clarkston-Highland16.2%Washington39.6%US 35.7%
Mean commute13.3 minWest Clarkston-Highland13.3 minWashington26.6 minUS 26.4 min
Population density1,938 / sq miWest Clarkston-Highland1,938 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place West Clarkston-Highland CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes covering West Clarkston-Highland

These ZIP codes cover part of West Clarkston-Highland but are addressed as somewhere else.

ZIP codes overlapping West Clarkston-Highland
ZIP City Type Population Median income Median home
99403 Clarkston , WA Standard 20,760 $71,482 $325,300

Map of West Clarkston-Highland ZIP codes

99403

The ZIP codes of West Clarkston-Highland, WA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near West Clarkston-Highland

The nearest larger towns are Clarkston (7,191 people, 1.1 mi), Clarkston Heights-Vineland (7,884 people, 2.3 mi) and Lewiston, ID (34,651 people, 3.4 mi).

Towns near West Clarkston-Highland
TownPopulationDistance
Clarkston 7,191 1.1 mi
Clarkston Heights-Vineland 7,884 2.3 mi
Lewiston, ID 34,651 3.4 mi
Moscow, ID 26,286 22.9 mi
Pullman 32,229 23.4 mi

More nearby: every ZIP code in Asotin County · Washington ZIP codes

Cite this page

zipcodes.pro. “West Clarkston-Highland, WA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/wa/west-clarkston-highland

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