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Zip Code 49820 — Curtis, MI

49820 is a ZIP Code associated with Curtis, MI, located within Mackinac. The postal region supports an estimated population of 191 residents across Data Pending housing units, with a population density of 2.9 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (46.189650, -85.679510)

Data Metric	Local Statistic
Postal / Zip Code	49820
Primary City	Curtis
State / Province	MI
County	Mackinac
Total Population	191
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	2.9 people/sq mi
Timezone	America/Detroit

How 49820 Compares

Metric	ZIP 49820	Mackinac County	MI State Average
Population	191	9,945	10,077,716
Median Income	Data Pending	N/A	N/A
Population Density	2.9 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 49827	Engadine	6.9 mi	1,054	N/A
Zip 49838	Gould City	9.3 mi	426	N/A
Zip 49836	Germfask	9.9 mi	1,012	N/A
Zip 49853	McMillan	12.3 mi	1,335	N/A
Zip 49840	Gulliver	18.6 mi	823	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 →