Ignace is located along Lake Huron in the Upper Peninsula on the northern side of the Straits of Mackinac. Ignace Township is located just to the north of the city, but the two are administered autonomously.
The city had a population of 2,306 at the 2020 census. state of Michigan and the county seat of Mackinac County. Ignace ( / ˈ ɪ ɡ n ə s/ IHG-nəss) is a city in the U.S.