The name for the city comes from the Ojibwe word minisiing, "at the island".[5][6] A post office was established as the Munising post office on December 22, 1868. It was renamed as Gogarnville on October 23, 1889, when Julius Gogarn was appointed as postmaster. The office was moved to his farm. He was a German-born American Civil War veteran and first Supervisor of Munising Township. That post office continued until July 15, 1893.[7][8]
According to the United States Census Bureau, the city has a total area of 9.03 square miles (23.39 km2), of which 5.25 square miles (13.60 km2) is land and 3.78 square miles (9.79 km2) is water.[9]
As of the census[13] of 2010, there were 2,355 people, 1,032 households, and 592 families living in the city. The population density was 448.6 inhabitants per square mile (173.2/km2). There were 1,252 housing units at an average density of 238.5 units per square mile (92.1 units/km2). The racial makeup of the city was 91.2% White, 0.2% African American, 4.8% Native American, 0.7% Asian, 0.2% from other races, and 3.0% from two or more races. Hispanic or Latino of any race were 1.4% of the population.
There were 1,032 households, of which 22.9% had children under the age of 18 living with them, 42.0% were married couples living together, 11.0% had a female householder with no husband present, 4.4% had a male householder with no wife present, and 42.6% were non-families. 37.9% of all households were made up of individuals, and 20.2% had someone living alone who was 65 years of age or older. The average household size was 2.13 and the average family size was 2.76.
The median age in the city was 48.6 years. 18.7% of residents were under the age of 18; 6% were between the ages of 18 and 24; 20.5% were from 25 to 44; 28.4% were from 45 to 64; and 26.3% were 65 years of age or older. The gender makeup of the city was 47.4% male and 52.6% female.
2000 census
As of the census[2] of 2000, there were 2,539 people, 1,115 households, and 654 families living in the city. The population density was 474.0 inhabitants per square mile (183.0/km2). There were 1,249 housing units at an average density of 233.2 units per square mile (90.0 units/km2). The racial makeup of the city was 93.74% White, 0.16% African American, 3.51% Native American, 0.67% Asian, 0.12% Pacific Islander, 0.08% from other races, and 1.73% from two or more races. Hispanic or Latino of any race were 0.98% of the population. 13.3% were of French, 12.4% German, 11.0% Finnish, 9.9% Polish, 8.8% Swedish, 7.3% French Canadian and 6.8% Irish ancestry according to Census 2000. 97.8% spoke English and 1.6% Spanish as their first language.
There were 1,115 households, out of which 24.4% had children under the age of 18 living with them, 44.8% were married couples living together, 10.2% had a female householder with no husband present, and 41.3% were non-families. 36.3% of all households were made up of individuals, and 19.5% had someone living alone who was 65 years of age or older. The average household size was 2.17 and the average family size was 2.82.
In the city, the population was spread out, with 21.4% under the age of 18, 6.6% from 18 to 24, 23.5% from 25 to 44, 23.4% from 45 to 64, and 25.1% who were 65 years of age or older. The median age was 44 years. For every 100 females, there were 88.8 males. For every 100 females age 18 and over, there were 82.9 males.
The median income for a household in the city was $33,899, and the median income for a family was $46,133. Males had a median income of $41,333 versus $24,444 for females. The per capita income for the city was $19,779. About 7.4% of families and 11.4% of the population were below the poverty line, including 11.6% of those under age 18 and 10.1% of those age 65 or over.
^"Station: Munising, MI". U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991–2020). National Oceanic and Atmospheric Administration. Retrieved September 2, 2021.