Seymour School District School Calendar 2025-2026
Seymour School District is a public school district in Connecticut serving 2,123 students. This page covers the 2025-2026 school year with day-level calendar data.
This district is part of the Waterbury-Shelton, CT metropolitan area.
2,123
Enrollment
146
School Days
78
Break Days
2025-2026
School Year
Calendar Summary
First Day of School
August 27, 2025
Last Day of School
June 10, 2026
NCES District ID
0903990
State
Connecticut
Breaks & Holidays
Scheduled breaks and holidays for Seymour School District during 2025-2026 (excludes weekends and summer):
| Break | Start | End | Days |
|---|---|---|---|
| Professional Development Day | Aug 25 | Aug 26 | 2 |
| Labor Day - Schools Closed | Sep 1 | Sep 1 | 1 |
| Professional Development Day | Sep 18 | Sep 18 | 1 |
| Columbus Day Recess - Schools Closed | Oct 13 | Oct 13 | 1 |
| Professional Development Day | Oct 16 | Oct 16 | 1 |
| Professional Development Day | Nov 4 | Nov 4 | 1 |
| Thanksgiving Break | Nov 26 | Nov 26 | 1 |
| Thanksgiving Recess - Schools Closed | Nov 27 | Nov 27 | 1 |
| Thanksgiving Break | Nov 28 | Nov 28 | 1 |
| Professional Development Day | Dec 18 | Dec 18 | 1 |
| Winter Break | Dec 24 | Dec 30 | 7 |
| Holiday Recess - Schools Closed | Dec 31 | Dec 31 | 1 |
| New Year'S Day Recess - Schools Closed | Jan 1 | Jan 1 | 1 |
| Winter Break | Jan 2 | Jan 14 | 13 |
| Professional Development Day | Jan 15 | Jan 15 | 1 |
| Winter Break | Jan 16 | Jan 18 | 3 |
| Martin Luther King Day - Schools Closed | Jan 19 | Jan 19 | 1 |
| Winter Break | Jan 20 | Feb 15 | 27 |
| President'S Day - Schools Closed | Feb 16 | Feb 16 | 1 |
| Winter Break | Feb 17 | Feb 17 | 1 |
| Professional Development Day | Feb 19 | Feb 19 | 1 |
| Professional Development Day | Mar 19 | Mar 19 | 1 |
| Good Friday - Schools Closed | Apr 3 | Apr 3 | 1 |
| Professional Development Day | Apr 10 | Apr 10 | 1 |
| Spring Break | Apr 13 | Apr 13 | 1 |
| Spring Recess | Apr 14 | Apr 16 | 3 |
| Spring Break | Apr 17 | Apr 17 | 1 |
| Professional Development Day | May 21 | May 21 | 1 |
| Memorial Day Recess - Schools Closed | May 25 | May 25 | 1 |
School Year Calendar
Visual calendar for Seymour School District, July 2025 through June 2026:
Jul 2025
| M | T | W | T | F | S | S |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | |
| 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| 21 | 22 | 23 | 24 | 25 | 26 | 27 |
| 28 | 29 | 30 | 31 |
Aug 2025
| M | T | W | T | F | S | S |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||
| 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| 18 | 19 | 20 | 21 | 22 | 23 | 24 |
| 25 | 26 | 27 | 28 | 29 | 30 | 31 |
Sep 2025
| M | T | W | T | F | S | S |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| 8 | 9 | 10 | 11 | 12 | 13 | 14 |
| 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| 22 | 23 | 24 | 25 | 26 | 27 | 28 |
| 29 | 30 |
Oct 2025
| M | T | W | T | F | S | S |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | ||
| 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| 20 | 21 | 22 | 23 | 24 | 25 | 26 |
| 27 | 28 | 29 | 30 | 31 |
Nov 2025
| M | T | W | T | F | S | S |
|---|---|---|---|---|---|---|
| 1 | 2 | |||||
| 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| 24 | 25 | 26 | 27 | 28 | 29 | 30 |
Dec 2025
| M | T | W | T | F | S | S |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| 8 | 9 | 10 | 11 | 12 | 13 | 14 |
| 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| 22 | 23 | 24 | 25 | 26 | 27 | 28 |
| 29 | 30 | 31 |
Jan 2026
| M | T | W | T | F | S | S |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | |||
| 5 | 6 | 7 | 8 | 9 | 10 | 11 |
| 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| 19 | 20 | 21 | 22 | 23 | 24 | 25 |
| 26 | 27 | 28 | 29 | 30 | 31 |
Feb 2026
| M | T | W | T | F | S | S |
|---|---|---|---|---|---|---|
| 1 | ||||||
| 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| 9 | 10 | 11 | 12 | 13 | 14 | 15 |
| 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| 23 | 24 | 25 | 26 | 27 | 28 |
Mar 2026
| M | T | W | T | F | S | S |
|---|---|---|---|---|---|---|
| 1 | ||||||
| 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| 9 | 10 | 11 | 12 | 13 | 14 | 15 |
| 16 | 17 | 18 | 19 | 20 | 21 | 22 |
| 23 | 24 | 25 | 26 | 27 | 28 | 29 |
| 30 | 31 |
Apr 2026
| M | T | W | T | F | S | S |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | ||
| 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| 20 | 21 | 22 | 23 | 24 | 25 | 26 |
| 27 | 28 | 29 | 30 |
May 2026
| M | T | W | T | F | S | S |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | ||||
| 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| 18 | 19 | 20 | 21 | 22 | 23 | 24 |
| 25 | 26 | 27 | 28 | 29 | 30 | 31 |
Jun 2026
| M | T | W | T | F | S | S |
|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| 8 | 9 | 10 | 11 | 12 | 13 | 14 |
| 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| 22 | 23 | 24 | 25 | 26 | 27 | 28 |
| 29 | 30 |
In SessionBreak/HolidayWeekend
Multi-Year Comparison
Calendar data across school years for Seymour School District:
| School Year | First Day | Last Day | School Days | Break Days |
|---|---|---|---|---|
| 2024-2025 | Aug 29 | Jun 6 | 202 | 0 |
| 2025-2026 | Aug 27 | Jun 10 | 146 | 78 |
| 2026-2027 | Aug 31 | Jun 3 | 199 | 0 |
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