Mackinac County, MI ZIP codes
There are 10 ZIP codes in Mackinac County, MI, in 10 towns, from 49719 to 49838. The largest are 49781 (Saint Ignace), 49719 (Cedarville) and 49745 (Hessel). 1 more crosses into it from a neighbouring county: 49780.
The county seat is St. Ignace.
- ZIP codes
- 10
- Partly in it
- 1 more
- Towns
- 10
- County seat
- St. Ignace
- County FIPS
26097- State
- Michigan
- Population
- 10,957
- Median household income
- $63,909
- Land area
- 1,022 sq mi
Mackinac County ZIP codes by town
- St. Ignace (county seat)
- 49781
Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.
ZIP codes partly in Mackinac County
This ZIP code lies mostly in a neighbouring county but covers a twentieth or more of Mackinac County.
- 49780 Rudyard · mostly in Chippewa County
Map of Mackinac County ZIP codes
The ZIP codes of Mackinac County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Mackinac County in numbers
About 10,957 people live in Mackinac County, in 5,199 households, the 74th most populous of Michigan's 83 counties. The median household income is $63,909 a year, 12% below the Michigan median of $72,875 (US: $80,734). The median owner-occupied home is valued at $174,500 (25% below the Michigan median), and median gross rent is $760 a month. The median age is 53.0; 25.0% of adults 25 and over hold a bachelor's degree or higher (32.4% across Michigan); the average commute takes 24 minutes.
| Population | 10,957 |
|---|---|
| Households | 5,199 |
| Median age | 53.0 |
| Median household income | $63,909 |
| Median home value | $174,500 |
| Median gross rent | $760 |
| Bachelor's degree or higher | 25.0% |
| Mean commute | 24.0 min |
| Population density | 11 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.
Largest towns in Mackinac County
| Town | ZIP codes | Population |
|---|---|---|
| St. Ignace | 1 | 2,463 |
| Cedarville | 1 | 1,407 |
| Engadine | 1 | 1,054 |
| Moran | 1 | 734 |
| Hessel | 1 | 707 |
| Mackinac Island | 1 | 561 |
| Gould City | 1 | 426 |
| Curtis | 1 | 191 |
| Naubinway | 1 | 103 |
| Pointe Aux Pins | 1 | 34 |
Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.
Neighbouring counties
Counties that share a ZIP code with Mackinac County.
Not sure you are in Mackinac County? What county am I in? answers from your location, near a county line included.
Every ZIP code in Mackinac County, with figures
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
49719 | Cedarville , MI | Standard | 1,407 | $75,156 | $226,500 |
49745 | Hessel , MI | Standard | 707 | $44,063 | $123,500 |
49757 | Mackinac Island , MI | Standard | 561 | $95,000 | $733,300 |
49760 | Moran , MI | Standard | 734 | $58,958 | $141,600 |
49762 | Naubinway , MI | Standard | 675 | $57,692 | $176,900 |
49775 | Pointe Aux Pins , MI | Standard | 34 | $132,500 | $237,500 |
49781 | Saint Ignace , MI | Standard | 4,156 | $64,152 | $165,400 |
49820 | Curtis , MI | Standard | 191 | — | $159,600 |
49827 | Engadine , MI | Standard | 1,054 | $46,827 | $151,600 |
49838 | Gould City , MI | Standard | 426 | $40,000 | $180,400 |
Cite this page
zipcodes.pro. “Mackinac County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/mi/county/mackinac
Underlying data is public domain or openly licensed — sources, vintages and licences.