| Official Name: | Big Foot Prairie, Wisconsin |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Wisconsin#USA |
| Pushpin Label: | Big Foot Prairie |
| Pushpin Label Position: | top |
| Subdivision Type: | Country |
| Subdivision Name: |  United States |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Walworth |
| Subdivision Type3: | Town |
| Subdivision Name3: | Walworth |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Sq Mi: | 0.032 |
| Area Land Sq Mi: | 0.032 |
| Area Water Sq Mi: | 0.0 |
| Population As Of: | 2020 |
| Population Total: | 22 |
| Population Density Sq Mi: | 687.5 |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 955 |
| Coordinates: | 42.4953°N -88.5992°W |
| Postal Code Type: | ZIP Code |
| Postal Code: | 53184 (Walworth) |
| Area Codes: | 262 |
| Blank Name: | FIPS code |
| Blank Info: | 55-07315 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2807534 |
Big Foot Prairie is an unincorporated community and census-designated place in Walworth County, Wisconsin, United States. It was named a CDP for the 2020 census, at which time it had a population of 22.[2] It is located in the Town of Walworth along U.S. Highway 14, south of the Village of Walworth.[3] The community of Big Foot Prairie extends south into McHenry County, Illinois, where there is a CDP of the same name in Chemung Township.
The community is named for Big Foot, a Potawatomi leader who resided on nearby Kishwauketoe (today known as Geneva Lake) until his band was forcibly removed by the United States in 1836. It once had a post office, which opened on May 15, 1848.[4]