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Zip Code 59821 — Arlee, MT

59821 is a ZIP Code associated with Arlee, MT, located within Missoula. The postal region supports an estimated population of 2,994 residents across Data Pending housing units, with a population density of 3.6 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (47.176030, -114.004310)

Data Metric	Local Statistic
Postal / Zip Code	59821
Primary City	Arlee
State / Province	MT
County	Missoula
Total Population	2,994
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	3.6 people/sq mi
Timezone	America/Denver

How 59821 Compares

Metric	ZIP 59821	Missoula County	MT State Average
Population	2,994	119,280	1,117,606
Median Income	Data Pending	N/A	N/A
Population Density	3.6 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 59865	Saint Ignatius	10.8 mi	3,635	N/A
Zip 59863	Ravalli	11.5 mi	146	N/A
Zip 59834	Frenchtown	12.6 mi	2,444	N/A
Zip 59808	Missoula	13.8 mi	23,574	N/A
Zip 59831	Dixon	18.2 mi	544	N/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 →