Arlington Heights School District 25 School Calendar 2026-2027

At a Glance

AHSD is a suburban school district with 9 schools. For the 2026-2027 school year, classes begin August 20 and end June 3. Arlington Heights School District 25 uses the motto 'Together Today 2 Transform Tomorrow' and serves a PK–8 community across nine schools in the northwest Chicago suburb of Arlington Heights. The district has said a complete 2026-2027 calendar — including teacher workdays — will be published soon.

Source: Arlington Heights School District 25

Also known as AHSD.

Schools in Arlington Heights School District 25

Dryden Elem School (Elementary)
Greenbrier Elem School (Elementary)
Ivy Hill Elem School (Elementary)
Olive-Mary Stitt School (Elementary)
Patton Elem School (Elementary)
Westgate Elem School (Elementary)
Windsor Elementary School (Elementary)
South Middle School (Middle)
Thomas Middle School (Middle)

Arlington Heights School District 25 2026-2027 School Calendar

All schools

2026-08-20 — First Day of School (in session)
2026-09-07 — Labor Day (closed)
2026-10-22 to 2026-10-23 — Parent-Teacher Conferences (closed)
2026-11-23 to 2026-11-27 — Thanksgiving Break (closed)
2026-12-21 to 2027-01-01 — Winter Break (closed)
2027-01-18 — Martin Luther King Jr. Day (closed)
2027-02-12 — Parent-Teacher Conferences (closed)
2027-03-22 to 2027-03-26 — Spring Break (closed)
2027-05-31 — Memorial Day (closed)
2027-06-03 — Last Day of School (in session)