Chippewa County is a county in the Upper Peninsula of the U.S. state of Michigan. As of the 2010 census, the population was 38,520. The county seat is Sault Ste. Marie. The county is named for the Ojibwe (Chippewa) people, and was set off and organized in 1826.
According to the U.S. Census Bureau, the county has a total area of 2,698 square miles (6,990 km), of which 1,558 square miles (4,040 km) is land and 1,140 square miles (3,000 km) (42%) is water. It is the second-largest county in Michigan by land area and fifth-largest by total area.
The Michigan Meridian runs through the eastern portion of the county. South of Nine Mile Road, M-129 (Meridian Road) overlays the meridian. In Sault Ste. Marie, Meridian Street north of 12th Avenue overlays the meridian.
The 2010 United States Census indicates Chippewa County had a population of 38,520. This decrease of 23 people from the 2000 United States Census representa a -0.1% change in population. In 2010 there were 14,329 households and 9,106 families in the county. The population density was 24.7 per square mile (9.5 square kilometers). There were 21,253 housing units at an average density of 13.6 per square mile (5.3 square kilometers). 72.3% of the population were White, 15.8% Native American, 6.5% Black or African American, 0.6% Asian, 0.1% Pacific Islander, 0.2% of some other race and 4.6% of two or more races. 1.2% were Hispanic or Latino (of any race). 17.0% were of German, 11.8% English, 12.2% Irish, 8.8% French, 6.4% Polish ancestry.
There were 14,329 households out of which 28.2% had children under the age of 18 living with them, 47.5% were husband and wife families, 10.9% had a female householder with no husband present, 36.5% were non-families, and 29.5% were made up of individuals. The average household size was 2.34 and the average family size was 2.88.
The county population contained 20.1% under age of 18, 11.0% from 18 to 24, 26.5% from 25 to 44, 27.7% from 45 to 64, and 14.6% who were 65 years of age or older. The median age was 40 years. The population was 55.1% male and 44.9% female.
The 2010 American Community Survey 3-year estimate indicates the median income for a household in the county was $39,351 and the median income for a family was $54,625. Males had a median income of $25,760 versus $16,782 for females. The per capita income for the county was $19,334. About 2.3% of families and 18.6% of the population were below the poverty line, including 26.0% of those under the age 18 and 10.0% of those age 65 or over.