LS See You in September Picnic
Lower School
Category: All Grades K–5. Event Type: In-person.
Sunday, May 31, 2026, 1:00 PM – 3:00 PM.
South Fields, Rainspace: CSG gym.
Girls Lacrosse End of Season Banquet
Upper School
End of the Season Girls Lacrosse Banquet.
Category: Athletics: US. Event Type: In-person.
Sunday, May 31, 2026, 5:30 PM – 8:00 PM.
Straus.
MS Class Day
Middle School
Category: All Grades 6–8. Event Type: In-person.
Monday, June 1, 2026.
Orange week
Middle School
Category: Academics. Event Type: In-person.
Monday, June 1, 2026.
Field Trip - Level99 Natick (Grade 8)
Middle School
Category: All Grades 6–8. Student Activities. Event Type: In-person.
Monday, June 1, 2026, 9:00 AM – 2:15 PM.
Natick Mall.
Field Trip - Urban Air Trampoline and Adventure Park (Grade 6 & 7)
Middle School
Category: All Grades 6–8. Student Activities. Event Type: In-person.
Monday, June 1, 2026, 9:15 AM – 2:30 PM.
Bellingham, MA.
MS Yearbook Party
Middle School
Category: Student Activities. Event Type: In-person.
Monday, June 1, 2026, 2:30 PM – 3:30 PM.
Ware Patio.
Prom
Upper School
Category: Student Activities. Event Type: In-person.
Monday, June 1, 2026, 6:15 PM – Tuesday, June 2, 2026, 12:00 AM.
New England Aquarium, Boston.
Class I Parent Social
Upper School
Category: Rental. Event Type: In-person.
Monday, June 1, 2026, 6:30 PM.
Straus Library.
10:30am buses available for Middle School students
Middle School
Category: All Grades 6–8. Event Type: In-person.
Tuesday, June 2, 2026.
LS Last Full Day of Classes
Lower School
Category: Annual Calendar: LS 2025-2026. Event Type: In-person.
Tuesday, June 2, 2026.
MS Closing Ceremony
Middle School
Category: Annual Calendar: MS 2025-2026. Event Type: In-person.
Tuesday, June 2, 2026, 8:30 AM – 10:00 AM.
King Theater.
Stang Skirmish
Upper School
Category: Student Activities. Event Type: In-person.
Tuesday, June 2, 2026, 2:30 PM – 4:30 PM.
Pride Tea
Employee Events
Category: Student Activities. Event Type: In-person.
Tuesday, June 2, 2026, 4:30 PM – 6:30 PM.
Straus.
K-4 Dismissal at 12pm, no ASP, 12:15pm bus runs for Lower School students, no 3pm bus
Lower School
Category: Annual Calendar: LS 2025-2026. Event Type: In-person.
Wednesday, June 3, 2026.
Grade 5 Recognition Ceremony
Lower School
Category: Annual Calendar: LS 2025-2026. Event Type: In-person.
Wednesday, June 3, 2026, 8:30 AM – 10:30 AM.
King Theater
Ware Patio (Goodwin Room rainspace).
Senior Project Fair
Upper School
Category: Academics. Event Type: In-person.
Wednesday, June 3, 2026, 1:00 PM – 3:00 PM.
Rink side of ACC.
Baccalaureate Dinner & Performanes + Senior Sunset
Upper School
Category: Academics. Event Type: In-person.
Wednesday, June 3, 2026, 5:00 PM – 9:00 PM.
RSG gym, King Theatre, Kellner Patio.
US Prize Assembly
Upper School
Category: Academics. Event Type: In-person.
Thursday, June 4, 2026, 10:30 AM – 12:00 PM.
US Principal's Reception
Upper School
Category: Academics. Event Type: In-person.
Thursday, June 4, 2026, 4:00 PM – 5:30 PM.
FMC Hobbs Commons & Patio.
Upper School Graduation
Upper School
Category: Annual Calendar: US 2025-2026. Event Type: In-person.
Friday, June 5, 2026, 9:30 AM.
Houses close at 3pm
Upper School
Category: Annual Calendar: US 2025-2026. Event Type: In-person.
Friday, June 5, 2026, 3:00 PM.
US Speech & Debate: NSDA Nationals
Upper School
Category: Student Activities. Event Type: In-person.
Saturday, June 13, 2026 – Saturday, June 20, 2026.
Richmond, VA.
Staff holiday (Juneteenth observed)
Employee Events
Category: Holidays. Event Type: In-person.
Thursday, June 18, 2026.
Juneteenth
Employee Events
Category: Holidays. Event Type: In-person.
Friday, June 19, 2026.
Father's Day
Employee Events
Category: Holidays. Event Type: In-person.
Sunday, June 21, 2026.
Independence Day observed
Employee Events
Category: Holidays. Event Type: In-person.
Thursday, July 2, 2026.
Independence Day
Employee Events
Category: Holidays. Event Type: In-person.
Saturday, July 4, 2026.