ACADEMIC CALENDAR KEY DATES 2026-27 AUGUST ’26
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8/14 Last Day of Summer at Parker 8/20-21 New Faculty Pre-Boarding 8/24-25 New Employee Orientation 8/27-9/4 Professional Work Days 8/31 JK Parent Orientation
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2 9
3 10
4 11
5 12
6 13
7 14
8 15
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SEPTEMBER ’26
Regular School Day | Key Academic Date
No School | Holiday or Break
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9/1 SK Parent Orientation 9/2 Grade 5 Parent Orientation/Grade 9 Student Orientation and Parent Welcome
9/3 LS Classroom Previews / MS Orientation 9/7 Labor Day 9/8 First Day of School
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OCTOBER ’26
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5
9/30-10/2 Grades 6 and 7 Camp 10/16 LS Parent/Guardian Check-Ins
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7
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9
10
11
12
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14
15
16
17
18
19
(No Classes for LS Students)
10/19 PSATs (Gr. 10 & 11)
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10/23 Homecoming 20
21
22
23
9/17 MS Back to School Night
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28
29
30
9/21 Yom Kippur
9/28-30 Grade 5 Pali Mountain
9/24 US Back to School Night
9/30-10/2 Grades 6 and 7 Camp S
9/15 LS Back to School Night
No School | Professional Work Day
NOVEMBER ’26
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DECEMBER ’26
11/19 LS Grandparents and Special Friends Day
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2
3
4
5
6
7
12/1 Day of Giving
11/20 End of First Trimester
8
9
10
11
12
13
14
12/11 LS & MS Conference Day
6
11/23-27 Fall Break
15
16
17
18
19
20
21
12/18 Professional Work Day
22
23
24
25
26
27
28
12/21–1/1 Winter Break
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30
24
25
26
10/30 Professional Work Day
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JANUARY ’27
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2
3
4
5
12/22-1/1 Winter Break
7
8
9
10
11
12
1/4 & 1/5 US Conferences
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4
5
6
7
8
9
13
14
15
16
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18
19
1/15 Professional Work Day
10
11
12
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14
15
16
20
21
22
23
24
25
26
1/18 Martin Luther King Jr. Day
17
18
19
20
21
22
23
27
28
29
30
31
24
25
26
27
28
29
30
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2
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5
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8
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10
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31
FEBRUARY ’27
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2/10 MS/US Grandparents and Special Friends Day
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MARCH ’27
1
2
3
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5
6
2/27-3/10 Global Travel (Gr. 11 & 12 only)
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APRIL ’27
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2
3
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5
6
3/26-4/4 Grade 8 Discovery Week
2/15 Presidents’ Day
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8
9
10
11
12
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3/5 End of Second Trimester
7
8
9
10
11
12
13
4/5-9 Spring Break
4
2/27-3/10 Global Travel (Gr. 11 & 12 only)
14
15
16
17
18
19
20
3/8-12 Mid-Winter Break
14
15
16
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18
19
20
4/12 Professional Work Day
11
12
13
14
15
16
17
21
22
23
24
25
26
27
3/15 Professional Work Day
21
22
23
24
25
26
27
18
19
20
21
22
23
24
3/15-26 Community Survey Open
28
29
30
31
25
26
27
28
29
30
3/26 Lower School Conference Day
3/26-4/4 Grade 8 Discovery Week
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JUNE ’27
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1
DATE TBD Affinity Group Celebrations
1
2
3
6/5 Commencement
28
MAY ’27
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DATE TBD Spring Arts Night 5/3-14 AP Exams (estimated)
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3
4
5
6
7
8
5/8 Gala
9
10
11
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14
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5/31 Memorial Day
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27
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31
Confirmed August 10, 2026; subject to change
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JULY ’27
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2
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6/28–8/14 Summer at Parker
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7
8
9
10
11
12
4
5
6
7
8
9
10
13
14
15
16
17
18
19
11
12
13
14
15
16
17
6/17 Promotions (MS Morning/LS Afternoon)
20
21
22
23
24
25
26
18
19
20
21
22
23
24
6/18 Juneteenth - Observed
29
28
29
30
25
26
27
28
29
30
31
6/21-25 Professional Work Days
6/28 First Day of Summer at Parker
6/16 Last Day of Classes (JK-11)
Total school days: 186 | Total required by CAIS (which may include shortened days, in-service days, and parent-teacher conference days): 175