ZIP Codes of Mackinac County, MI

Population & People
Population & People
Total Population
9,945
Household Income
Household Income
Median Income
$68,261
Housing
Housing
Total Housing Units
9,703
Business & Economy
Business & Economy
Total Businesses
442
Employment
Employment
Employment Rate
46.45%
Education
Education
Bachelor's Degree+
24.54%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 10 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:10 ZIP Codes (9 Standard, 1 PO Box, 0 Unique) [See All]
Area Codes:231 / 906
Timezone:Eastern (GMT -05:00)
Local Time:2:12:33 PM
Population:9,945 [See All]
FIPS:26097
Land Area:932 sq mi
Water Area:288 sq mi
Coordinates:46.0338, -84.9714
Quick Link:
https://www.zip-codes.com/county/mi-mackinac.asp
Need Mackinac data in your app? Look up ZIP, county, and city data with a single API call.
Try Free
Striking education divide
Bachelor's share spans 9.0% to 44.7% — a 36-point gap.

Standout ZIPs in this County


Most Populous
Saint Ignace · 4,156 people
41.8% of county total
Highest Income
Mackinac Island · $95,000 median
1.4× county average
Largest Land Area
Naubinway · 194.0 sq mi
Spans the most ground
Fastest Growth
Cedarville · 5.2% (10-yr)
1,338 → 1,407 residents
Most Educated
Cedarville · 44.7% bachelor's+
477 of 1,068 adults 25+

Things worth knowing about Mackinac County


9,945 residents live across 10 ZIPs covering 932 sq mi, served by 10 distinct USPS-recognized cities.

Population moved from 10,250 to 9,945 from 2014 to 2024 — a -3.0% change. 6 ZIPs gained residents, 4 lost.

The county's wealthiest ZIP 49757 (Mackinac Island, $95,000 median) and poorest ZIP 49838 (Gould City, $40,000) are 55.2 miles apart — a 2.4× income gap across local geography.

Median home values vary 5.9× across this county — from $123,500 in 49745 (Hessel) to $733,300 in 49757 (Mackinac Island).

Density varies 52× across the county — from 3 people/sq mi in 49838 (Gould City) to 149 in 49757 (Mackinac Island).

Educational attainment ranges from 9.0% bachelor's+ in 49838 (Gould City) to 44.7% in 49719 (Cedarville) — the breadth of educational profiles across the area.

Within Michigan, this is the #76 most populous of 83 counties and ranks #38 for median household income .

Weighted by population, the typical household earns about $62,531 across the county — reflecting what a typical resident sees, not a simple ZIP average.

24.5% of adults age 25+ hold a bachelor's degree or higher (1,924 of 7,841 reporting).

9 Standard delivery, 1 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Mackinac County


Big & sparse

A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.

Total area
932
square miles
Avg density
10.7
people per sq mi
Population
9,945
across 10 ZIPs
Naubinway
194.0 sq mi
675 residents
Moran
147.8 sq mi
734 residents
Gould City
147.6 sq mi
426 residents

All ZIP Codes in Mackinac County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
49781Saint IgnaceStandard4,156$64,152107.70.2%
49719CedarvilleStandard1,407$75,15670.55.2%
49827EngadineStandard1,054$46,827109.09.1%
49760MoranStandard734$58,958147.825.3%
49745HesselStandard707$44,06386.3-44.6%
49762NaubinwayStandard675$57,692194.016.4%
49757Mackinac IslandPO Box561$95,0003.8-6.5%
49838Gould CityStandard426$40,000147.6-13.9%
49820CurtisStandard19128.50.5%
49775Pointe Aux PinsStandard34$132,50037.0-52.8%

Adjacent & Nearby Counties