School Calendar

Plan ahead with important dates, school closures, holidays, breaks, conferences, and professional development days throughout the 2026–2027 school year.

• Dates in teal indicate school holidays and closures.

2026

August 3–14 Team Professional Days
August 17 First Day of School
September 7 Labor Day Holiday
September 11 Upper School Back-to-School Night
September 16 Lower School Back-to-School Night
September 17 Middle School Back-to-School Night
September 21 Foothill Fall Term Begins
October 8–9 Lower School Student-Led Conferences; Middle and Upper School Professional Development
October 12 Indigenous Peoples’ Day Holiday
October 13 In-School SAT/PSAT Day, Middle and Upper School
November 2–3 Middle and Upper School Student-Led Conferences; Lower School Professional Development
November 11 Veterans Day Holiday
November 23–27 Thanksgiving Break
December 11 Foothill Fall Term Ends
December 18 KLS Fall Term Ends
December 21–January 1 Winter Break

2027

January 1 New Year’s Day Holiday
January 4 Team Professional Day, No School
January 4 Foothill Winter Quarter Begins
January 5 KLS Spring Term Begins
January 18 Martin Luther King Jr. Day Holiday
February 15–19 February Break
March 1 In-School SAT Day, Upper School
March 11–12 Student-Led Conferences, No Classes
March 26 Foothill Winter Quarter Ends
March 29–April 2 Spring Break
April 5 Foothill Spring Quarter Begins
April 26 Lower, Middle, and Upper School Team Professional Days, No School
May 31 Memorial Day Holiday
June 9 KLS Last Day of Instruction
June 10–11 Team Grading Days, No School
June 12 Graduation
June 14–July 30 Summer Break
June 18 Juneteenth Holiday
June 25 Foothill Spring Quarter Ends
June 28 Foothill Summer Quarter Begins
July 5 Independence Day Holiday
August 16 First Day of School, 2027–2028

Foothill Classes in Session

Foothill classes remain in session on the following dates when KLS classes are not in session:

November 23–25 |  January 4 |  February 15–19 |  June 14–25

Students enrolled in Foothill courses are expected to attend all required Foothill sessions during these dates.