Illinois Route 75

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Illinois Route 75 marker

Illinois Route 75
Route information
Maintained by IDOT
Length: 41.64 mi[2] (67.01 km)
Existed: 1924[1] – present
Major junctions
West end: IL 26 in Freeport
  US 20 in Freeport
US 51 / IL 251 in South Beloit
I-39 / I-90 / US 51 in South Beloit
East end: WIS 67 in South Beloit
Counties: Stephenson County, Winnebago County
Highway system
I-74 IL 76

Illinois Route 75 is an east–west state road in north-central Illinois. It runs from downtown Freeport at Illinois Route 26 to WIS 67 at the Wisconsin state line southeast of Beloit, Wisconsin. This is a distance of 41.64 miles (67.01 km).[2]

Route description[edit]

Illinois 75 is the main route between Freeport and Beloit, and serves numerous rural areas along this alignment. It has two lanes and is an undivided surface street for its entire length, except at the interchange with U.S. Route 20 and the section east of Illinois Route 2.


SBI Route 75 originally ran from Freeport to Rockton. It was extended in 1960 along Illinois Route 2 to U.S. Route 51 in South Beloit.[1]

External links[edit]


  1. ^ a b Carlson, Rich. Illinois Highways Page: Routes 61 thru 80. Last updated March 15, 2005. Retrieved April 12, 2006.
  2. ^ a b Illinois Technology Transfer Center (2006). "T2 GIS Data". Retrieved 2007-11-08.