The 249-acre Whalon Lake was acquired between 1992 and 2007.
The preserve is part of the DuPage River preservation system, which conserves more than 1,500 acres of land.
Prior to the District's acquisition of the land, its 80-acre lake was created and used for quarrying.
Whalon Lake protects a diversity of habitats, including prairie, wetland, an 80-acre lake, and a portion of the DuPage River.
Wildlife found at the preserve include a variety of waterfowl, such as ducks.
The preserve is also home to a variety of plant species, including red mulberry and wild leek.
AMENITIES AND ACTIVITIES
Whalon Lake provides access to a 3.71-mile, paved segment of the DuPage River Trail, ideal for the following activities:
The preserve features a fenced 11.9-acre off-leash dog park, including a 1.9-acre pen exclusively for dogs under 35 pounds. A permit is required for dog park use. Learn more about the District’s dog parks, permits, and fees.
The preserve offers two picnic shelters for rental: Konicek Grove Shelter (permit capacity of 50 people) and Lakeside Shelter (permit capacity of 25 people). Learn more about picnic permits and fees.
The preserve offers access to shoreline fishing on its 80-acre lake. The lake is stocked with bluegill, black crappie, largemouth bass, channel catfish and walleye.
6 a.m.-Sunset (April-October)
8 a.m.-Sunset (November-March)