Official
Updated 2026-08-06

Sumner-Bonney Lake School District Calendar 2027-2028

Complete holiday schedule and key dates for Sumner-Bonney Lake School District for the 2027-2028 academic year. Official district website

First Day Aug 31, 2027
Last Day Jun 15, 2028
Thanksgiving Break Nov 24-26
Winter Break Dec 20-31
Spring Break Apr 3-7

Key Dates

Event Date(s) Status
First Day of School August 31, 2027 (Tue) School Opens
Labor Day September 6, 2027 (Mon) No School
Veterans Day November 11, 2027 (Thu) No School
Thanksgiving Break November 24, 2027 - November 26, 2027 No School
Winter Break December 20, 2027 - December 31, 2027 No School
Martin Luther King Jr. Day January 17, 2028 (Mon) No School
Presidents' Day February 21, 2028 (Mon) No School
Spring Break April 3, 2028 - April 7, 2028 No School
Memorial Day May 29, 2028 (Mon) No School
Last Day of School June 15, 2028 (Thu) School Closes

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Extended Time Off

Window Date(s) Length
Student Holiday Window Sep 3–6, 2027Districtwide no-school: Sep 3, 2027; Sep 6, 2027 · Adjacent weekend: Sep 4–5, 2027 4 days
Thanksgiving Break Window Nov 24–28, 2027Districtwide no-school: Nov 24–26, 2027 · Adjacent weekend: Nov 27–28, 2027 5 days
Winter Break Window Dec 18, 2027–Jan 2, 2028Districtwide no-school: Dec 20–31, 2027 · Adjacent weekend: Dec 18–19, 2027; Jan 1–2, 2028 16 days
Spring Break Window Apr 1–9, 2028Districtwide no-school: Apr 3–7, 2028 · Adjacent weekend: Apr 1–2, 2028; Apr 8–9, 2028 9 days

Sumner-Bonney Lake School District Calendar 2027-2028 www.washingtonschoolcalendar.com

View the full 2027-2028 school year by month.

Monthly calendar12 months
School Day
Weekend
Holiday (No School)
School Break
First / Last Day

212. Sumner-Bonney Lake School District

The district name preserves two community centers. Sumner’s older valley neighborhoods and Bonney Lake’s plateau and lakeside communities are served by nine elementary campuses, three middle schools and the comprehensive high schools in each city. Students may begin in very different settings, then meet through shared activities, district programs and the two secondary communities anchored by Sumner High and Bonney Lake High.

Family support extends beyond enrollment and classroom instruction. The Sumner-Bonney Lake Family Resource Center helps households reach food, clothing, housing, health, parenting and school-related assistance. Multilingual families can receive Spanish-language support, and the district reports roughly forty home languages across its schools. These services matter in a system covering established towns, rural edges and fast-growing residential areas.

The district’s public responsibility can continue after the conventional high-school years. Its Community Based Transition Program serves eligible young adults ages eighteen through twenty-two through internships, travel training, independent-living work and partnerships with local employers. Participants have completed thousands of hours in community workplaces while district staff support the move toward adult routines.

A student’s route may begin in a neighborhood elementary school and continue into a real workplace supported by the same district. Sumner-Bonney Lake is held together by two cities, two comprehensive high schools and a community network that reaches families across several stages of life.

Compared With Washington Districts

Selected highlights from this district calendar and related Washington calendar pages.

Washington Spring Break split April 3, 2028 - April 7, 2028

Sumner-Bonney Lake School District uses this Spring Break week, while Peninsula School District (April 17, 2028 - April 21, 2028) and Issaquah School District (April 10, 2028 - April 14, 2028) use different windows in the related calendar set.

Later regional start August 31, 2027

Sumner-Bonney Lake School District starts on this date; Steilacoom Historical School District (September 2, 2027) and Pullman Public Schools (August 25, 2027) use different first-day 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 Sumner-Bonney Lake School District.

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About This Calendar

Data Source: Sumner-Bonney Lake School District 2027-28 Key Dates How we verify dates

Disclaimer: This website is not affiliated with Sumner-Bonney Lake School District, OSPI, or any official district body. While we strive for accuracy, always verify important dates with the official district website.