Roads of the Mid-South & West > Highways of the State of Illinois > Illinois State Routes 101-199 > Illinois State Route 177 > Illinois State Route 177, St. Clair County

Illinois State Route 177
St. Clair County

Illinois State Route 177 runs east-west from Belleville across East-Central St. Clair County. This is one of the main routes connecting Scott Air Force Base to Belleville.

IL St Rt 177 passes through the following towns in St. Clair County.
Mascoutah

Belleville


IL St Rt 177 is multi-plexed in St. Clair County.
Illinois State Route 158, from near Scott A.F.B. to Belleville.


IL St Rt 177 intersects the following highways in St. Clair County.
Illinois State Route 4, at Mascoutah.
Illinois State Route 158, near Scott A.F.B.

Illinois State Route 13, at Belleville.
Illinois State Route 158, at Belleville.


WB IL St Rt 177 east of Mascoutah.

EB IL St Rt 177 in Mascoutah.

EB IL St Rt 158/177 east of Belleville.

A guide sign on EB IL St Rt 13/15.

A junction marker on SB Greenmount Road.

EB IL St Rt 158/177 in Belleville.

The western end in Belleville.

The western end marker.

20 December 2016