Greenville Township, Bureau County, Illinois

As of the 2020 census, its population was 353 and it contained 153 housing units.

There were 153 housing units at an average density of 4.19 per square mile (1.62/km2).

The racial makeup of the township was 96.88% White, 0.00% African American, 0.00% Native American, 0.00% Asian, 0.00% Pacific Islander, 0.28% from other races, and 2.83% from two or more races.

There were 167 households, out of which 53.30% had children under the age of 18 living with them, 38.92% were married couples living together, 47.31% had a female householder with no spouse present, and 11.98% were non-families.

11.40% of all households were made up of individuals, and 4.80% had someone living alone who was 65 years of age or older.

Map of Illinois highlighting Bureau County