Eagle Lake is an unincorporated community and census-designated place (CDP) in Will County, Illinois, United States. It is near the southeast corner of the county, in the northeast corner of Washington Township. It is northeast of Beecher and west of the Indiana state line.
As of the 2020 census, Eagle Lake had a population of 76.
Eagle Lake was first listed as a CDP prior to the 2020 census.
Eagle Lake first appeared as a census designated place in the 2020 U.S. census.