Boyne City (/bɔɪn/) is a city in Charlevoix County in the U.S. state of Michigan. The population was 3,735 at the 2010 census.
According to the United States Census Bureau, the city has a total area of 5.42 square miles (14.04 km), of which 4.06 square miles (10.52 km) is land and 1.36 square miles (3.52 km) is water.
As of the 2010 census, there were 3,735 people, 1,635 households, and 1,011 families residing in the city. The population density was 920.0 inhabitants per square mile (355.2/km). There were 2,292 housing units at an average density of 564.5 per square mile (218.0/km). The racial makeup of the city was 94.9% White, 0.4% African American, 0.7% Native American, 0.5% Asian, 0.1% Pacific Islander, 0.3% from other races, and 3.2% from two or more races. Hispanic or Latino of any race were 1.3% of the population.
There were 1,635 households of which 29.8% had children under the age of 18 living with them, 43.8% were married couples living together, 13.1% had a female householder with no husband present, 4.9% had a male householder with no wife present, and 38.2% were non-families. 33.4% of all households were made up of individuals and 14.8% had someone living alone who was 65 years of age or older. The average household size was 2.27 and the average family size was 2.85.
The median age in the city was 41.9 years. 23.9% of residents were under the age of 18; 7.5% were between the ages of 18 and 24; 22.6% were from 25 to 44; 29% were from 45 to 64; and 16.9% were 65 years of age or older. The gender makeup of the city was 48.5% male and 51.5% female.
As of the 2000 census, there were 3,503 people, 1,468 households, and 932 families residing in the city. The population density was 896.7 per square mile (345.9/km²). There were 1,935 housing units at an average density of 495.3 per square mile (191.1/km²). The racial makeup of the city was 96.92% White, 0.11% African American, 1.14% Native American, 0.17% Asian, 0.06% Pacific Islander, 0.40% from other races, and 1.20% from two or more races. Hispanic or Latino of any race were 0.74% of the population.
There were 1,468 households out of which 31.5% had children under the age of 18 living with them, 49.6% were married couples living together, 10.7% had a female householder with no husband present, and 36.5% were non-families. 31.7% of all households were made up of individuals and 15.0% had someone living alone who was 65 years of age or older. The average household size was 2.38 and the average family size was 3.01.
In the city, the population was spread out with 26.4% under the age of 18, 7.4% from 18 to 24, 28.5% from 25 to 44, 22.0% from 45 to 64, and 15.8% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 95.4 males. For every 100 females age 18 and over, there were 90.6 males.
The median income for a household in the city was $35,819, and the median income for a family was $44,096. Males had a median income of $29,558 versus $22,583 for females. The per capita income for the city was $19,030. About 8.9% of families and 11.8% of the population were below the poverty line, including 18.2% of those under age 18 and 6.7% of those age 65 or over.