Transportation

Directions to Argonne National Laboratory (Google Maps)

By Car

To reach Argonne from O’Hare International Airport, take I-294 south to I-55. Exit west on I-55 (toward St. Louis) and continue for about four miles to Cass Avenue. Exit south on Cass and turn right at the Argonne sign on Northgate Road, immediately south of I-55. Follow Northgate Road to the Argonne Welcome Center. 

To reach Argonne from Midway Airport, take Cicero Avenue north to I-55. Enter I-55 south and continue for about 14 miles to Cass Avenue. Exit south on Cass and turn right at the Argonne sign on Northgate Road, immediately south of I-55. Follow Northgate Road to the Argonne Welcome Center.

Using GPS navigation: Visitors are recommended to enter location text as ​“Cass Avenue and Northgate Road, Lemont, Illinois” in order to reach the Argonne Welcome Center at the North Gate entrance. Otherwise, you may be directed to alternate gate entrances that are controlled access.

https://www.anl.gov/visiting-argonne