Mukilteo School District Calendar 2026-2027
Complete holiday schedule and key dates for Mukilteo School District for the 2026-2027 academic year. Official district website
School Year Timeline
Key Dates
| Event | Date(s) | Status |
|---|---|---|
| Earliest Grade-Level First Day | September 1, 2026 (Tue) | School Opens |
| Labor Day | September 7, 2026 (Mon) | No School |
| Veteran's Day observed | November 11, 2026 (Wed) | No School |
| Thanksgiving / Native American Heritage Day | November 26, 2026 - November 27, 2026 | No School |
| Winter Break | December 21, 2026 - January 1, 2027 | No School |
| Martin Luther King Jr. Day | January 18, 2027 (Mon) | No School |
| President's Day | February 15, 2027 (Mon) | No School |
| Mid-Winter Break | February 16, 2027 - February 19, 2027 | No School |
| Spring Break | April 5, 2027 - April 9, 2027 | No School |
| Memorial Day | May 31, 2027 (Mon) | No School |
| Last Day of School | June 16, 2027 (Wed) | School Closes |
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Extended Time Off
| Window | Date(s) | Length |
|---|---|---|
| Thanksgiving / Native American Heritage Day Window | Nov 26–29, 2026Districtwide no-school: Nov 26–27, 2026 · Adjacent weekend: Nov 28–29, 2026 | 4 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 |
| Mid-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 3–11, 2027Districtwide no-school: Apr 5–9, 2027 · Adjacent weekend: Apr 3–4, 2027; Apr 10–11, 2027 | 9 days |
Other Important Dates
| Event | Date(s) |
|---|---|
| End of First Quarter | November 6, 2026 (Fri) |
| Conferences | November 23, 2026 - November 25, 2026 |
| End of First Trimester | November 25, 2026 (Wed) |
| End of Second Quarter | January 28, 2027 (Thu) |
| End of Second Trimester | March 18, 2027 (Thu) |
| End of Third Quarter | April 16, 2027 (Fri) |
| End of Fourth Quarter | June 16, 2027 (Wed) |
| End of Third Trimester | June 16, 2027 (Wed) |
Mukilteo Calendar 2026-2027 www.washingtonschoolcalendar.com
View the full 2026-2027 school year by month.
Monthly calendar12 months
129. Mukilteo School District
More than one hundred home languages are spoken by families in Mukilteo School District. The system serves Mukilteo, parts of Everett and neighborhoods around Paine Field, where immigration, aerospace employment and frequent household moves shape everyday classroom life. Neighborhood elementary and middle schools feed Kamiak or Mariner High School, two comprehensive campuses with distinct communities and shared district resources.
Music, visual art and theater remain visible from the elementary years through high school. Students can develop an interest across several stages before joining advanced ensembles, productions or studio courses. Advanced Placement, dual-credit classes taught on campus and Running Start add several routes into college-level study.
Career pathways reflect the surrounding economy. Aerospace, engineering, manufacturing, health care, information technology and skilled trades connect naturally with regional employers. Sno-Isle TECH, operated by the district as a regional skills center, gives juniors and seniors access to more than twenty concentrated programs, industry credentials, externships and apprenticeship connections.
Language learning also begins early. Horizon Elementary's Spanish-English dual-language program expands for 2026–27 through second grade, following a 90:10 model that builds Spanish literacy first and adds more English over time. ACES Big Picture High School provides a smaller project- and internship-centered option. Mukilteo's districtwide character comes from many home languages, sustained arts education and an aerospace corridor that makes technical preparation part of ordinary career planning.
Compared With Washington Districts
Selected highlights from this district calendar and related Washington calendar pages.
Mukilteo lists 3 early-release or half-day items that may affect pickup times even when school is in session.
Mukilteo uses this Spring Break week, while Orcas Island (April 12, 2027 - April 16, 2027) uses different windows in the related calendar set.
Mukilteo ends on this date; Nooksack Valley School District (June 10, 2027) and Mount Baker School District (June 11, 2027) close on different dates in the related calendar set.
Compare key dates with nearby districts
Choose one or two related districts to line up major planning dates with Mukilteo.
Related Links
About This Calendar
Data Source: Mukilteo School District official 2026-27 Student Calendar How we verify dates
Disclaimer: This website is not affiliated with Mukilteo School District, OSPI, or any official district body. While we strive for accuracy, always verify important dates with the official district website.