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Ontonagon County, Michigan

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Ontonagon County, Michigan Map

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An detailed map of Ontonagon County. Click on a nearby County to view more information about that County.

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Map of Townships in Ontonagon County, Michigan

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An interactive map of county subdivisions in Ontonagon County. In Michigan, that can include Townships and Charter townships. Find what township you are in now.

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Map of Counties in Michigan

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An interactive map of Counties in Michigan. Click on a County to view more information about that County.

About Ontonagon County, Michigan

Ontonagon County is a county in the Upper Peninsula of the U.S. state of Michigan. As of the 2020 census, the population was 5,816, making it Michigan's third-least populous county. The county seat is Ontonagon. The county was set off in 1843, and organized in 1848. Its territory had been organized as part of Chippewa and Mackinac counties. With increasing population in the area, more counties were organized. After Ontonagon was organized, it was split to create Gogebic County. It is also the westernmost county in United States that lies within the Eastern Time Zone.

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This site has an interactive map of Michigan Counties. Click on the map to find your Michigan county, and view more details. You can also search for your address and use your GPS to find your Michigan County.

Find what County you are in, and see official Michigan County resources and information. Find any county in the United Stated, along with resources and links to official County websites. See a County map and local details. Looking for what county you are currently in? Find out on this map or use your device GPS to see what county you are in.