Adjacent counties

• Iron County, Michigan - north
• Dickinson County, Michigan - east
• Marinette County, Wisconsin - southeast
• Forest County, Wisconsin - southwest

Major highways

• U.S. Highway 2
• U.S. Highway 141
• Highway 70
• Highway 101
• Highway 139

Buses

• List of intercity bus stops in Wisconsin

National protected area

• Nicolet National Forest (part)

2020 census

As of the census of 2020,^[1] the population was 4,558. The population density was 9.3 people per square mile (3.6 people/km²). There were 4,601 housing units at an average density of 9.4 units per square mile (3.6 units/km²). The racial makeup of the county was 94.6% White, 0.7% Native American, 0.2% Black or African American, 0.2% Asian, 0.2% Pacific Islander, 0.3% from other races, and 3.9% from two or more races. Ethnically, the population was 1.4% Hispanic or Latino of any race.

2000 census

At the 2000 census there were 5,088 people, 2,133 households, and 1,441 families in the county. The population density was 10 people per square mile (3.9 people/km²). There were 4,239 housing units at an average density of 9 units per square mile (3.5 units/km²). The racial makeup of the county was 98.17% White, 0.16% Black or African American, 0.43% Native American, 0.28% Asian, 0.02% Pacific Islander, 0.14% from other races, and 0.81% from two or more races. 0.45% of the population were Hispanic or Latino of any race. 25.6% were of German, 11.6% Swedish, 8.4% Polish, 8.2% Italian, 6.6% French, 5.9% English, 5.4% French Canadian and 5.2% Irish ancestry.^[12] Of the 2,133 households 27.50% had children under the age of 18 living with them, 58.60% were married couples living together, 6.00% had a female householder with no husband present, and 32.40% were non-families. 27.90% of households were one person and 12.50% were one person aged 65 or older. The average household size was 2.35 and the average family size was 2.87.

The age distribution was 22.90% under the age of 18, 5.30% from 18 to 24, 27.10% from 25 to 44, 27.30% from 45 to 64, and 17.50% 65 or older. The median age was 42 years. For every 100 females, there were 104.30 males. For every 100 females age 18 and over, there were 101.50 males.

In 2017, there were 31 births, giving a general fertility rate of 57.9 births per 1000 women aged 15–44, the 21st lowest rate out of all 72 Wisconsin counties. 10 of the births were to unmarried mothers, 21 were to married mothers.^[13] Additionally, there were fewer than five reported induced abortions performed on women of Florence County residence in 2017.^[14]

Towns

Unincorporated communities