The 320-acre Rock Run Preserve was acquired between 1990 and 2009. The preserve is part of the Rock Run preservation system, which conserves more than 1,450 acres.
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.
The 1,541-acre Hickory Creek Preserve was acquired between 1942 and 2010. The preserve is part of the Hickory Creek preservation system, which conserves more than 2,000 acres.
The 101-acre Isle a la Cache was acquired between 1982 and 2014. The preserve is part of the Des Plaines River preservation system, which conserves more than 2,400 acres.
The 317-acre Sugar Creek Preserve was acquired between 1972 and 2011. The preserve is part of the Sugar Creek preservation system, which conserves more than 320 acres.
The 441-acre Messenger Woods Nature Preserve was acquired between 1930 and 2006. The preserve is part of the Spring Creek preservation system, which conserves more than 1,900 acres.
The 372-acre Lower Rock Run Preserve was acquired between 1989 and 2003. The preserve is part of the Rock Run preservation system, which conserves more than 1,450 acres.
The 891-acre Goodenow Grove Nature Preserve was acquired between 1938 and 2007. The preserve is part of the Plum Creek preservation system, which conserves more than 2,300 acres
The 224-acre Rock Run Rookery Preserve was acquired between 2002 and 2011. The preserve is part of the Rock Run preservation system, which conserves more than 1,450 acres.
The 620-acre Messenger Marsh was acquired between 1989 and 2000. The preserve is part of the Spring Creek preservation system, which conserves more than 1,900 acres.
The 1,541-acre Hickory Creek Preserve was acquired between 1942 and 2010. The preserve is part of the Hickory Creek preservation system, which conserves more than 2,000 acres.
The 213-acre Raccoon Grove Nature Preserve was acquired between 1937 and 1992. The preserve is part of the Rock Creek preservation system, which conserves more than 460 acres.
The 320-acre Lockport Prairie Nature Preserve was acquired in 2011 and 2015. The preserve is part of the Des Plaines River preservation system, which conserves more than 2,400 acres.
The 248-acre Monee Reservoir was acquired between 1982 and 2006. The preserve is part of the Rock Creek preservation system, which conserves more than 460 acres.
The 320-acre Rock Run Preserve was acquired between 1990 and 2009. The preserve is part of the Rock Run preservation system, which conserves more than 1,450 acres.
The 120-acre Lake Chaminwood Preserve was acquired between 2000 and 2011. The preserve is part of the DuPage River preservation system, which conserves more than 1,500 acres.
The 288-acre Theodore Marsh was acquired between 1994 and 2009. The preserve is part of the Rock Run preservation system, which conserves more than 1,450 acre
The 37-acre Vermont Cemetery Preserve was acquired between 1998 and 2012. The preserve is part of the DuPage River preservation system, which conserves more than 1,500 acres.
The 77-acre Veterans Woods was acquired in 1966. The preserve is part of the Des Plaines River preservation system, which conserves more than 2,400 acres.
The 77-acre Veterans Woods was acquired in 1966. The preserve is part of the Des Plaines River preservation system, which conserves more than 2,400 acres.
The 17-acre Wolf Creek Preserve was acquired between 2004 and 2015. The preserve comprises the Wolf Creek preservation system.
The 75-acre Lambs Woods was acquired in 1971. The preserve is part of the Des Plaines River preservation system, which conserves more than 2,400 acres.
The 430-acre Laughton Preserve was acquired between 1931 and 2006. The preserve is part of the Forked Creek preservation system, which conserves more than 2,400 acres.
The 372-acre Lower Rock Run Preserve was acquired between 1989 and 2003. The preserve is part of the Rock Run preservation system, which conserves more than 1,450 acres.
The 525-acre McKinley Woods was acquired between 1931 and 2004. The preserve is part of the Des Plaines River preservation system, which conserves more than 2,400 acres.
The 445-acre Hammel Woods was acquired between 1930 and 2011. The preserve is part of the DuPage River preservation system, which conserves more than 1,500 acres.
The 1,541-acre Hickory Creek Preserve was acquired between 1942 and 2010. The preserve is part of the Hickory Creek preservation system, which conserves more than 2,000 acres.
The 43-acre Hunters Woods was acquired between 1973 and 1975. The preserve is part of the Hickory Creek preservation system, which conserves more than 2,000 acres.
The 315-acre Braidwood Dunes and Savanna Nature Preserve was acquired between 1980 and 1997. The preserve is part of the Kankakee Sands preservation system, which conserves more than 1,200 acres.
The 21-acre Runyon Preserve was acquired between 1934 and 2004. The preserve is part of the Fiddyment Creek preservation system, which conserves nearly 300 acres.
The 242-acre Sauk Trail Reservoir was acquired between 1976 and 1978. The preserve is part of the Hickory Creek preservation system, which conserves more than 2,000 acres.
The 14-acre Teale Woods Preserve was acquired in 1994. The preserve is part of the Des Plaines River preservation system, which conserves more than 2,400 acres.
The 726-acre Hadley Valley was acquired between 2000 and 2014. The preserve is part of the Spring Creek preservation system, which conserves more than 1,900 acres.
The 726-acre Hadley Valley was acquired between 2000 and 2014. The preserve is part of the Spring Creek preservation system, which conserves more than 1,900 acre