Illinois State Route 176 is an east-west state route that runs from Illinois State Route 23 (State Street) in Marengo to Illinois State Route 131 (Green Bay Road) in Lake Bluff. This is a distance of 41.5 miles (67 km). Marengo is a city located in McHenry County, Illinois. ... Illinois State Route 131 is a short, north-south state road that extends southwards from Wisconsin State Route 31 at the Illinois/Wisconsin state line by Racine, south to Illinois State Route 176 by Lake Bluff, a distance of 10 miles (16 km). ... Lake Bluff is a village located in Lake County, Illinois. ...

Its eastern terminus is unique in that both Illinois 131 and Illinois 176 terminate at that corner; neither state route extends beyond that point in any direction.

Illinois State Route 47 multiplexes with Illinois 176 east of Marengo. Illinois State Route 47 is a long, rural north-south state road that runs from Wisconsin State Route 120 south of Lake Geneva, WI and by Hebron, IL to near Seymour at Illinois State Route 10, just south of Interstate 72. ... A multiplex or concurrency on a road network occurs where a single physical road carries two or more different highway, motorway or other road numbers. ...

Cities of Service

From west to east; local names are shown next to the city.

• Marengo - Telegraph Street
• Crystal Lake - Terra Cotta Avenue
• Holiday Hills - Sun Parkway
• Island Lake - State Road
• Wauconda - Liberty Street
• Mundelein - Maple Avenue
• Libertyville - Park Avenue
• Lake Bluff - Rockland Road west of Illinois 131.

While not part of Illinois 176, Rockland Road becomes Scranton Avenue east of Illinois 131, and then becomes Center Street east of Sheridan Road. With an average of a name change every 5 miles (8 km), Illinois 176 is a state route probably easier to refer to by number than by its name. Marengo is a city located in McHenry County, Illinois. ... Crystal Lake is a city located in McHenry County, Illinois. ... Holiday Hills is a village located in McHenry County, Illinois. ... Island Lake is a village located in Lake County, Illinois. ... Mundelein is a village located in Lake County, Illinois. ... Libertyville is a village located in Lake County, Illinois,United States. ... Lake Bluff is a village located in Lake County, Illinois. ...

External resources

• N9JIG's Highway Page: Routes 161-180