Roads of the Mid-South & West > Highways of the State of Illinois > Illinois State Routes 1-50 > Illinois State Route 3 > Illinois State Route 3, St. Clair County

Illinois State Route 3
St. Clair County

Illinois State Route 3 runs north-south along the Mississippi River and the Illinois/Missouri State Line. Portions of this highway runs with the Poplar Street Bridge Complex in East St. Louis.

IL St Rt 3 passes through the following towns in St. Clair County.
Brooklyn

Fairmont City

East St. Louis

Sauget

Cahokia

Dupo


IL St Rt 3 is multi-plexed in St. Clair County.
Interstate 64, at East St. Louis.
Interstate 55, at East St. Louis.

U.S. Rt. 40, at East St. Louis.

Interstate 255, from Dupo to the St. Clair/Monroe County Line.

U.S. Rt. 50, from Dupo to the St. Clair/Monroe County Line.


IL St Rt 3 intersects the following highways in St. Clair County.
Interstate 70, at East St. Louis. (NO Direct Interchange)
Interstate 64, at East St. Louis.
Interstate 55, at East. St. Louis.
Interstate 70, at East St. Louis.

U.S. Rt. 40, at East. St. Louis.
Interstate 55, at East St. Louis.
Interstate 64, at East St. Louis.

U.S. Rt. 40, at East St. Louis.
Illinois State Route 157, at Cahokia.

Interstate 255, at Dupo.
U.S. Rt. 50, at Dupo.


NB I-255/IL St Rt 3; EB U.S. Rt. 50 north of the St. Clair County Line.

A set of junction markers on NB Old IL St Rt 3.

A guide marker on SB Old IL St Rt 3.

A BGS on NB I-255/EB U.S. Rt. 50.

NB I-255/EB U.S. Rt. 50 at the split from NB IL St Rt 3.

NB IL St Rt 3 north of I-255/U.S. Rt. 50.

NB IL St Rt 3 in Dupo.

NB IL St Rt 3 north of Dupo.

NB IL St Rt 3 south of Cahokia.

A junction marker on SB IL St Rt 157.

A BGS on NB IL St Rt 3.

NB IL St Rt 3 near I-55/64; U.S. Rt. 40.

SB IL St Rt 3 south of I-55/64; U.S. Rt. 40.

SB IL St Rt 3 at the Illinois Welcome Sign just south of the Poplar Street Bridge Complex.

A BGS on NB I-55; EB I-64/U.S. Rt. 40.

A BGS on NB I-55; EB I-64.

Loking north along I-55/64; U.S. 40; IL in East St. Louis. Photo from SB I-55/IL St Rt 3; WB I-64/U.S. 40 to Tudor Ave.

A BGS on SB I-55/IL St Rt 3; WB I-64/U.S. Rt. 40.

Another BGS on NB I-55/IL St Rt 3; EB I-64/U.S. Rt. 40.

NB I-55/IL St Rt 3; EB I-64/U.S. Rt. 40 at the Illinois Welcome Sign. (September, 2007)

SB I-55/IL St Rt 3; WB I-64/U.S. Rt. 40 at the King Bridge exit.

A guide marker in East St. Louis.

A guide marker in East St. Louis.

A BGS in East St. Louis.

WB I-64/U.S. Rt. 40; SB I-55/IL St Rt 3 near 3rd Street in East St. Louis.

A BGS on WB I-64.

A BGS on EB I-64.

A BGS on EB I-64.

A guide marker in East St. Louis.

A BGS on NB IL St Rt 3.

NB IL St Rt 3 north of I-55/64/70; U.S. Rt. 40.

NB IL St Rt 3 near the old stock yards.

A BGS on EB I-70.

SB IL St Rt 3 at the St. Clair/Madison County Line.

10 January 2018