Haddam-Killingworth High School calendar

Published by Killingworth High School. Last verified October 29, 2026. View the original calendar

• Thu, Oct 29 · All day — Quarter 1 Ends
• Fri, Oct 30 · All day — Student Council Fall Blood Drive
• Tue, Nov 3 · All day — Election Day | No School for Students
• Thu, Nov 5 · All day — Fall Drama Production: A Midsummer Night's Dream
• Sat, Nov 7 · All day — Fall Drama Production: A Midsummer Night's Dream
• Sat, Nov 7 · All day — SATs [non-HKHS event]
• Wed, Nov 11 · All day — District Closed | Veterans Day
• Fri, Nov 20 · 7:00 PM — Homecoming | HKHS Cafeteria