Granite City CUSD 9 School Calendar 2026-2027

At a Glance

GCSD is a suburban school district with 9 schools. For the 2026-2027 school year, classes begin August 13 and end May 21. Granite City High School, home of the Warriors, was established in 1921 and competes in the Southwestern Conference. This calendar includes 3 professional development days, 1 early-release or half day — useful to know when planning childcare.

Also known as GCSD.

Schools in Granite City CUSD 9

Coolidge Junior High Sch (Middle)
Frohardt Elem School (Elementary)
Granite City High School (High)
Maryville Elem School (Elementary)
Mitchell Elementary School (Elementary)
Wilson Elem School (Elementary)
Prather Elementary School (Elementary)
Grigsby Intermediate School (Middle)
Lake School (High)

Granite City CUSD 9 2026-2027 School Calendar

All schools

2026-08-10 to 2026-08-12 — Teacher Institute - Staff Reports (closed)
2026-08-13 — FIRST DAY OF STUDENT ATTENDANCE (in session)
2026-09-07 — NO SCHOOL - Labor Day (closed)
2026-10-09 — NO SCHOOL - County Institute / Teacher Institute (closed)
2026-10-12 — NO SCHOOL - Columbus Day (closed)
2026-11-03 — NO SCHOOL - Election Day (closed)
2026-11-11 — NO SCHOOL - Veterans' Day (closed)
2026-11-23 — NO SCHOOL - Parent/Teacher Conferences {PM Schedule} (closed)
2026-11-24 — NO SCHOOL - Parent/Teacher Conferences {AM schedule} (closed)
2026-11-25 to 2026-11-27 — NO SCHOOL - Thanksgiving Break (closed)
2026-12-21 to 2027-01-01 — NO SCHOOL - Winter Break (closed)
2027-01-04 — Full Day Professional Learning {PLD - #1}; NO STUDENT ATTENDANCE (closed)
2027-01-05 — Students Return for Spring Semester (in session)
2027-01-18 — NO SCHOOL - MLK Jr. Day (closed)
2027-02-12 — Full Day Professional Learning {PLD - #2}; NO STUDENT ATTENDANCE (closed)
2027-02-15 — NO SCHOOL - Presidents' Day (closed)
2027-03-22 to 2027-03-29 — NO SCHOOL - Spring Break (closed)
2027-04-28 — Full Day Professional Learning {PLD - #3}; Parent/Teacher Conferences; NO STUDENT ATTENDANCE (closed)
2027-04-28 — Parent/Teacher Conferences (closed)
2027-05-21 — LAST DAY OF STUDENT ATTENDANCE {HALF DAY} (partial)
2027-05-28 — Last Day of Student Attendance If ALL Emergency Days Used (in session)