Courthouses in Saint Ignace, Michigan, the US. Courthouses locations in Saint Ignace, Michigan. Find the nearest courthouses locations, near you. All types of business services Accounting ATM Bank Courthouse Finance Funeral home Insurance Lawyer Real estate School Travel All courthouses in Saint Ignace Mackinac County Probate Judge Courthouse +1 906-643-7303 100 South Marley Street, Saint Ignace, Michigan 49781 Write a review Phone Website Directions