Regional School Unit 51 / Maine School Administrative District 51 (RSU 51 / MSAD 51) Calendar 2026-2027
Complete holiday schedule and key dates for Regional School Unit 51 / Maine School Administrative District 51 (RSU 51 / MSAD 51) for the 2026-2027 academic year. Official district website
School Year Timeline
Key Dates
| Event | Date(s) | Status |
|---|---|---|
| Labor Day | September 7, 2026 (Mon) | No School |
| Indigenous Peoples Day | October 12, 2026 (Mon) | No School |
| Veterans Day | November 11, 2026 (Wed) | No School |
| Thanksgiving Break | November 26, 2026 - November 27, 2026 | No School |
| December Break | December 23, 2026 - December 31, 2026 | No School |
| New Years Day | January 1, 2027 (Fri) | No School |
| Martin Luther King Jr. Day Observed | January 18, 2027 (Mon) | No School |
| Winter Break | February 15, 2027 - February 19, 2027 | No School |
| Spring Break | April 19, 2027 - April 23, 2027 | No School |
| Memorial Day | May 31, 2027 (Mon) | No School |
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Extended Time Off
| Window | Date(s) | Length |
|---|---|---|
| Labor Day Window | Sep 4–7, 2026Districtwide no-school: Sep 4, 2026; Sep 7, 2026 · Adjacent weekend: Sep 5–6, 2026 | 4 days |
| Indigenous Peoples Day Window | Oct 9–12, 2026Districtwide no-school: Oct 9, 2026; Oct 12, 2026 · Adjacent weekend: Oct 10–11, 2026 | 4 days |
| Thanksgiving Break Window | Nov 25–29, 2026Districtwide no-school: Nov 25–27, 2026 · Adjacent weekend: Nov 28–29, 2026 | 5 days |
| December Break Window | Dec 23, 2026–Jan 3, 2027Districtwide no-school: Dec 23, 2026–Jan 1, 2027 · Adjacent weekend: Jan 2–3, 2027 | 12 days |
| Martin Luther King Jr. Day Observed Window | Jan 15–18, 2027Districtwide no-school: Jan 15, 2027; Jan 18, 2027 · Adjacent weekend: Jan 16–17, 2027 | 4 days |
| Winter Break Window | Feb 13–21, 2027Districtwide no-school: Feb 15–19, 2027 · Adjacent weekend: Feb 13–14, 2027; Feb 20–21, 2027 | 9 days |
| Spring Break Window | Apr 16–25, 2027Districtwide no-school: Apr 16, 2027; Apr 19–23, 2027 · Adjacent weekend: Apr 17–18, 2027; Apr 24–25, 2027 | 10 days |
Other Important Dates
| Event | Date(s) |
|---|---|
| GHS Qtr 1 ends (Greely High School students) | October 30, 2026 (Fri) |
| GMS Trimester 1 ends (Greely Middle School students) | November 24, 2026 (Tue) |
| GHS Qtr 2 ends (Greely High School students) | January 22, 2027 (Fri) |
| GMS Trimester 2 ends (Greely Middle School students) | March 12, 2027 (Fri) |
| GHS Qtr 3 ends (Greely High School students) | April 2, 2027 (Fri) |
| Graduation (Greely High School graduating students and families) | June 6, 2027 (Sun) |
Regional School Unit 51 / Maine School Administrative District 51 (RSU 51 / MSAD 51) Calendar 2026-2027 maineschoolcalendar.com
View the full 2026-2027 school year by month.
Monthly calendar12 months
Regional School Unit 51 / Maine School Administrative District 51 (RSU 51 / MSAD 51)
Regional School Unit 51 (RSU 51 / MSAD 51) educates Cumberland and North Yarmouth students through the Greely school campus: Mabel I. Wilson School (grades PreK–3), Greely Middle School (grades 4–8, divided into grades 4–5 and 6–8 wings), and Greely High School (grades 9–12).
Student life centers on fine arts productions at the Greely Center for the Arts and competitive interscholastic athletics. The district maintains a Multi-Tiered System of Supports (MTSS) for personalized learning, with families tracking early-release Wednesdays and school notices via the district portal.
Compared With Related Districts
Selected highlights from this district calendar and related district calendar pages.
Regional School Unit 51 / Maine School Administrative District 51 (RSU 51 / MSAD 51) lists 30 early-release or half-day items that may affect pickup times even when school is in session.
Regional School Unit 51 / Maine School Administrative District 51 (RSU 51 / MSAD 51) lists 40 teacher, planning, or student-holiday items beyond the headline break periods.
Compare key dates with other districts
Choose one or two related districts to line up major planning dates with Regional School Unit 51 / Maine School Administrative District 51 (RSU 51 / MSAD 51).
Related Links
About This Calendar
Data Source: MSAD #51 School Calendar 2026-2027 — Adopted by Board of Directors: March 5, 2026 How we verify dates
Disclaimer: This website is not affiliated with Regional School Unit 51 / Maine School Administrative District 51 (RSU 51 / MSAD 51), any state education authority, or any official district body. While we strive for accuracy, always verify important dates with the official district website.