Zip Code 99179 — Uniontown, WA

ZIP Code 99179 is associated with Uniontown, WA, in Whitman County. The listed population estimate is 645; estimated density is 3.8 people per square mile. Among records with population estimates, it ranks #8 of 20 in Whitman County and #459 of 597 in WA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (46.492390, -117.107620)

Data MetricLocal Statistic
Postal / Zip Code99179
Primary CityUniontown
State / ProvinceWA
CountyWhitman
Total Population645
Population Density3.8 people/sq mi
TimezoneAmerica/Los_Angeles

How 99179 Compares

MetricZIP 99179Whitman County recordsWA records
Population estimate64547,284 (sum)7,816,021 (sum)
Population Density3.8 /sq mi----
County population rank#8 of 20----
State population rank#459 of 597----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in WA

ZIP CodeCityDistancePopulation estimate
ZIP 99113Colton7.7 mi560
ZIP 99403Clarkston10.6 mi20,760
ZIP 99163Pullman17.1 mi34,022
ZIP 99402Asotin21.2 mi1,557
ZIP 99102Albion21.8 mi495

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →