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.
Prior to the District's acquisition of the land, the portion of the preserve that is now a lake was created and used as a quarry.
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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 includes a variety of waterfowl, such as ducks.
The preserve is also home to a variety of plant species, including red mulberry and wild leek.
The site is managed with community restoration to protect and enhance its natural resources. Learn more about the District’s land management activities.
Amenities and Activities
Whalon Lake provides access to a 3.71-mile, paved segment of the DuPage River Trail, ideal for the following activities:
- In-Line Skating
- Cross-Country Skiing
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.
Catch-and-release fishing is encouraged, but daily limits are:
Learn more about fishing in the forest preserves.
The preserve features a canoe/kayak launch on the lake. No launch pass is required. All persons in a canoe or kayak must wear a personal flotation device at all times. Learn more about canoeing/kayaking in the forest preserves.
The preserve provides trailer parking and a boat launch on the lake for small fishing boats, and there is no launch fee or District permit required. State and District regulations apply. Learn more about boating in the forest preserves.
Permits are available for geocaching at this preserve. Learn more about geocaching permits.