Will County

Beecher, Penfield Street Bridge (HIER WI-2019-2)
Bolingbrook, Dyer-Rathbun Farm House (HIBS WI-1992-2)
Bolingbrook, Ron George Round Barn (HIBS WI-1998-4)
Channahon, Bridge No. 099-0207 (HIER WI-1991-1)
Channahon, Illinois & Michigan Canal, DuPage River Dam, between Lock Nos. 6 & 7 on DuPage River (HAER IL-43)
Channahon, Illinois & Michigan Canal, Lift Lock No. 6, Channahon Locktender's House (HAER IL-102)
Channahon, Illinois & Michigan Canal, Lift Lock No. 6, east side of DuPage River (HAER IL-101)
Channahon, Illinois & Michigan Canal, Lift Lock No. 7 & Control Gate, east side of DuPage River (HAER IL-42)
Channahon, Illinois & Michigan Canal, Locks & Lockhouse (HABS IL-157)
Channahon vicinity, Illinois Waterway, Dresden Island Lock & Dam, 7521 North Lock Road (HAER IL-164-F)
Crest Hill, Stateville Correctional Center (Cover Document) (HIBS WI-1997-1)
Crest Hill, Stateville Correctional Center, Old Hospital (HIBS WI-1997-1-A)
Crest Hill, Stateville Correctional Center, Power House (HIBS WI-1997-1-B)
Elwood, Cantigny Woods Footbridge (Bridge JTR4B) spanning Jackson Creek, Joliet Training Area (HAER IL-1210)
Frankfort, Baumgartner Creamery, U.S. Route 45 (HABS IL-1160)
Joliet, Des Plaines River Bridge, Jefferson Street (HAER IL-58)
Joliet, Elgin, Joliet & Eastern Railroad, Joliet Passenger Depot, 101 East Clinton Street (HAER IL-87)
Joliet, Garnsey Avenue Bridge (HIER WI-2018-1)
Joliet, George and Delilah Casseday House, 411 East Jackson Street (HABS IL-1254)
Joliet, Illinois & Michigan Canal, Des Plaines River Guard-Locks, below Lift Lock No. 5 (HAER IL-115)
Joliet, Joliet Army Ammunition Plant (HAER IL-18)
Joliet, Joliet Iron & Steel Company, Joliet Works, west of Collins Street, north of State Street (HAER IL-57)
Joliet, Joliet Strowbridge Company Building (HIBS WI-1995-1)
Joliet, Rialto Square Theater, 102 North Chicago Street (letter of agreement, EXPIRED)
Joliet, Rock Island Railroad, Des Plaines River Bridge, spanning Des Plaines River south of Jefferson Street (HAER IL-60)
Joliet, Santa Fe Railroad, Illinois & Michigan Canal Bridge, crossing I&M Canal at Des Plaines River (HAER IL-59)
Joliet, Santa Fe Railroad, Joliet Freight Depot, Cass & Scott Streets (HAER IL-61)
Joliet, Second Avenue Bridge (HIER WI-1999-1)
Joliet, Town of Joliet (HABS IL-320)
Joliet, Union Station, 50 East Jefferson Street (HAER IL-63)
Joliet, Will County Courthouse, 14 West Jefferson Avenue (HIBS WI-2024-1)
Joliet, Will County Tuberculosis Sanitarium, 501 Ella Avenue (HABS IL-1265)
Joliet vicinity, Illinois Waterway, Brandon Road Lock & Dam, 1100 Brandon Road (HAER IL-164-G)
Joliet vicinity, Patterson Road Bridge (HIER WI-1998-1)
Joliet vicinity, Zurich Road Bridge, spanning Southern Pacific, Chicago & St. Louis Railroad tracks (HAER IL-130)
Lockport, Chicago Sanitary & Ship Canal Channel Extension (IWW RM 291.1 to 291.3) of the Lockport Hydro-Electric Facility Forebay (HIER WI-2012-1)
Lockport, Fiddyment House, 175 North State Street (HABS IL-1199)
Lockport, Fitzpatrick House (HABS IL-1153)
Lockport, Fitzpatrick House, Horse Barn (HABS IL-1153-A)
Lockport, Illinois & Michigan Canal Office Building, 803 South State Street (letter of agreement, EXPIRED)
Lockport, Illinois Waterway, Lockport Lock, Dam & Power House, 2502 Channel Drive (HAER IL-164-H)
Lockport, Lockport DuPage Farmer's Elevator Company Corn Cob Incinerator, south of Romeoville Road (HAER IL-91)
Lockport, Lockport DuPage Farmer's Elevator Company Grain Elevator, south of Romeoville Road (HAER IL-90)
Lockport, Lockport Historic District (HAER IL-16)
Lockport, Lockport Historic District, Central High School (HAER IL-16-H)
Lockport, Lockport Historic District, Chicago Sanitary & Ship Canal, Butterfly Dam (HAER IL-16-C)
Lockport, Lockport Historic District, Chicago Sanitary & Ship Canal, Swing Bridge, Sixteenth Street (HAER IL-16-D)
Lockport, Lockport Historic District, Funeral Parlor (HAER IL-16-F)
Lockport, Lockport Historic District, Hyland Building (HAER IL-16-I)
Lockport, Lockport Historic District, Illinois & Michigan Canal (HAER IL-16-A)
Lockport, Lockport Historic District, Norton & Company Warehouse (HAER IL-16-G)
Lockport, Lockport Historic District, Stone Arch Bridge, spanning Des Plaines River at Ninth Street (HAER IL-16-B)
Lockport, Lockport Historic District, Train Station (HAER IL-16-E)
Lockport, Lockport Park District Stone House, Route 53 (HABS IL-1200)
Lockport, Ninth Street Bridge over Deep Run Creek (HIER WI-1998-2)
Lockport, Sixteenth Street Bridge over Deep Run Creek and the Burlington Northern and Santa Fe Railroad grade (HIER WI-1998-3)
Lockport vicinity, Archaeological site 11-Wi-684 (covenant)
Lockport vicinity, Chicago Sanitary & Ship Canal, Butterfly Dam, Illinois Waterway River Mile 293.1 (HAER IL-197-B)
Lockport vicinity, Chicago Sanitary & Ship Canal, Lockport Controlling Works, Illinois Waterway River Mile 293.2 (HAER IL-197-A)
Lockport vicinity, Chicago Sanitary & Ship Canal, Lockport Lock, 2502 Channel Drive (HAER IL-197-D)
Lockport vicinity, Chicago Sanitary & Ship Canal, Lockport Power House and Dam, 2502 Channel Drive (HAER IL-197-C)
Manhattan, Round Barn Farm, Route 52 (covenant)
Naperville, Clow-Patterson Farmstead (Wagner Farms Nursery) (HIBS WI-2019-1)
Peotone, H.A. Rathje Mill, 427 West Corning Avenue (covenant, EXPIRED)
Plainfield, Dennison Green House, Main Street (HABS IL-147)
Plainfield vicinity, Renwick Road Bridge (HAER IL-123)
Rockdale, Illinois Traction System, Rockdale Passenger Station, Midland & Mound Streets (HAER IL-78)
Rockdale vicinity, Chicago, Rock Island & Pacific Railroad, Illinois & Michigan Canal Bridge, west of Manville Corporation Factory (HAER IL-103)
Romeoville, Romeo Road, Sanitary & Ship Canal Bridge, spanning Sanitary & Ship Canal (HAER IL-41)