| Official Name: | Prairie du Chien, Wisconsin |
| Settlement Type: | Town |
| Subdivision Type: | Country |
| Subdivision Name: |  United States |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Crawford |
| Unit Pref: | Imperial |
| Area Total Km2: | 94.1 |
| Area Land Km2: | 86.9 |
| Area Water Km2: | 7.2 |
| Area Total Sq Mi: | 36.3 |
| Area Land Sq Mi: | 33.6 |
| Area Water Sq Mi: | 2.8 |
| Population As Of: | 2020 |
| Population Total: | 957 |
| Population Density Sq Mi: | 28.5 |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Footnotes: | [1] |
| Elevation M: | 266 |
| Elevation Ft: | 873 |
| Coordinates: | 43.0728°N -91.1078°W |
| Area Code: | 608 |
| Blank Name: | FIPS code |
| Blank Info: | 55-65075[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1583972 |
Prairie du Chien is a town in Crawford County, Wisconsin, United States. The population was 957 at the 2020 census. The City of Prairie du Chien is located partially within the town. The unincorporated community of White Corners is also located in the town.
According to the United States Census Bureau, the town has a total area of 36.3mi2, of which is land and is water. The total area is 7.62% water.
At the 2020 census, there were 957 people, 382 households and 245 families residing in the town. The population density was 28.5/mi2. There were 781 housing units at an average density of 23.2/mi2. The racial make-up of the town was 97.01% White, 0.1% Black or African American, 0.0% Native American, 0.52% Asian, 0.00% Pacific Islander, 0.21% from other races and 4.18% from two or more races. 1.57% of the population were Hispanic or Latino of any race.
There were 382 households, of which 18.06% had children under the age of 18 living with them, 49.7% were married couples living together, 17% had a female householder with no spouse present, and 24.6% had a male householder with no spouse present. 35.9% of all households were made up of individuals and 22.8% had someone living alone who was 65 years of age or older. The average household size was 2.21 and the average family size was 2.88.
19.9% of the population were under the age of 18, 5.7% from 18 to 24, 13% from 25 to 44, 35.5% from 45 to 64, and 25.8% were 65 years of age or older. The median age was 51 years. For every 100 females, there were 94.1 males.
The median household income was $56,250 and the median family income was $81,771. The per capita income was $33,629. 13.7% of the population and 6.2% of families were below the poverty line. 24.1% of those under the age of 18 and 11.3% of those 65 and older were living below the poverty line.