Erienna Township, Grundy County, Illinois

[2] (This list is based on USGS data and may include former settlements.)

As of the 2020 census[1] there were 2,408 people, 896 households, and 684 families residing in the township.

There were 974 housing units at an average density of 45.20 per square mile (17.45/km2).

The racial makeup of the township was 89.95% White, 0.58% African American, 0.66% Native American, 1.54% Asian, 0.04% Pacific Islander, 1.45% from other races, and 5.77% from two or more races.

20.40% of all households were made up of individuals, and 15.20% had someone living alone who was 65 years of age or older.

Map of Illinois highlighting Grundy County