Mineral County has voted for the Republican Party candidate in all national elections since 2000. Before that, its voting was more balanced.
Demographics
2000 census
As of the 2000 United States Census, there were 3,884 people, 1,584 households, and 1,067 families in the county. The population density was 3 people per square mile. There were 1,961 housing units at an average density of 2 per square mile. The racial makeup of the county was 94.57% White, 0.21% Black or African American, 1.93% Native American, 0.51% Asian, 0.03% Pacific Islander, 0.26% from other races, and 2.50% from two or more races. 1.57% of the population were Hispanic or Latino of any race. 22.5% were of German, 14.6% Irish, 9.9% English, 8.1% American and 8.0% Norwegian ancestry. Irish is the 5th most common language spoken at home. There were 1,584 households out of which 27.70% had children under the age of 18 living with them, 57.70% were married couplesliving together, 6.00% had a female householder with no husband present, and 32.60% were non-families. 26.60% of all households were made up of individuals and 8.20% had someone living alone who was 65 years of age or older. The average household size was 2.41 and the average family size was 2.90. The county population contained 24.30% under the age of 18, 6.40% from 18 to 24, 25.30% from 25 to 44, 29.80% from 45 to 64, and 14.20% who were 65 years of age or older. The median age was 41 years. For every 100 females there were 106.20 males. For every 100 females age 18 and over, there were 105.60 males. The median income for a household in the county was $27,143, and the median income for a family was $32,096. Males had a median income of $26,782 versus $18,258 for females. The per capita income for the county was $15,166. About 12.80% of families and 15.80% of the population were below the poverty line, including 18.70% of those under age 18 and 8.50% of those age 65 or over.
2010 census
As of the 2010 United States Census, there were 4,223 people, 1,911 households, and 1,229 families in the county. The population density was. There were 2,446 housing units at an average density of. The racial makeup of the county was 94.9% white, 1.5% American Indian, 0.7% Asian, 0.3% black or African American, 0.2% from other races, and 2.4% from two or more races. Those of Hispanic or Latino origin made up 1.9% of the population. In terms of ancestry, 30.9% were German, 16.9% were Irish, 15.4% were English, and 3.0% were American. Of the 1,911 households, 21.9% had children under the age of 18 living with them, 52.4% were married couples living together, 7.3% had a female householder with no husband present, 35.7% were non-families, and 29.7% of all households were made up of individuals. The average household size was 2.20 and the average family size was 2.69. The median age was 49.8 years. The median income for a household in the county was $37,256 and the median income for a family was $44,271. Males had a median income of $35,536 versus $20,370 for females. The per capita income for the county was $19,209. About 12.7% of families and 19.0% of the population were below the poverty line, including 36.0% of those under age 18 and 4.3% of those age 65 or over.
