Illinois Route 203

Infobox Illinois state route
article_route = 203
length_mi = 9.51
length_round = 2
length_ref = cite web |author=Illinois Technology Transfer Center |url=http://www.dot.state.il.us/gist2/select.html |title=T2 GIS Data |accessdate=2007-11-08 |date=2006]
direction = North-south
starting_terminus = Collinsville Road in Fairmont City
ending_terminus =
counties = St. Clair, Madison
cities = Granite City
established = 1964cite web |author=Carlson, Rich |url=http://www.n9jig.com/203-up.html |title=Illinois Highways Page: Routes 203 thru end] |date=2005-04-15 |accessdate=2006-06-27]
prev_route = 192
next_route = 242
see_also =

Illinois Route 203 is a north-south state road in southwestern Illinois. It runs from just south of I-55, I-70, and U.S. 40 around Gateway International Raceway at Collinsville Road (former U.S. 40) in Fairmont City, north to I-270 near Pontoon Beach. This is a distance of convert|9.51|mi|km|2. Illinois 203 is a former segment of "U.S. Highway 66".

Route description

Illinois 203 is a major north-south artery through the eastern metropolitan St. Louis area.

Major intersections

*I-55, I-70, and US-40
*20th Street
*Illinois Route 162
*Madison Avenue
*Pontoon Road
*Maryville Road
*I-270
*Old Alton Road

History

Illinois 203 replaced an older alignment of Illinois Route 3 in 1964. It originally ran to Hartford, but this was later trimmed back to I-270.

References