In Cook County, Illinois State Route 171 runs along the Illinois and Michigan Canal and then turns north along 1st Ave. This is a heavlily used north-south aritery in the near western burbs of Chicago. IL St Rt 171 passes through the following towns. Lemont
Willow Springs
Justice
Bridge View
Bedford Park
Justice
Summit
Mc Cook
Lyons
Riverside
Brookfield
North Riverside
Maywood Melorse Park
River Grove
Chicago
Norridge IL St Rt 171 is multi-plexed in Cook County. Illinois State Route 83, in unincorporated Lemont.
IL St Rt 171 intersects the following highways in Cook County. Illinois State Route 83, in unincorporated Lemont.
NB IL St Rt 171 at the Cook/Will County Line. SB IL St Rt 171 near the Will/Cook County Line at Homer Glen. A junction marker on SB IL St Rt 83/171. NB IL St Rt 83/171 at Old Archer Ave. NB IL St Rt 83/171 at the Cal-Sag Canal. NB IL St Rt 83/171 near the Cal-Sag Canal. NB IL St Rt 83/171 crossing the Cal-Sag Canal. NB IL St Rt 83/171 at Grant Road. NB IL St Rt 171 near Willow Springs. NB IL st Rt 171 in Willow Springs. SB IL St Rt 171 south of I-294; U.S. Rt. 12/20/45. SB IL St Rt 171 at I-294; U.S. Rt. 12/20/45. SB IL St Rt 171 at I-294; U.S. Rt. 12/20/45. A BGS on EB U.S. Rt. 12/20; SB U.S. Rt. 45. A BGS on NB U.S. Rt. 45. A BGS on EB U.S. Rt. 12/20; SB U.S. Rt. 45. A BGS on EB U.S. Rt. 12/20; SB U.S. Rt. 45. A BGS on EB U.S. Rt. 12/20; SB U.S. Rt. 45. A BGS on EB U.S. Rt. 12/20; SB U.S. Rt. 45. A BGS on EB U.S. Rt. 12/20; SB U.S. Rt. 45. A BGS on SB IL St Rt 171. A guide marker on WB 79th Street. NB IL St Rt 171 at 79th Street. NB IL St Rt 171 at Oak Grove Ave./88th Ave. NB IL St Rt 171 north of Oak Grove Ave./88th Ave. NB IL St Rt 171 in Justice. A guide marker on NB IL St Rt 171. A guide marker on NB IL St Rt 171. A guide marker on NB IL St Rt 171. NB IL St Rt 171 north of Archer. A guide marker on SB IL St Rt 171. SB IL St Rt 171 north of Archer. A BGS on SB IL St Rt 171. BGS on NB I-55. A BGS on SB I-55. A BGS on SB I-55. A BGS on NB I-55. A BGS on NB I-55. NB IL St Rt 171 at I-55. NB IL St Rt 171 at I-55. NB IL St Rt 171 in Mc Cook. NB IL St Rt 171 near 47th in Mc Cook. NB IL St Rt 171 at the end of the 1st Ave. expressway. Signs on the entrance ramp to SB IL St Rt 171 in Mc Cook at 47th Street. NB IL St Rt 171 at 47th Street. The junction marker on EB U.S. Rt. 34. NB IL St Rt 171 near Brookfield Zoo. A guide marker on EB 22nd Street. NB IL St Rt 171 north of 22nd Street. Junction sign on Roosevelt Road in Maywood. NB IL St Rt 171 south of I-290. A BGS on EB I-290/IL St Rt 110. A BGS on EB I-290/IL St Rt 110. A BGS on EB I-290/IL St Rt 110. A BGS on EB I-290/IL St Rt 110. SB IL St Rt 171 near Silver Creek in Melrose Park. SB IL St Rt 171 in River Grove. SB IL St Rt 171 at I-90. BGS on WB I-90. A BGS on WB I-90. A BGS on WB I-90. A BGS on WB I-190. A BGS on EB I-190. A BGS on EB I-90. A BGS on EB I-190. NB IL St Rt 171 at its northern end. SB IL St Rt 171 at it's begin point. The begin marker on SB IL St Rt 171. A junction sign on WB IL St Rt 72. A street marker on the stop light mast on WB IL St Rt 72. The begin and end marker at IL St Rt 72.
