Williamson County Courthouse General Information: Location 200 W. Jefferson Marion, IL 62959 Office Hours Monday - Friday 8:00AM - 12:00PM 1:00PM - 4:00PM Contact Information Telephone: (618) 998-2229 Fax: (618) 993-5805 Weekly Schedule Monday Criminal court 8:00 a.m. – 4:00 p.m. Courtroom 6 in the morning and 7 in the afternoon Tuesday Traffic court 8:00 a.m. – 4:00 p.m. Courtroom 6 Juvenile Court in the afternoon Jury Trials begin Wednesday 8:00 a.m. – 4:00 p.m. Courtroom 6 Thursday Misdemeanor court Courtroom 6 8:00 a.m. – 4:00 p.m. Juvenile court 8:00 a.m. – 4:00 p.m. 1st Friday of the month Traffic Final Pretrial Courtroom 6 2nd Friday of the month Misdemeanor Final Pretrial Courtroom 6 Last Wednesday of the month Bench trial day Petitions to revoke probation for criminal cases Courtroom 7 First appearances for persons in jail are daily at 10:30 daily (or after already scheduled court cases) * subject to change