U.S. Highway 2 runs roughly diagonally throughout Floodwood Township, in a northwest–southeast direction.

Saint Louis County Road 8 (CR 8) runs east–west through the northern portion of the township.

The unincorporated community of Gowan is located within Floodwood Township.

There were 145 housing units at an average density of 4.2 per square mile (1.6/km2).

22.2% of all households were made up of individuals, and 6.8% had someone living alone who was 65 years of age or older.