Ella T. Grasso Technical High SchoolSchool Calendar
2026-27 Academic Calendar
Key dates, holidays, and events for Ella T. Grasso Technical High School.
School at a Glance
Upcoming events & academic holidays2026-27 Academic Year
SEP
1
Student's First Day (SFD)
JAN
14
Tentative Last Day (TLD) - Day 182/188
FEB
16
Half Day-Students / Full Day-Staff W-Weather Closure
JUN
9
School Closure Make-Ups
Partner TipEarly dismissal days and parent-teacher conferences are often updated 2 weeks in advance. Check back regularly to stay ahead of the schedule!
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Ella T. Grasso Technical High School.
National Tests
August 7, 2026
SAT — National
Registration deadline
August 11, 2026
SAT — National
Late registration deadline
August 14, 2026
ACT — National
Registration deadline
August 22, 2026
SAT — National
Test date
August 28, 2026
SAT — National
Registration deadline
September 1, 2026
ACT — National
Late registration deadline
State Assessments
February 1, 2027 – May 28, 2027
Next Generation Science Standards Assessment — NGSS
Testing window
CT
March 1, 2027 – April 30, 2027
Connecticut SAT School Day — ELA & Math
Testing window
CT