The Town[1] of Potosi is located in Grant County, Wisconsin, United States.
The Village of Potosi and the unincorporated communities of British Hollow, Buena Vista, Rockville, and Van Buren are located in the town.
At the 2000 United States census there were 831 people, 299 households, and 232 families living in the town.
There were 337 housing units at an average density of 7.3 per square mile (2.8/km2).
[2] Of the 299 households 36.1% had children under the age of 18 living with them, 67.9% were married couples living together, 5.0% had a female householder with no husband present, and 22.4% were non-families.