Unemployment Rate in Ontonagon County, MI was 7.30% in February of 2024, according to the United States Federal Reserve. Historically, Unemployment Rate in Ontonagon County, MI reached a record high of 25.00 in April of 2020 and a record low of 3.60 in October of 1990. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Ontonagon County, MI - last updated from the United States Federal Reserve on May of 2024.