Issaquah School District 411 School Calendar 2026-2027

At a Glance

ISD is a suburban school district with 30 schools. For the 2026-2027 school year, classes begin August 27 and end June 16. The district has said a complete 2026-2027 calendar — including early dismissal dates and grading period end dates — will be published soon.

Source: Issaquah School District 411

Also known as ISD.

Schools in Issaquah School District 411

Cougar Ridge Elementary (Elementary)
Apollo Elementary (Elementary)
Briarwood Elementary (Elementary)
Issaquah Middle School (Middle)
Issaquah High School (High)
Issaquah Valley Elementary (Elementary)
Liberty Sr High School (High)
Maple Hills Elementary (Elementary)
Maywood Middle School (Middle)
Pine Lake Middle School (Middle)
Sunny Hills Elementary (Elementary)
Issaquah Special Services (Other)
Beaver Lake Middle School (Middle)
Echo Glen School (High)
Clark Elementary (Elementary)
Challenger Elementary (Elementary)
Sunset Elementary (Elementary)
Discovery Elementary (Elementary)
Endeavour Elementary School (Elementary)
Skyline High School (High)
Cascade Ridge Elementary (Elementary)
Newcastle Elementary School (Elementary)
Grand Ridge Elementary (Elementary)
Issaquah Preschool Academy (Prekindergarten)
Creekside Elementary (Elementary)
Pacific Cascade Middle School (Middle)
Gibson Ek High School (High)
Holly Street Early Learning Center (Prekindergarten)
Cedar Trails Elementary (Elementary)
Cougar Mountain Middle School (Middle)

Issaquah School District 411 2026-2027 School Calendar

All schools

2026-08-27 — First day of school for students (in session)
2026-09-01 — First day of school for kindergarten students (in session)
2026-09-07 — Labor Day (closed)
2026-10-16 — Teacher Work Day (closed)
2026-11-11 — Veterans Day Observance (closed)
2026-11-25 to 2026-11-27 — Thanksgiving holiday (closed)
Date to be confirmed — XXX: Elementary conferences (closed)
2026-12-21 to 2027-01-01 — First Winter Break (closed)
2027-01-18 — Martin Luther King Jr. Day (closed)
2027-01-25 — Teacher Work Day (closed)
2027-02-15 — Presidents Day (closed)
2027-02-16 to 2027-02-19 — Second Winter Break (closed)
2027-04-12 to 2027-04-16 — Spring Break (closed)
2027-05-31 — Memorial Day (closed)
2027-06-16 — Last day of school (in session)
2027-06-18 — Juneteenth - observed (closed)
2027-03-19 — Inclement weather make-up day — March 19 (closed)