Willow Lake, Illinois

Willow Lake is a census-designated place surrounding a lake of the same name in Stephenson County, Illinois, United States. It is in the center of the county, on the north side of U.S. Route 20 and north of the center of Freeport, the county seat.
Willow Lake was first listed as a CDP prior to the 2020 census.

Demographics

Willow Lake first appeared as a census designated place in the 2020 U.S. census.

Education

It is in the Freeport School District 145. The district operates Freeport High School.