FY 2026-2027 School Hours Calendar

Description

CUCAMONGA SCHOOL DISTRICT 2026-2027 School Calendar August 6​ ​ First Day of Student Report Modified Day for Middle School Only August 6​ ​ Back to School Night (Elementary)(Minimum Day)Elementary Only August 7​ ​ Modified Day - Elementary Only / Middles School on Regular Schedule August 18​ ​ Back to School Night (RCMS) (Minimum Day) Middle School Only September 7 ​ ​ Student Holiday - Labor Day Holiday Sept. 28 - Oct. 2​ Parent Conferences (Minimum Days) - Elementary Only October 12-16​​ Parent Conferences (Minimum Days) Middle School Only November 11​ ​ Student Holiday - Veteran’s Day November 19 ​​ Regular Schedule - ALL SITES November 20 ​​ Modified Day - ALL SITES November 23-27​ Non-Student Days November 26-27​ Student Holiday - Thanksgiving Holiday December 2 ​ ​ School Site Plan Writing Day (Minimum Day)- ALL SITES December 17 ​ ​ Modified Day - ALL SITES December 18 - Jan 1​ Student Holiday - Winter Recess January 4​ ​ Non-Student Day January 18 ​ ​ Student Holiday - Martin Luther King Jr. Day February 3 ​ ​ School Site Plan Writing Day (Minimum Day) - ALL SITES February 8 ​ ​ Student Holiday - Lincoln’s Day February 15 ​ ​ Student Holiday - President’s Day March 1-19​ ​ K-8th ELPAC Testing Window March 18 ​ ​ Modified Day - ALL SITES March 19​ ​ Modified Day - ALL SITES March 22-26​ ​ Parent Conferences - (Minimum Days) ALL SITES March 29 - April 2​ Student Holiday - Spring Break April 20​ ​ Open House - Rancho Cucamonga Middle School (Minimum Day) April 13​ ​ Open House - Los Amigos E.S. (Minimum Day) April 13​ ​ Open House - Cucamonga E.S. (Minimum Day) April 13​ ​ Open House - The Ontario Center School (Minimum Day) April 2 ​ ​ Local Holiday - District Office Closed April 5 - 9​ ​ ELPAC testing makeups April 5 - 16​ ​ 5th and 8th Science Cast April 5 - May 30 ​ 3rd - 8th CAASPP Testing May 21 ​ ​ Last Day of School (Minimum Day) ALL SITES