Lakeville South HighSchool Calendar

2026-27 Academic Calendar

Key dates, holidays, and events for Lakeville South High.

School at a Glance
Upcoming events & academic holidays
2026-27 Academic Year

AUG

27

Elementary Assessment Day

SEP

1

Elementary Assessment Day

SEP

7

No School
No School / Labor Day

SEP

8

First day of school

SEP

8

HS Digital Learning Day (grades 10-12) / In-Person Learning (grade 9)

OCT

7

Late Start

OCT

15

No School
No School / MEA Break

NOV

3

No School
No School

NOV

6

End of 1st Quarter

NOV

9

No School
No School

NOV

25

No School
No School / Fall Break

DEC

23

No School
No School / Winter Break

DEC

25

No School
No School / Winter Break

JAN

1

No School
No School / Winter Break (Cont.)

JAN

18

No School
No School / MLK Day

JAN

21

End of 2nd Quarter

JAN

22

No School
No School

FEB

15

No School
No School / President's Day

FEB

16

No School
No School

MAR

3

Late Start

MAR

8

No School
No School

MAR

9

ACT Day (grade 11)

MAR

9

HS Digital Learning Day (grades 9, 10, 12)

MAR

25

End of 3rd Quarter

MAR

26

No School
No School

MAR

29

No School
No School / Spring Break

APR

1

No School
No School / Spring Break (continued)

APR

2

No School
No School / Spring Break (continued)

MAY

31

No School
No School / Memorial Day

JUN

3

High School Graduation

JUN

8

Elementary and Secondary Last Day of School
View Full 2026-27 Calendar
Calendar 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 Lakeville South High.

National Tests

August 1, 2026 – November 30, 2026

ISEE — Fall Testing Season

Testing window

August 3, 2026 – June 30, 2027

SSAT — Flex Testing

Testing window

August 22, 2026

SAT — National

Test date

August 28, 2026

SAT — National

Registration deadline

September 1, 2026

ACT — National

Late registration deadline

September 1, 2026

SAT — National

Late registration deadline
+76 more national tests this school year

State Assessments

February 1, 2027 – March 26, 2027

WIDA ACCESS for ELLs

Testing window
MN

February 1, 2027 – March 26, 2027

WIDA Alternate ACCESS

Testing window
MN
See the full national test & school calendar