Contents

Illinois Route 115

State highway in northeastern Illinois, US

Illinois Route 115
IL 115 highlighted in red
Route information
Maintained by IDOT
Length	63.37 mi[1] (101.98 km)
Existed	1924[2]–present
Major junctions
South end	IL 9inElliott
Major intersections	US 24inPiper City
North end	US 45 / US 52inKankakee
Location
Country	United States
State	Illinois
Counties	Ford, Kankakee
Highway system
Illinois State Highway System Interstate US State Tollways Scenic
← IL 114 → IL 116

Illinois Route 115 is a minor north–south state route in northeastern Illinois. It runs from Illinois Route 9 near Perdueville to the concurrent U.S. Routes 45/52inKankakee. This is a distance of 63.37 miles (101.98 km).^[1]

Illinois 115 is a north–south highway from Perdueville to Buckingham; at Buckingham, it turns east but is still marked north–south. South of Kankakee, Illinois 115 turns north again on its way into Kankakee.

Illinois 115 is an undivided two-lane surface state route for its entire length.

SBI Route 115 ran from near Kankakee to Perdueville along what is Illinois 115 now. In 1954, when U.S. 45 was moved onto a new road, Illinois 115 was extended north into Kankakee onto old U.S. 45.^[2]

County	Location	mi[3]	km	Destinations	Notes
Ford	​	0.0	0.0	IL 9 – Gibson City, Paxton
	Roberts	10.6	17.1	IL 54 west – Gibson City	Southern end of IL 54 concurrency
		11.0	17.7	IL 54 east – Onarga	Northern end of IL 54 concurrency
	Piper City	20.1	32.3	US 24 east – Gilman	Southern end of US 24 concurrency
		20.4	32.8	US 24 west	Northern end of US 24 concurrency
	​	30.1	48.4	IL 116 – Pontiac, Ashkum
Kankakee	Buckingham	44.0	70.8	CR 18 north
	Herscher	50.1	80.6	CR 51 (Park Road)
	Otto Township	54.9	88.4	CR 28
	Kankakee	59.9	96.4	CR 58 south
		63.37	101.98	US 45 / US 52
1.000 mi = 1.609 km; 1.000 km = 0.621 mi       Concurrency terminus

• Media related to Illinois Route 115 at Wikimedia Commons