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Zip Code 89421 — McDermitt, NV

89421 is a ZIP Code associated with McDermitt, NV, located within Malheur. 89421 ranks #1 out of 1 ZIP codes in Malheur County by population (and #148 out of 179 in NV). The area supports an estimated population of 330 residents across Data Pending housing units, with a population density of 0.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (42.044850, -117.947240)

Data MetricLocal Statistic
Postal / Zip Code89421
Primary CityMcDermitt
State / ProvinceNV
CountyMalheur
Total Population330
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density0.1 people/sq mi
TimezoneAmerica/Los_Angeles

How 89421 Compares

MetricZIP 89421Malheur CountyNV State Average
Population330330 (Total)3,184,281 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density0.1 /sq mi----
County Pop Rank#1 of 1----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 89425Orovada27.0 mi352N/A
Zip 89426Paradise Valley44.7 mi341N/A
Zip 89404Denio51.1 mi36N/A
Zip 89445Winnemucca67.6 mi17,153N/A
Zip 89414Golconda78.2 mi203N/A

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 →