2020 census
As of the 2020 census, the county had a population of 1,694. Of the residents, 18.6% were under the age of 18 and 28.2% were 65 years of age or older; the median age was 50.8 years. For every 100 females there were 98.4 males, and for every 100 females age 18 and over there were 97.6 males. 0.0% of residents lived in urban areas and 100.0% lived in rural areas. [14] [15] [16]
The racial makeup of the county was 91.3% White, 0.3% Black or African American, 1.9% American Indian and Alaska Native, 0.0% Asian, 0.6% from some other race, and 5.8% from two or more races. Hispanic or Latino residents of any race comprised 2.1% of the population. [16]
There were 749 households in the county, of which 23.1% had children under the age of 18 living with them and 19.6% had a female householder with no spouse or partner present. About 27.8% of all households were made up of individuals and 14.0% had someone living alone who was 65 years of age or older. [15]
There were 971 housing units, of which 22.9% were vacant. Among occupied housing units, 73.4% were owner-occupied and 26.6% were renter-occupied. The homeowner vacancy rate was 1.1% and the rental vacancy rate was 7.3%. [15]
2010 census
As of the 2010 census, there were 1,743 people, 755 households, and 505 families in the county. The population density was 0.5 inhabitants per square mile (0.19/km2). There were 1,022 housing units at an average density of 0.3 per square mile (0.12/km2). The racial makeup of the county was 95.0% white, 1.5% American Indian, 0.2% Asian, 0.1% black or African American, 1.1% from other races, and 2.1% from two or more races. Those of Hispanic or Latino origin made up 1.4% of the population. In terms of ancestry, 34.6% were German, 31.0% were American, 15.1% were English, 14.0% were Irish, and 8.6% were Norwegian.
Of the 755 households, 26.5% had children under the age of 18 living with them, 58.1% were married couples living together, 5.0% had a female householder with no husband present, 33.1% were non-families, and 28.3% of all households were made up of individuals. The average household size was 2.26 and the average family size was 2.76. The median age was 49.3 years.
The median income for a household in the county was $37,685 and the median income for a family was $50,156. Males had a median income of $27,721 versus $26,250 for females. The per capita income for the county was $21,543. About 11.6% of families and 14.1% of the population were below the poverty line, including 15.7% of those under age 18 and 11.7% of those age 65 or over.
United States
Montana 
