Iron Mountain is the principal city of the Iron Mountain, MI–WI Micropolitan Statistical Area, which includes all of Dickinson County, Michigan and Florence County in Wisconsin.
Iron Mountain hosts a few points of interests such as the Millie Hill bat cave, The Cornish Pump, and is located adjacent to Pine Mountain ski jump/ski resort, one of the largest artificial ski jumps in the world. It shares Woodward Avenue with the neighboring town, Kingsford. In addition, Iron Mountain is known for its pasties, Bocce Ball Tournaments, World Cup Ski Jumps, and Italian cuisine. Iron Mountain was also named a "Michigan Main Street" community by Michigan Governor Jennifer Granholm in 2006. It is one of only thirteen such communities in the State of Michigan in 2008. It is also the hometown of Michigan State University men's basketball coach Tom Izzo.
As of the census of 2000, there were 8,154 people, 3,458 households, and 2,147 families residing in the city. The population density was 1,132.6 per square mile (437.3/km²). There were 3,819 housing units at an average density of 530.5/sq mi (204.8/km²). The racial makeup of the city was 97.67% White, 0.20% African American, 0.48% Native American, 0.66% Asian, 0.01% Pacific Islander, 0.23% from other races, and 0.75% from two or more races. Hispanic or Latino of any race were 1.07% of the population. 20.6% were of Italian, 14.0% German, 9.0% Swedish, 8.8% English, 8.8% French, 5.8% Finnish and 5.5% Irish ancestry according to Census 2000. 97.2% spoke English and 1.4% Italian as their first language.
There were 3,458 households out of which 30.0% had children under the age of 18 living with them, 48.8% were married couples living together, 9.6% had a female householder with no husband present, and 37.9% were non-families. 33.3% of all households were made up of individuals and 16.2% had someone living alone who was 65 years of age or older. The average household size was 2.29 and the average family size was 2.94.
In the city the population was spread out with 25.1% under the age of 18, 7.1% from 18 to 24, 27.2% from 25 to 44, 21.1% from 45 to 64, and 19.6% who were 65 years of age or older. The median age was 39 years. For every 100 females there were 96.4 males. For every 100 females age 18 and over, there were 90.6 males.
The median income for a household in the city was $32,526, and the median income for a family was $43,687. Males had a median income of $38,309 versus $22,533 for females. The per capita income for the city was $19,918. About 9.4% of families and 10.6% of the population were below the poverty line, including 13.5% of those under age 18 and 10.5% of those age 65 or over.