Polk County, Minnesota
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Polk County is a county located in the U.S. state of Minnesota. As of 2000, the population is 31,369. Its county seat is Crookston6. The county is a part of the Greater Grand Forks metropolitan area.
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Geography
According to the U.S. Census Bureau, the county has a total area of 5,174 km² (1,998 mi²). 5,103 km² (1,970 mi²) of it is land and 71 km² (27 mi²) of it is water. The total area is 1.37% water.
Adjacent counties
- Marshall County (north)
- Pennington County (northeast)
- Red Lake County (northeast)
- Clearwater County (east)
- Mahnomen County (southeast)
- Norman County (south)
- Traill County, North Dakota (southwest)
- Grand Forks County, North Dakota (west)
Demographics
As of the census2 of 2000, there were 31,369 people, 12,070 households, and 8,050 families residing in the county. The population density was 6/km² (16/mi²). There were 14,008 housing units at an average density of 3/km² (7/mi²). The racial makeup of the county was 94.18% White, 0.33% Black or African American, 1.30% Native American, 0.30% Asian, 0.02% Pacific Islander, 2.57% from other races, and 1.30% from two or more races. 4.79% of the population were Hispanic or Latino of any race.
There were 12,070 households out of which 32.30% had children under the age of 18 living with them, 54.90% were married couples living together, 8.50% had a female householder with no husband present, and 33.30% were non-families. 28.90% of all households were made up of individuals and 13.80% had someone living alone who was 65 years of age or older. The average household size was 2.47 and the average family size was 3.07.
In the county the population was spread out with 25.90% under the age of 18, 9.70% from 18 to 24, 24.80% from 25 to 44, 22.20% from 45 to 64, and 17.40% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 98.10 males. For every 100 females age 18 and over, there were 95.50 males.
The median income for a household in the county was $35,105, and the median income for a family was $44,310. Males had a median income of $31,472 versus $21,535 for females. The per capita income for the county was $17,279. 10.90% of the population and 7.30% of families were below the poverty line. 13.30% of those under the age of 18 and 10.90% of those 65 and older were living below the poverty line.
Cities and towns
