Ontonagon County
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 the United States that lies within the Eastern Time Zone.
Governance bodies
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Cities and towns 1
Townships 11
- Township of Bergland pop. 441
- Township of Bohemia pop. 72
- Township of Carp Lake pop. 586
- Township of Greenland pop. 637
- Township of Haight pop. 208
- Township of Interior pop. 272
- Township of Matchwood pop. 86
- Township of Mcmillan pop. 412
- Township of Ontonagon pop. 2,286
- Township of Rockland pop. 224
- Township of Stannard pop. 644
Reference data (Census of Governments 2022)
- Census ID (PID6)
- 166607
- FIPS state
- 26
- FIPS county
- 131
- FIPS place
- 99131
- Census record name
- COUNTY OF ONTONAGON
- Mailing address
- 725 GREENLAND RD, ONTONAGON 49953