Adjacent counties

• Vernon County - north
• Richland County - east
• Grant County - south
• Clayton County, Iowa - southwest
• Allamakee County, Iowa - west

2020 census

As of the census of 2020,^[1] the population was 16,113. The population density was 28.2 people per square mile (10.9 people/km²). There were 8,658 housing units at an average density of 15.2 units per square mile (5.9 units/km²). The racial makeup of the county was 93.8% White, 1.7% Black or African American, 0.4% Asian, 0.3% Native American, 0.4% from other races, and 3.4% from two or more races. Ethnically, the population was 1.6% Hispanic or Latino of any race.

2020 American Community Survey Estimates

According to the most recent American Community Survey estimates available in 2020,^[11] the five largest ancestries, whether partially claimed or claimed in full, were: 36.37% were of German; 19.15% Irish; 13.87% Norwegian; 7.57% English; and 4.77% Czech or Czechoslovakian.

There were 6,676 households, out of which 20.78% had children under the age of 18 living with them, 49.30% were married couples living together, 23.20% had a female householder with no husband present, and 42.99% were non-families. 17.20% of all households were made up of individuals, and 6.10% had someone living alone who was 65 years of age or older. The average household size was 2.30 and the average family size was 2.93. Of all households in the county, 74.4% of households were owner-occupied, and 25.6% were renter-occupied households.

In the county, the population was spread out, with 21.90% under the age of 20, 15.86% from 20 to 34, 10.54% from 35 to 44, 28.38% from 45 to 64, and 23.38% who were 65 years of age or older. The median age was 47 years. For every 100 females there were 108 males. For every 100 females age 18 and over, there were 107.9 males. In total, 52% of the population was male, and 48% of the population was female.

2010 Census

As of the census^[12] of 2010, there were 16,644 people, 6,677 households, and 4,613 families residing in the county. The population density was 12 people per square mile (4.6 people/km²). There were 8,480 housing units at an average density of 6 units per square mile (2.3 units/km²). The racial makeup of the county was 96.61% White, 1.78% Black or African American, 0.23% Native American, 0.38% Asian, 0.01% Pacific Islander, 0.17% from other races, and 0.68% from two or more races. 0.9% of the population were Hispanic or Latino of any race. 33.6% were of German, 16.0% Norwegian, 11.4% Irish, 7.2% Czech, 7.2% English and 6.4% United States or American ancestry.

There were 6,677 households, out of which 31.60% had children under the age of 18 living with them, 56.70% were married couples living together, 8.40% had a female householder with no husband present, and 30.90% were non-families. 26.70% of all households were made up of individuals, and 13.00% had someone living alone who was 65 years of age or older. The average household size was 2.48 and the average family size was 3.00.

In the county, the population was spread out, with 24.25% under the age of 20, 8.10% from 18 to 24, 26.20% from 20 to 44, 31.16% from 45 to 64, and 18.40% who were 65 years of age or older. The median age was 39 years. For every 100 females there were 102.20 males. For every 100 females age 18 and over, there were 99.30 males.

Major highways

Railroads

• BNSF
• Wisconsin and Southern Railroad

Buses

• Scenic Mississippi Regional Transit

Airport

Prairie du Chien Municipal Airport (KPDC) serves Crawford County and the surrounding communities.

Cities

• Prairie du Chien (county seat)

Villages

Towns

Unincorporated communities

See also

• National Register of Historic Places listings in Crawford County, Wisconsin
• Upper Mississippi River National Wildlife and Fish Refuge