Hamilton School District #3 Calendar 2026-2027
Complete holiday schedule and key dates for Hamilton School District #3 for the 2026-2027 academic year. Official district website
School Year Timeline
Key Dates
| Event | Date(s) | Status |
|---|---|---|
| Fair Break | September 2, 2026 - September 4, 2026 | No School |
| Labor Day | September 7, 2026 (Mon) | No School |
| Thanksgiving | November 25, 2026 - November 27, 2026 | No School |
| Winter Break | December 21, 2026 - January 1, 2027 | No School |
| MLK Day | January 18, 2027 (Mon) | No School |
| Presidents Day | February 15, 2027 (Mon) | No School |
| Spring Break | March 29, 2027 - April 2, 2027 | No School |
| Memorial Day | May 31, 2027 (Mon) | No School |
| Last Day of School | June 4, 2027 (Fri) | School Closes |
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Extended Time Off
| Window | Date(s) | Length |
|---|---|---|
| Fair Break Window | Sep 2–7, 2026Districtwide no-school: Sep 2–4, 2026; Sep 7, 2026 · Adjacent weekend: Sep 5–6, 2026 | 6 days |
| Student Holiday Window | Oct 15–18, 2026Districtwide no-school: Oct 15–16, 2026 · Adjacent weekend: Oct 17–18, 2026 | 4 days |
| Thanksgiving Window | Nov 25–29, 2026Districtwide no-school: Nov 25–27, 2026 · Adjacent weekend: Nov 28–29, 2026 | 5 days |
| Winter Break Window | Dec 19, 2026–Jan 3, 2027Districtwide no-school: Dec 21, 2026–Jan 1, 2027 · Adjacent weekend: Dec 19–20, 2026; Jan 2–3, 2027 | 16 days |
| MLK Day Window | Jan 15–18, 2027Districtwide no-school: Jan 15, 2027; Jan 18, 2027 · Adjacent weekend: Jan 16–17, 2027 | 4 days |
| Presidents Day Window | Feb 12–15, 2027Districtwide no-school: Feb 12, 2027; Feb 15, 2027 · Adjacent weekend: Feb 13–14, 2027 | 4 days |
| Spring Break Window | Mar 27–Apr 4, 2027Districtwide no-school: Mar 29–Apr 2, 2027 · Adjacent weekend: Mar 27–28, 2027; Apr 3–4, 2027 | 9 days |
Other Important Dates
| Event | Date(s) |
|---|---|
| 1st Qtr ends (HMS/HHS) (Hamilton Middle School and Hamilton High School students) | October 30, 2026 (Fri) |
| PT Conf (HMS/HHS) (Hamilton Middle School and Hamilton High School students and families) | November 4, 2026 - November 5, 2026 |
| 1st Trimester ends (ETI-4th) (ETI through grade 4 students) | November 13, 2026 (Fri) |
| PT Conf (ETI-4th) (ETI through grade 4 students and families) | November 17, 2026 (Tue), November 19, 2026 (Thu) |
| 2nd Qtr ends (HMS/HHS) (Hamilton Middle School and Hamilton High School students) | January 14, 2027 (Thu) |
| 2nd Trimester ends (ETI-4th) (ETI through grade 4 students) | February 19, 2027 (Fri) |
| PT Conf (ETI-4th) (ETI through grade 4 students and families) | March 2, 2027 (Tue), March 4, 2027 (Thu) |
| PT Conf (HMS/HHS) (Hamilton Middle School and Hamilton High School students and families) | March 9, 2027 - March 10, 2027 |
| 3rd Qtr ends (HMS/HHS) (Hamilton Middle School and Hamilton High School students) | March 26, 2027 (Fri) |
| HHS Graduation (Hamilton High School graduating students and families) | May 30, 2027 (Sun) |
| 8th Grade Promotion | June 2, 2027 (Wed) |
| 3rd Trimester ends (ETI-4th) (ETI through grade 4 students) | June 4, 2027 (Fri) |
| 4th Qtr ends (HMS/HHS) (Hamilton Middle School and Hamilton High School students) | June 4, 2027 (Fri) |
Hamilton School District #3 Calendar 2026-2027 montanaschoolcalendar.com
View the full 2026-2027 school year by month.
Monthly calendar12 months
Hamilton School District #3
Hamilton School District #3 serves the Bitterroot Valley through Washington Primary, Daly Elementary, Hamilton Middle School, and Hamilton High School. Washington Primary offers Early Targeted Interventions for eligible young children; families should confirm screening and enrollment requirements.
Families complete enrollment online and monitor student academic milestones through Infinite Campus. The district communicates community news via the Bronc Bulletin, providing dining menus and school board meeting archives on the central portal.
Compared With Related Districts
Selected highlights from this district calendar and related district calendar pages.
Hamilton School District #3 lists 8 teacher, planning, or student-holiday items beyond the headline break periods.
Hamilton School District #3 uses this Spring Break week, while Glendive Elementary School District (March 25, 2027 - March 29, 2027) uses different windows in the related calendar set.
Compare key dates with other districts
Choose one or two related districts to line up major planning dates with Hamilton School District #3.
Related Links
About This Calendar
Data Source: HSD3 2026-2027 School Year How we verify dates
Disclaimer: This website is not affiliated with Hamilton School District #3, any state education authority, or any official district body. While we strive for accuracy, always verify important dates with the official district website.