The last day of school in District 90 will be Thursday, June 8, 2023, when schools will be dismissed at 2:30 p.m. The Administrative Office will begin observing summer hours on Monday, June 12. Summer hours are Monday through Thursday, from 7:30 a.m. – 3:00 p.m., and Friday, from 7:30 a.m. – 1:00 p.m. District 90 will be closed for the Juneteenth Holiday on Monday, June 19, 2023. The last day for summer hours will be Friday, August 11. Regular office hours will resume on Monday, August 14, from 7:30 a.m. – 4:30 p.m. Please have a great summer break!