Ironwood is a city in Gogebic County in the U.S. state of Michigan, about 18 miles (29 km) south of Lake Superior. The population was 5,387 at the 2010 census. The city is on US 2 and is situated opposite the Montreal River from Hurley, Wisconsin. It is the westernmost city in Michigan, situated on the same line of longitude (90.2 degrees West) as Clinton, Iowa and St. Louis, Missouri.
As of the census of 2010, there were 5,387 people, 2,520 households, and 1,408 families residing in the city. The population density was 839.1 inhabitants per square mile (324.0/km). There were 3,175 housing units at an average density of 494.5 per square mile (190.9/km). The racial makeup of the city was 96.0% White, 0.5% African American, 1.1% Native American, 0.2% Asian, 0.3% from other races, and 1.8% from two or more races. Hispanic or Latino of any race were 1.2% of the population.
There were 2,520 households of which 23.8% had children under the age of 18 living with them, 38.5% were married couples living together, 12.3% had a female householder with no husband present, 5.1% had a male householder with no wife present, and 44.1% were non-families. 38.5% of all households were made up of individuals and 17% had someone living alone who was 65 years of age or older. The average household size was 2.09 and the average family size was 2.72.
The median age in the city was 45.5 years. 19.3% of residents were under the age of 18; 8.6% were between the ages of 18 and 24; 21.7% were from 25 to 44; 28.7% were from 45 to 64; and 21.7% were 65 years of age or older. The gender makeup of the city was 48.1% male and 51.9% female.
As of the census of 2000, there were 6,293 people, 2,841 households, and 1,625 families residing in the city. The population density was 960.3 per square mile (371.0/km²). There were 3,349 housing units at an average density of 511.0 per square mile (197.4/km²). The racial makeup of the city was 97.52% White, 0.10% African American, 0.72% Native American, 0.22% Asian, 0.14% from other races, and 1.30% from two or more races. Hispanic or Latino of any race were 0.83% of the population.
The ancestral makeup of the population were 24.7% Finnish, 17.0% German, 14.8% Italian, 12.6% Polish, 10.4% English and 9.5% Swedish.
There were 2,841 households out of which 24.9% had children under the age of 18 living with them, 42.4% were married couples living together, 11.2% had a female householder with no husband present, and 42.8% were non-families. 37.9% of all households were made up of individuals and 20.8% had someone living alone who was 65 years of age or older. The average household size was 2.16 and the average family size was 2.84.
In the city, the population was spread out with 22.2% under the age of 18, 7.9% from 18 to 24, 23.6% from 25 to 44, 21.8% from 45 to 64, and 24.5% who were 65 years of age or older. The median age was 42 years. For every 100 females, there were 89.1 males. For every 100 females age 18 and over, there were 86.3 males.
The median income for a household in the city was $23,502, and the median income for a family was $30,349. Males had a median income of $26,992 versus $21,184 for females. The per capita income for the city was $14,131. About 17.0% of families and 18.5% of the population were below the poverty line, including 24.2% of those under age 18 and 12.4% of those age 65 or over.