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