Ontonagon is located in Michigan. Ontonagon, Michigan has a population of 1,485. Ontonagon is less family-centric than the surrounding county with 9% households with children. The county percentage for households with children is 11%.
The median household income in Ontonagon, Michigan is $38,550. The median household income for the surrounding county is $43,622 compared to the national median of $66,222. The median age of people living in Ontonagon is 54.1 years.
The average high temperature in July is 79.1 degrees, with an average low temperature in January of 6.9 degrees. The annual precipitation is 33.56.