St. Ignace City is a city in Mackinac County, Michigan, home to about 2,463 people across 2.6 square miles. Its ZIP code is 49781.
Homes sold for a median of $176 per square foot in the three months ending August 2026, a buyer’s market.
Mostly St. Ignace City; also St. Ignace Township and Moran
Each card is that ZIP code’s whole market, including any part outside St. Ignace City. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up St. Ignace City’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)219 miles away |
|---|---|
| Closer regional airport | Chippewa County International Airport (CIU)20 miles away |
| Nearest city of 250,000+ | Milwaukee, WI259 miles away |
| Nearest city of 1 million+ | Chicago, IL323 miles away |
Straight-line distances from the center of St. Ignace City; 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.
St. Ignace City had 2,306 residents in the 2020 census, down 14% since 2000.
It’s the 713th 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 77°F in summer, and winter lows average 7°F. About 35.1 inches of rain and melted snow fall in a typical year, with about 81 inches of snow.
Source: NOAA 1991–2020 climate normals, Moran, MI weather station (7 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).
68 doctors and other health care providers list an office in St. Ignace City.
Nearest hospitals
Providers with an office here
| Primary care doctors | 11 |
|---|---|
| Specialist doctors | 5 |
| Dentists | 6 |
| Nurse practitioners and physician assistants | 17 |
| Mental health providers | 21 |
| Physical and occupational therapists | 5 |
| Optometrists | 1 |
| Chiropractors | 2 |
| Pharmacies | 2 |
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.
Public schools here are run by Moran Township School District, St. Ignace Area Schools. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Gros Cap SchoolSaint Ignace | Pre-K–8 | 87 | Public | 10.7 mi |
| St Ignace ElementaryMiddle SchoolSaint Ignace | Pre-K–8 | 240 | Public | 9.6 mi |
| St Ignace Juvenile Detention FacilitySaint Ignace | 4–12 | 3 | Alternative Education | 7.6 mi |
| LaSalle High SchoolSaint Ignace | 9–12 | 117 | Public | 9.5 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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Shares ZIP codes with St. Ignace Township and Moran.
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.