Mackinac Island is a city in Mackinac County, Michigan, home to about 561 people across 4.3 square miles. Its ZIP code is 49757.
Homes sold for a median of $406 per square foot in the three months ending August 2026.
All in Mackinac Island
Each card is that ZIP code’s whole market, including any part outside Mackinac Island. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Mackinac Island’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Gerald R. Ford International Airport (GRR)210 miles away |
|---|---|
| Closer regional airport | Pellston Regional Airport of Emmet County Airport (PLN)21 miles away |
| Nearest city of 250,000+ | Detroit, MI252 miles away |
| Nearest city of 1 million+ | Chicago, IL317 miles away |
Straight-line distances from the center of Mackinac Island; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Mackinac Island had 583 residents in the 2020 census, up 11% since 2000.
It’s the 1374th largest of 1,531 towns in Michigan by population.
Mackinac County grew from 7,703 residents in 1900 to 10,834 in 2020.
Mackinac County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 76°F in summer, and winter lows average 10°F. About 33.5 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, St Ignace, MI weather station (5 miles away).
2,342 jobs at 451 businesses in Mackinac County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Mackinac Island.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (6 nearby)
Grocery stores (1 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (3 nearby)
Counts are within about 1.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Mackinac Island Public Schools. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Mackinac Island SchoolMackinac Island | K–12 | 64 | Public | 0.7 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.