Essex is a village in Kankakee County, Illinois, United States. The population was 841 at the 2020 census, up from 802 at the 2010 census. It is included in the Kankakee-Bradley, Illinois Metropolitan Statistical Area.

History

Ira M. Lish (1855–1937), Illinois politician and lawyer, was born in Essex.

Unlike earlier underground coal mines exploited by coal miners living in the now lost, nearby settlements of Tracy, Oklahoma and Clarke City, open-pit mines were established near Essex.

Geography

Essex is located in western Kankakee County northwest of Kankakee, the county seat, and south of Braidwood.

According to the 2021 census gazetteer files, Essex has a total area of , of which (or 98.94%) is land and (or 1.06%) is water.

Demographics

As of the 2020 census