Highland Lake (Illinois)

Highland Lake is an unincorporated community located in Lake County, Illinois, United States. Situated within Avon Township, it is a residential area centered around the lake of the same name. The community lacks a formal government or municipality structure; instead, it relies on Lake County for services such as law enforcement, road maintenance, and fire protection.

Highland Lake itself is a small, private lake. Access to the lake is generally restricted to residents of the surrounding properties. Fishing and boating are common recreational activities enjoyed by those with lake access.

The area is primarily residential, consisting of single-family homes. It is located within the general vicinity of larger communities like Grayslake and Round Lake, providing residents with access to a wider range of commercial and retail services.