Welcome To La Salle
The city of La Salle is located in La Salle County, Illinois, at the intersection of Interstate 80 and Interstate 39. It is part of the Ottawa, IL Micropolitan Statistical Area. Originally platted in 1837 over one square mile, the city has grown to 12 square miles (31 km2).
City boundaries extend from the Illinois River and Illinois and Michigan Canal to a mile north of Interstate 80 and from the town of Peru on the west to the village of North Utica on the east.