Summer hours for District 90’s administrative office have been revised. To better serve our families, the hours of operation for the summer are now 7:30 a.m. – 3:00 p.m., Monday through Thursday. The District Office will be closed each Friday during the summer at
1:00 p.m. Summer hours for District 90's administrative offices begin on Monday, June 11 and extend through Friday, August 4. Summer School for students begins on Thursday, June 14 and runs through Friday, July 13, with classes held at Lincoln School and Roosevelt Middle School.