Roads of the Mid-South & West > Highways of the State of Illinois > Double Number U.S. Federal Highways of Illinois > U.S. Federal Route 12, Illinois > U.S. Federal Route 12; Cook County, Illinois

U.S. Federal Route 12
Cook County

U.S. Federal Route 12 is a east-west highway running across Cook County. In Western Cook County, this highway runs north-south.

U.S. Rt. 12 passes through the following towns in Cook County.
Palatine
Arlington Heights

Prospect Heights

Mount Prospect

Des Plaines

Schiller Park

Franklin Park

Melrose Park

Stone Park

Northlake

Bellwood
Hillside

Westchester

La Grange Park
La Grange
Countryside
Justice
Willow Springs

Hickory Hills
Bridgeview
Palos Hills

Oak Lawn

Chicago Ridge

Evergreen Park
Chicago

U.S Rt. 12 is multi-plexed in Cook County.
Illinois State Route 53, at Palatine.

U.S. Rt. 45, from Des Plaines to near Hickory Hills.
U.S. Rt. 20, from Melrose Park to the Indiana/Illinois State Line.

U.S. Rt. 41, at Chicago.


U.S. Rt. 12 crosses the following highways in Cook County.
Illinois State Route 53, at Palatine.
Illinois State Route 68, at Palatine.

Photo courtesy: Paul Dienhart

Illinois State Route 53, at Palatine.
Illinois State Route 53, at Arlington Hieghts.
Illinois State Route 83, at Mount Prospect.
Illinois State Route 58, at Des Plaines.
U.S. Rt. 45, at Des Plaines.
U.S. Rt. 14, at Des Plaines.
Interstate 90, (Addams Tollway) at Des Plaines. (NO INTERCHANGE)
Illinois State Route 72, at Des Plaines.
Interstate 190, (John F. Kennedy Expressway) near Schiller Park.
Illinois State Route 19, at Schiller Park.
Interstate 294, (Tri-State Tollway) at Schiller Park.
Illinois State Route 64, at Melrose Rark.
U.S. Rt. 20, at Melrose Park.

Illinois State Route 56, at Bellwood.
Interstate 290, (Dwight D. Eisenhower Expressway) at Hillside.
Illinois State Route 38, at Westchester.
U.S. Rt. 34, at La Grange.
Interstate 55, (Stevenson Expressway) at Justice.

Interstate 294, (Tri-State Tollway) at Willow Springs.
Illinois State Route 171, at Willow Springs.
U.S. Rt. 45, near Hopkins Park.

Interstate 294, (Tri-State Tollway) at Hickory Hills.
Illinois State Route 43, at Oak Lawn.

Illinois State Route 50, Oak Lawn.
Interstate 94, (Dan Ryan Expressway) at Chicago.
Chicago Skyway, at Chicago. (NO INTERCHANGE)
U.S. Rt. 41, at Chicago.



Junction marker on SB IL St Rt 53.

EB U.S. Rt. 12/SB IL St. Rt. 53 in Palatine.

BGS on NB IL St Rt 53.

A set of guide markers on WB U.S. Rt. 14.

A set of BGS's on WB I-190.

EB U.S. Rt. 12/SB U.S. Rt. 45 at O'Hare International Airport.

A guide marker in Franklin Park.

A guide marker in Franklin Park.

EB U.S. Rt. 12/SB U.S. Rt. 45 near Wrightwood in Franklin Park.

EB U.S. Rt. 12/SB U.S. Rt. 45 near Fullerton in Franklin Park.

NB U.S. Rt. 12/45 in Melrose Park.

NB U.S. Rt. 12/45 north of IL St Rt 64.

A junction marker on EB IL St Rt 64.

A junction marker on EB U.S. Rt. 20.

A street sign on a stop light mast in Melrose Park.

A BGS on EB I-290.

A BGS on EB I-290.

A junction marker on EB IL St Rt 38.

EB U.S. Rt. 12/20; SB U.S. Rt. 45 in La Grange Park.

A junction marker on EB U.S. Rt. 34.

A set of guide markers on EB U.S. Rt. 34.

EB U.S. Rt. 12/20; SB U.S. Rt. 45 north of I-55.

A BGS on NB I-55.

Another BGS on NB I-55.

EB U.S. Rt. 12/20; NB U.S. Rt. 45 in Willow Springs.

A BGS on NB IL St Rt 171.

EB U.S. Rt. 12/20; SB U.S. Rt. 45 at I-294/IL St Rt 171.

A BGS on SB I-294.

A BGS on SB I-294.

A BGS on NB I-294.

A BGS on NB I-294.

WB U.S. Rt. 12/20 in Hickory Hills.

WB U.S. Rt. 12/20 west of IL St Rt 43.

A set of guide markers on NB IL St Rt 43.

A junction marker on NB IL St Rt 43.

A BGS on NB IL St Rt 43.

A BGS on NB IL St Rt 43.

A junction marker on Ridgeland Ave.

EB U.S. Rt. 12/20 in Oak Lawn.

EB U.S. Rt. 12/20 in Evergreen Park.

BGS on EB I-94.

A temporary BGS on the EB Chicago Skyway. (July, 2004)

A BGS on EB I-90/Skyway.

12 October 2016