South Lakes HighSchool Calendar
2026-27 Academic Calendar
Key dates, holidays, and events for South Lakes High.
School at a Glance
Upcoming events & academic holidays2026-27 Academic Year
AUG
10
New Teacher Training
AUG
14
Teacher Workday
AUG
24
First Day of School
SEP
4
No School
Holidays | Labor Day Break
SEP
11
Religious and Cultural Observance (Evening Only)
SEP
12
Rosh Hashanah (begins sundown 9/11 - sundown 9/13)
SEP
21
No School
Holiday | Yom Kippur (begins sundown 9/20 - sundown 9/21)
OCT
12
No School
Student Holiday (School Planning Day for Staff) | Indigenous Peoples’ Day
OCT
30
End of First Quarter | 2-hour Early Release
NOV
1
All Saints' Day / Día de los Muertos | Religious and Cultural Observance
NOV
2
Student Holiday (Teacher Workday for Staff)
NOV
3
Student Holiday (School Planning Day for Staff) | Election Day
NOV
8
Diwali
NOV
25
No School
Holidays | Thanksgiving Break
DEC
4
Chanukah (begins sundown 12/4 - sundown 12/12)
DEC
4
Religious and Cultural Observance (Evening Only)
DEC
8
Bodhi Day | Religious and Cultural Observance
DEC
21
No School
Holidays | Winter Break
DEC
25
No School
Christmas
JAN
1
No School
Holiday | New Year's Day
JAN
6
Three Kings Day/Epiphany | Religious and Cultural Observance
JAN
7
Orthodox Christmas | Religious and Cultural Observance
JAN
18
No School
Holiday | Martin Luther King Jr.'s Birthday
JAN
19
Orthodox Epiphany | Religious and Cultural Observance
JAN
28
End of Second Quarter | 2-hour Early Release
JAN
29
Student Holiday (Teacher Workday for Staff)
FEB
1
Student Holiday (Staff Development Day for Staff)
FEB
6
Lunar New Year
FEB
8
First Full Day of Ramadan (begins sundown 2/7 and continues with daily fast and nightly prayer until 3/8) | Religious and Cultural Observance
FEB
10
Ash Wednesday
FEB
15
No School
Holiday | Washington’s Birthday and Presidents’ Day
MAR
9
Religious and Cultural Observance (Evening Only)
MAR
10
No School
Holiday | Eid al-Fitr (begins sundown 3/9 – sundown 3/10)
MAR
20
Nowruz
MAR
22
No School
Holidays | Spring Break
MAR
26
Good Friday
MAR
28
Easter
APR
16
End of Third Quarter | 2-hour Early Release
APR
19
Student Holiday (Teacher Workday for Staff)
APR
20
Student Holiday (Staff Development Day) | Theravada New Year
APR
21
First Evening of Passover (begins sundown 4/21 – sundown 4/29), Religious and Cultural Observance (Evening Only)
APR
22
Second Evening of Passover, Religious and Cultural Observance (Evening Only)
APR
30
Orthodox Good Friday, Religious and Cultural Observance
MAY
2
Orthodox Easter
MAY
17
No School
Holiday | Eid al-Adha (begins sundown 5/16 - sundown 5/17)
MAY
31
No School
Holiday | Memorial Day
JUN
16
Last Day of School / Early Release | Two-hour day for middle and high school students | Two-hour early release for elementary school students
JUN
17
Staff Development Day for Staff
JUN
18
No School
Holiday | Juneteenth (Observed)
JUN
21
Teacher Workday
Partner TipEarly dismissal days and parent-teacher conferences are often updated 2 weeks in advance. Check back regularly to stay ahead of the schedule!
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at South Lakes High.
National Tests
August 7, 2026
SAT — National
Registration deadline
August 11, 2026
SAT — National
Late registration deadline
August 14, 2026
ACT — National
Registration deadline
August 22, 2026
SAT — National
Test date
August 28, 2026
SAT — National
Registration deadline
September 1, 2026
ACT — National
Late registration deadline