Administrative Day 1: July 13-29, 2026 JCS Calendar Select a day that works best for you. Teachers may work with principals or supervisors to select a day between July 13-29, 2026, as Administrative Day 1 for the 2026-2027 school year. Please be mindful of summer projects that may include training sessions, custodial projects, etc. Share to FacebookShare to TwitterShare to LinkedInShare to PinterestShare to EmailPrint this page