The name Star Township alludes to L'Étoile du Nord, the state motto of Minnesota.

[3] According to the United States Census Bureau, the township has a total area of 36.3 square miles (93.9 km2), all land.

As of the census[1] of 2000, there were 147 people, 54 households, and 40 families residing in the township.

20.4% of all households were made up of individuals, and 13.0% had someone living alone who was 65 years of age or older.

There were 25.6% of families and 32.3% of the population living below the poverty line, including 51.6% of under eighteens and 27.0% of those over 64.