Academic Calendar
The Park School Academic Calendar
2026-27 calendar includes division-specific information.
2026-2027 Academic Calendar by Division
| September 2 Wednesday | CLASSES BEGIN (All Students); Lower School half day, 11:30 a.m. dismissal No Extended Day or afternoon bus service for Lower School |
| September 7 Monday | SCHOOL CLOSED: Labor Day |
| September 17 Thursday | Lower School Back-to-School Night, 6:30–8:45 p.m. |
| September 21 Monday | SCHOOL CLOSED: Yom Kippur |
| October 16 Friday | SCHOOL CLOSED FOR STUDENTS: Professional Development Day |
| October 29 Thursday | LOWER SCHOOL CLOSED: Parent/Teacher Conferences |
| November 6 Friday | LOWER SCHOOL CLOSED: Parent/Teacher Conferences |
| November 12 Thursday | STEAM Night for Families (Pre-K–Grade 5), 6 p.m. |
| November 25 Wednesday | SCHOOL CLOSED for Thanksgiving holiday; Classes resume on Monday, November 30 |
| November 30 Monday | Classes resume |
| December 18 Friday | 3:15 p.m. dismissal for Winter Break; classes resume on Monday, January 4 |
| January 4 Monday | Classes resume |
| January 18 Monday | SCHOOL CLOSED: Martin Luther King, Jr. Day |
| January 27 Wednesday | Literacy Night for Families (Pre-K–Grade 5), 6 p.m. |
| February 12 Friday | SCHOOL CLOSED FOR STUDENTS: Professional Development Day |
| February 15 Monday | SCHOOL CLOSED: Presidents’ Day |
| March 5 Friday | LOWER SCHOOL CLOSED: Parent/Teacher Conferences |
| March 11 Thursday | LOWER SCHOOL CLOSED: Parent/Teacher Conferences |
| March 12 Friday | 3:15 p.m. dismissal for spring break; classes resume on Monday, March 29 |
| March 29 Monday | Classes resume |
| April 12 Monday | SCHOOL CLOSED FOR STUDENTS: Professional Development Day; Potential Snow Make-up Day (if necessary) |
| May 21 Friday | May Day, 11 a.m. (12 p.m. Dismissal for Lower School students. No Extended Day and no bus service) |
| May 31 Monday | SCHOOL CLOSED: Memorial Day |
| June 11 Friday | 3:15 p.m. dismissal for summer vacation (Lower and Middle School) 1 p.m. dismissal for Upper School only |
| September 1 Tuesday | Orientation for 6th Grade and 7th and 8th Grade Students New to Park |
| September 2 Wednesday | CLASSES BEGIN |
| September 3 Thursday | Middle School Back-to-School Night |
| September 7 Monday | SCHOOL CLOSED: Labor Day |
| September 21 Monday | SCHOOL CLOSED: Yom Kippur |
| October 16 Friday | SCHOOL CLOSED FOR STUDENTS: Professional Development Day |
| November 2 Monday | MIDDLE SCHOOL CLOSED: Comment Writing Day |
| November 25 Wednesday | SCHOOL CLOSED for Thanksgiving holiday; Classes resume on Monday, November 30 |
| November 30 Monday | Classes resume |
| December 4 Friday | MIDDLE SCHOOL CLOSED: Parent Conferences |
| December 18 Friday | 3:15 p.m. dismissal for Winter Break; classes resume on Monday, January 4 |
| January 4 Monday | Classes resume |
| January 18 Monday | SCHOOL CLOSED: Martin Luther King, Jr. Day |
| February 12 Friday | SCHOOL CLOSED FOR STUDENTS: Professional Development Day |
| February 15 Monday | SCHOOL CLOSED: Presidents’ Day |
| March 8–11 Mon-Thur | Exploratory Learning Week |
| March 12 Friday | 3:15 p.m. dismissal for spring break; classes resume on Monday, March 29 |
| March 29 Monday | Classes resume |
| April 12 Monday | SCHOOL CLOSED FOR STUDENTS: Professional Development Day; Potential Snow Make-up Day (if necessary) |
| May 25 Tuesday | 8th Grade ADVOC8 Documentation Day |
| May 31 Monday | SCHOOL CLOSED: Memorial Day |
| June 11 Friday | 11:30 a.m. Eighth Grade Closing Ceremony; 3:15 p.m. dismissal for summer vacation: Lower and Middle School |
| August 31 Monday | Orientation for ALL 9th Graders |
| September 1 Tuesday | Orientation for ALL 9th Graders and NEW 10th, 11th, and 12th Graders |
| September 2 Wednesday | CLASSES BEGIN |
| September 7 Monday | SCHOOL CLOSED: Labor Day |
| September 10 Thursday | Upper School Back-to-School Night |
| September 21 Monday | SCHOOL CLOSED: Yom Kippur |
| October 15 Thursday | Senior Flex Day |
| October 16 Friday | SCHOOL CLOSED FOR STUDENTS: Professional Development Day |
| November 9 Monday | UPPER SCHOOL CLOSED: Comment Writing Day |
| November 25 Wednesday | SCHOOL CLOSED for Thanksgiving holiday; Classes resume on Monday, November 30 |
| November 30 Monday | Classes resume |
| December 18 Friday | 3:15 p.m. dismissal for Winter Break; classes resume on Monday, January 4 |
| January 4 Monday | Classes resume |
| January 18 Monday | SCHOOL CLOSED: Martin Luther King, Jr. Day |
| January 25 Monday | UPPER SCHOOL CLOSED: Comment Writing Day |
| February 12 Friday | SCHOOL CLOSED FOR STUDENTS: Professional Development Day |
| February 15 Monday | SCHOOL CLOSED: Presidents’ Day |
| March 12 Friday | 3:15 p.m. dismissal for spring break; classes resume on Monday, March 29 |
| March 29 Monday | Classes resume |
| April 12 Monday | SCHOOL CLOSED FOR STUDENTS: Professional Development Day; Potential Snow Make-up Day (if necessary) |
| May 31 Monday | SCHOOL CLOSED: Memorial Day |
| June 11 Friday | 1 p.m. dismissal for summer vacation (Upper School only) |
| June 14 Monday | Commencement |
Number of school days: 174
