Emerald is a town in St. Croix County, Wisconsin, United States.

The census-designated place of Emerald is located partially in the town.

There were 244 housing units at an average density of 7.0 per square mile (2.7/km2).

11.4% of all households were made up of individuals, and 2.1% had someone living alone who was 65 years of age or older.

Media related to Emerald, Wisconsin at Wikimedia Commons