Mackinac County GIS Portal (Michigan)

Mackinac County Assessor Offices are charged with determining the value of taxable property in their county or local area in order to calculate Mackinac County property taxes. In addition to property values, Assessors maintain detailed county and local maps, including Geographic Information Science (GIS) maps. These Mackinac County GIS maps can show public property, parks, property divisions, and roads, as well as property assessments and property taxes in Mackinac County, Michigan. These maps can also include place names, bodies of water, flood zones, property zones, and other geographic information. Some Assessors may keep historic GIS maps that include historic property tax assessments. These maps may be available on the Mackinac County Assessor Office website.

Mackinac County Equalization Department St. Ignace MI 100 South Marley Street 49781 906-643-7310


Mackinac County Clerk Offices maintain public records for a county or local government, which includes GIS maps. These maps provide detailed information on the area, including Mackinac County property maps that show boundaries, public property, property divisions, and in some cases, population information in Mackinac County, Michigan. They may also include property value assessments and property tax rates. Mackinac County GIS maps can show place names, bodies of water, zoning information, flood zones, and other geographic information. Clerks may also have historic GIS maps from the USGS or other organizations, and these maps are often available online through the Clerk Office website.

Mackinac County Clerk St. Ignace MI 100 South Marley Street 49781 906-643-7300

Mackinac Island Clerk Mackinac Island MI 7358 Market Street 49757 906-847-3702


Mackinac County Recorders of Deeds keep real estate records to ensure the accuracy of property and land records. In addition to deeds, Recorders of Deeds also have detailed county and local maps, including Mackinac County GIS maps that show property lines, building information, public property, unclaimed parcels, as well as property value assessments and property tax information. These GIS maps may also include place names, zoning boundaries, bodies of water, flood zones, and other geographic information in Mackinac County, Michigan. The Recorder of Deeds may also have historic GIS maps. These maps are often available on the Mackinac County Recorder of Deeds website.

Mackinac County Recorder of Deeds St. Ignace MI 100 South Marley Street 49781 906-643-7306