IL 135 Travel Info

2026-03-30 Roadnow

Illinois Route 135 is an L-shaped state road in western Illinois. It runs from Illinois Route 164 west of Monmouth to Main Street in Alexis, at the base of the town's water tower. This is a distance of 20.31 miles (32.69 km).

Illinois 135 is an undivided two-lane surface road for its entire length. It overlaps Illinois Route 94 for a few miles north of Little Y ... more