Southside Township is in Wright County, Minnesota, United States.

The city of South Haven is located within Southside Township geographically but is a separate entity.

As of the census[1] of 2000, there were 1,576 people, 592 households, and 448 families residing in the township.

There were 1,155 housing units at an average density of 47.5 per square mile (18.3/km2).

19.1% of all households were made up of individuals, and 6.8% had someone living alone who was 65 years of age or older.