Black Partridge Woods Nature Preserve
Bluff Spring Fen Nature Preserve
Captain Daniel Wright Woods Forest Preserve
Des Plaines Conservation Area
DuPage River Confluence Preserve
Glacial Park Conservation Area
Leroy Oaks Forest Preserve
Messenger Woods Forest Preserve
O'Hara Woods Nature Preserve
Openlands Lakeshore Preserve / Fort Sheridan Forest Preserve
Theodore Stone Forest Preserve
Shoe Factory Road Prairie
Spears Woods Forest Preserve
Wolf Road Prairie Nature Preserve