Williamson County Courthouse | State of Illinois Office of the Illinois Courts Williamson County Courthouse Circuit District: 5 | Circuit: 1stWilliamson County 200 West Jefferson Street, Suite 260Marion, IL - Illinois 62959 (618) 997-1301 Visit Website Get Directions Links Administrative Orders Disability Information (ADA) Drug and Veteran's Court e-Filing Probation and Court Services Self Represented Litigant Resources Williamson County Directory Resources Court Disability Coordinator Janie Havens Language Access View Language Access Program Local Rules / Orders View Local Rules Remote Proceedings View Remote Proceeding Information Self-Help Center View Legal Self-Help Centers