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New Teacher Orientation
Mon, August 21, 2023 – Tue, August 22, 2023
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MIHS PD Day (Full)
Thu, August 24, 2023
Professional Development Day for MIHS
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MIHS PD Day (Full)
Fri, August 25, 2023
Professional Development Day for MIHS
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MS & Elem AM PD/PM Prep
Mon, August 28, 2023
Morning Professional Development/Afternoon Prep
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First Day of School
Mon, August 28, 2023
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Instructional Technology PD Day
Tue, August 29, 2023
Professional Development in Instructional Tech
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Preservice Day (AM Only)
Wed, August 30, 2023
AM Preservice Day
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First Day of School
Wed, August 30, 2023
School/District Opens
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Labor Day
Sat, September 2, 2023
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Labor Day (No School)
Mon, September 4, 2023
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Labor Day
Mon, September 4, 2023
School/District Closed
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Start of School
Thu, September 7, 2023
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Rosh Hashanah
Fri, September 15, 2023 – Sun, September 17, 2023
Observance begins at dusk
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Yom Kippur
Sun, September 24, 2023 – Mon, September 25, 2023
Observance begins at dusk
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Rosh Hashanah
Mon, October 2, 2023 – Wed, October 4, 2023
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No School Students; K-12 Certificated PD Day (Full)
Mon, October 9, 2023
Professional Development Day for K-12 (Full Day)
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Indigenous Peoples’ Day
Mon, October 9, 2023
Normal classroom procedures
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No School
Mon, October 9, 2023
No inclusive Pre-School Community Services
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Yom Kippur
Wed, October 11, 2023
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Indigenous Peoples’ Day
Sat, October 14, 2023
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Diwali
Tue, October 31, 2023
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First Quarter Ends (MIHS)
Thu, November 2, 2023
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½ Day Elem Only; Elem Grading Day
Thu, November 9, 2023
Half Day for Elementary, Grading Day
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Half Day
Thu, November 9, 2023
No PM class or extracurricular; No PM Community Services
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Veterans Day (No School)
Fri, November 10, 2023
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Veterans Day Observed
Fri, November 10, 2023
School/District Closed
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No School
Sat, November 11, 2023
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Veterans Day
Sat, November 11, 2023
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Diwali
Sun, November 12, 2023
Normal classroom procedures
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Elem Conferences (2.5 Days)/Elem Free First Time Ends (MS/Elem)
Mon, November 20, 2023 – Wed, November 22, 2023
Elementary School Parent-Teacher Conferences
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Preschool Conferences
Mon, November 20, 2023 – Wed, November 22, 2023
No School; No Community Preschool Services
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Thanksgiving Day (No School)
Thu, November 23, 2023
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Thanksgiving
Thu, November 23, 2023 – Fri, November 24, 2023
School/District Closed
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No School
Thu, November 23, 2023 – Fri, November 24, 2023
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Native American Heritage Day (No School)
Fri, November 24, 2023
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Native American Heritage Day
Fri, November 24, 2023
Normal classroom procedures
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Thanksgiving
Tue, November 28, 2023
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Native American Heritage Day
Wed, November 29, 2023
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Hanukkah
Thu, December 7, 2023 – Fri, December 15, 2023
Observance begins at dusk
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Student Half Day (All)
Fri, December 15, 2023
Half Day for All Students
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Half Day
Fri, December 15, 2023
No PM session or extracurricular; No PM Community Services
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Winter Break (No School)
Mon, December 18, 2023 – Mon, January 1, 2024
Winter Break
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No School
Mon, December 18, 2023 – Sun, January 1, 2023
No Community Pre-School Services
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Christmas Eve
Sun, December 24, 2023
School/District Closed
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Christmas Day
Mon, December 25, 2023
School/District Closed
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Hanukkah
Mon, December 25, 2023 – Tue, January 2, 2024
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New Years Day
Mon, January 1, 2024
School/District Closed
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Martin Luther King Jr. Day (No School)
Mon, January 15, 2024
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Martin Luther King, Jr. Day
Mon, January 15, 2024
School/District Closed
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Finals Week (MIHS)
Tue, January 16, 2024 – Fri, January 19, 2024
Finals Week at Mercer Island High School
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Semester One Ends (MIHS)
Fri, January 19, 2024
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K-12 Certificated PD Day (Half)
Mon, January 22, 2024
Half Day Professional Development for K-12
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Classified Tech Day (AM)
Mon, January 22, 2024
AM Classified Staff Technology Day
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Lunar New Year
Mon, January 29, 2024
School/District Closed
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Lunar New Year
Sat, February 10, 2024
Normal classroom procedures
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Ash Wednesday
Wed, February 14, 2024
Normal classroom procedures
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Presidents’ Day
Sat, February 17, 2024
School/District Closed
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Presidents’ Day (No School)
Mon, February 19, 2024
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Presidents’ Day
Mon, February 19, 2024
School/District Closed
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Mid-Winter Break (No School)
Tue, February 20, 2024 – Fri, February 23, 2024
Mid-Winter Break
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Ramadan Begins
Sat, March 2, 2024
Observance begins at dusk or sundown
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Ash Wednesday
Tue, March 5, 2024
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Ramadan begins
Mon, March 11, 2024
Observance begins at dusk
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Student Half Day (All)
Fri, March 15, 2024
Half Day for All Students
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Classified Tech Day (AM)
Fri, March 15, 2024
AM Classified Staff Technology Day
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Certificated Half Day (All)
Fri, March 15, 2024
Half Day Professional Development for Certificated Staff
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Classified Early Release Flex Day
Fri, March 15, 2024
Classified Staff Early Release Flex Day
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Nowruz (Persian New Year)
Wed, March 20, 2024
Normal classroom procedures
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Nowruz (Persian New Year)
Thu, March 21, 2024
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Good Friday
Fri, March 29, 2024
School/District Closed
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Eid al-Fitr (End of Ramadan)
Sat, March 30, 2024
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Easter
Sun, March 31, 2024
School/District Closed
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Third Quarter Ends (MIHS)
Wed, April 3, 2024
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Spring Break (No School)
Mon, April 8, 2024 – Fri, April 12, 2024
Spring Break
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Eid al-Fitr (End of Ramadan)
Wed, April 10, 2024
Normal classroom procedures
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Passover
Fri, April 12, 2024 – Sat, April 20, 2024
Observance begins at dusk or sundown
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Good Friday
Thu, April 18, 2024
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Easter
Sat, April 20, 2024
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Passover
Mon, April 22, 2024 – Tue, April 30, 2024
Observance begins at dusk
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Scheduled Weather Makeup Day
Fri, May 24, 2024
Weather Makeup Day
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Memorial Day
Sun, May 26, 2024
School/District Closed
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Memorial Day (No School)
Mon, May 27, 2024
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Memorial Day
Mon, May 27, 2024
School/District Closed
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Eid al-Adha (Feast of Sacrifice)
Fri, June 7, 2024
Observance begins at dusk or sundown
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Day Elem Only; Elem Grading Day
Fri, June 14, 2024
Elementary Grading Day
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Eid al-Adha (Feast of Sacrifice)
Mon, June 17, 2024
Normal classroom procedures
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Last Day of School
Tue, June 18, 2024
Last Day of School for Students
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Juneteenth (No School)
Wed, June 19, 2024
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Juneteenth
Wed, June 19, 2024
Normal classroom procedures
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Scheduled Weather Makeup Days
Thu, June 20, 2024 – Fri, June 21, 2024
Scheduled Weather Makeup Days
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Independence Day
Thu, July 4, 2024
School/District Closed
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New Teacher Orientation
Mon, August 19, 2024 – Tue, August 20, 2024
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MIHS PP Day (Full)
Thu, August 22, 2024
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Elem AM/PM PD/Prep
Fri, August 23, 2024
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IMS & Elem AM PD/PM Prep
Fri, August 23, 2024
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Instructional Technology Day (ITD)
Mon, August 26, 2024
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Professional Development/Prep Day (PD)
Tue, August 27, 2024
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First Day of School (Grades 1-12)
Wed, August 28, 2024
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Possible First Day of School for Kindergarten
Thu, August 29, 2024
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Labor Day (No School)
Mon, September 2, 2024
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Possible First Day of School for Kindergarten
Tue, September 3, 2024
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No School (All Students)
Fri, October 11, 2024
K-12 Certificated PD Day (Half)
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First Quarter Ends (MIHS)
Fri, November 1, 2024
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Veterans Day (No School)
Mon, November 11, 2024
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Thanksgiving Day (No School)
Thu, November 28, 2024
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Native American Heritage Day (No School)
Fri, November 29, 2024
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Winter Break (No School)
Mon, December 23, 2024 – Fri, January 3, 2025
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MLK Jr. Day (No School)
Mon, January 20, 2025
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No School (All Students)
Fri, January 24, 2025
Final Exams Week (MIHS)
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No School Quarter Ends (MIHS)
Mon, January 27, 2025
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Elem/MIHS Certificated PD Day (Full)
Mon, January 27, 2025
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President’s Day (No School)
Mon, February 17, 2025
-
Mid-Winter Break (No School)
Tue, February 18, 2025 – Fri, February 21, 2025
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Second Trimester Ends (IMS/Elem)
Thu, March 13, 2025
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No School (All Students)
Fri, March 14, 2025
MIHS Certificated PD Day (Full)
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Scheduled Weather Makeup Day
Fri, March 28, 2025
Third Quarter Ends (MIHS)
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Spring Break (No School)
Mon, April 14, 2025 – Fri, April 18, 2025
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Scheduled Weather Makeup Day
Fri, May 23, 2025
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Memorial Day (No School)
Mon, May 26, 2025
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Half Day Elem Only; Grading Day
Fri, June 13, 2025
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Last Day of School
Wed, June 18, 2025
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Juneteenth (No School)
Thu, June 19, 2025
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Custodial Tech Day (AM)
Sat, June 28, 2025
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Custodial Tech Day (AM)
Sat, August 9, 2025
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