Major highways

Adjacent counties

Protected areas

• Collins State Game Production Area
• Dakota State Game Production Area
• East Pearl State Game Production Area
• Hawkins State Game Production Area
• Lake Jones State Game Production Area
• Lake Louise State Game Production Area
• Lake Louise State Recreation Area
• Lechtenberg State Game Production Area
• Reinhardt State Game Production Area
• Rosehill State Game Production Area
• Spring Lake State Game Production Area
• West Pearl State Game Production Area^[5]

Lakes

2020 census

As of the 2020 census, there were 3,145 people, 1,348 households, and 891 families residing in the county.^[13] The population density was 2.2 inhabitants per square mile (0.85/km²). There were 1,705 housing units.

2010 census

As of the 2010 census, there were 3,431 people, 1,494 households, and 972 families residing in the county. The population density was 2.4 inhabitants per square mile (0.93/km²). There were 1,815 housing units at an average density of 1.3 units per square mile (0.50 units/km²). The racial makeup of the county was 98.4% white, 0.3% Asian, 0.2% American Indian, 0.1% black or African American, 0.2% from other races, and 0.8% from two or more races. Those of Hispanic or Latino origin made up 0.6% of the population. In terms of ancestry, 57.3% were German, 15.3% were Irish, 9.0% were Norwegian, 8.1% were English, 6.1% were Dutch, and 3.4% were American.

Of the 1,494 households, 23.8% had children under the age of 18 living with them, 56.6% were married couples living together, 5.3% had a female householder with no husband present, 34.9% were non-families, and 32.2% of all households were made up of individuals. The average household size was 2.26 and the average family size was 2.84. The median age was 48.2 years.

The median income for a household in the county was $45,895 and the median income for a family was $52,407. Males had a median income of $40,725 versus $24,844 for females. The per capita income for the county was $23,238. About 11.4% of families and 13.1% of the population were below the poverty line, including 18.9% of those under age 18 and 16.5% of those age 65 or over.

Cities

Towns

• Ree Heights
• St. Lawrence

Census-designated place

• Millerdale Colony

Unincorporated communities

Source:^[5]

• Polo
• Vayland

Townships

Unorganized territory

The county contains one area of unorganized territory: Northwest Hand.