Home > MI > Iron County > Amasa > Zip 49903

Zip Code 49903 — Amasa, MI

49903 is a ZIP Code associated with Amasa, MI, located within Iron. The postal region supports an estimated population of 233 residents across Data Pending housing units, with a population density of 0.6 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (46.334550, -88.484960)

Data Metric	Local Statistic
Postal / Zip Code	49903
Primary City	Amasa
State / Province	MI
County	Iron
Total Population	233
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	0.6 people/sq mi
Timezone	America/Menominee

How 49903 Compares

Metric	ZIP 49903	Iron County	MI State Average
Population	233	11,610	10,077,716
Median Income	Data Pending	N/A	N/A
Population Density	0.6 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 49919	Covington	12.3 mi	135	N/A
Zip 49970	Watton	14.9 mi	256	N/A
Zip 49935	Iron River	15.8 mi	5,841	N/A
Zip 49920	Crystal Falls	16.0 mi	4,380	N/A
Zip 49961	Sidnaw	17.1 mi	104	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 →