East Brooklyn is a village in Grundy County, Illinois, United States.

[3] According to the 2021 census gazetteer files, East Brooklyn has a total area of 0.05 square miles (0.13 km2), all land.

There were 42 housing units at an average density of 807.69 per square mile (311.85/km2).

40.63% of all households were made up of individuals, and 28.13% had someone living alone who was 65 years of age or older.

The per capita income for the village was $41,647.None of the population was below the poverty line.