Spider Lake is a town in Sawyer County, Wisconsin, United States.

As of the census[2] of 2000, there were 391 people, 186 households, and 137 families residing in the town.

There were 776 housing units at an average density of 7.8 per square mile (3.0/km2).

There were 186 households, out of which 13.4% had children under the age of 18 living with them, 66.7% were married couples living together, 4.3% had a female householder with no husband present, and 26.3% were non-families.

22.0% of all households were made up of individuals, and 10.2% had someone living alone who was 65 years of age or older.