Presque Isle County is a county in the Lower peninsula of the U.S. state of Michigan. As of the 2010 census, the population was 13,376. The county seat is Rogers City. The county was authorized by state legislative action on April 1, 1840, but the county government was not established until 1871. The government was reorganized in 1875.
According to the US Census Bureau, the county has an area of 2,573 square miles (6,660 km), of which 659 square miles (1,710 km) is land and 1,914 square miles (4,960 km) (74%) is water. Although Presque Isle County is on Michigan’s Lower Peninsula, it is considered to be part of Northern Michigan.
As of the 2000 United States Census, of 2000, there were 14,411 people, 6,155 households, and 4,203 families residing in the county. The population density was 22 people per square mile (8/km²). There were 9,910 housing units at an average density of 15 per square mile (6/km²). The county’s racial makeup was 98.07% White, 0.26% Black or African American, 0.59% Native American, 0.16% Asian, 0.01% Pacific Islander, 0.09% from other races, and 0.82% from two or more races. 0.55% of the population were Hispanic or Latino of any race. 28.5% were of German, 28.2% Polish, 7.9% English, 6.3% American, 5.6% French and 5.6% Irish ancestry. 95.7% spoke English and 3.1% Polish as their first language.
There were 6,155 households, of which 24.50% had children under age 18 living with them, 58.80% were married couples living together, 6.30% had a female householder with no husband present, and 31.70% were non-families. 28.40% of all households were made up of individuals and 14.50% had someone living alone who was 65 years of age or older. The average household size was 2.31 and the average family size was 2.80.
The county population contained 20.90% under the age of 18, 6.50% from 18 to 24, 22.40% from 25 to 44, 27.80% from 45 to 64, and 22.30% who were 65 years of age or older. The median age was 45 years. For every 100 females there were 99.20 males. For every 100 females age 18 and over, there were 97.10 males.
The median income for a household in the county was $31,656, and the median income for a family was $37,426. Males had a median income of $31,275 versus $20,625 for females. The per capita income for the county was $17,363. About 6.80% of families and 10.30% of the population were below the poverty line, including 13.10% of those under age 18 and 9.20% of those over age 64.