Ostmann ElementarySchool Calendar
2025-26 Academic Calendar
Key dates, holidays, and events for Ostmann Elementary.
School at a Glance
Upcoming events & academic holidays2025-26 Academic Year
APR
22
HS Early Release 1.5 hours early
APR
29
HS Early Release 1.5 hours early
MAY
6
EL-MS-HS Early Release 2.5 hours early
MAY
13
HS Early Release 1.5 hours early
MAY
21
Tentative Last Day Early Childhood
MAY
21
Tentative Last Day EL/MS release 2.5 hours early
MAY
21
Tentative HS half-day finals am, Records Day pm
MAY
22
No School
NO SCHOOL EC-EL-MS Records Day
MAY
22
HS half-day finals am, Records Day pm
MAY
25
No School
NO SCHOOL ALL
AUG
12
Teacher Professional Development
AUG
14
New Educators Welcome
AUG
18
Teacher Work Day
AUG
19
Teacher Work Day
AUG
20
Training Day
AUG
25
CLASSES BEGIN
SEP
2
EL-MS-HS Early Release 2.5 hours early
SEP
7
No School
NO SCHOOL, ALL
SEP
16
HS Early Release 1.5 hours early
SEP
23
HS Early Release 1.5 hours early
SEP
30
HS Early Release 1.5 hours early
OCT
7
EL-MS-HS Early Release 2.5 hours early
OCT
14
HS Early Release 1.5 hours early
OCT
16
No School
NO SCHOOL EC-EL-MS
OCT
21
HS Early Release 1.5 hours early
OCT
28
HS Early Release 1.5 hours early
OCT
28
PM Parent-Teacher Conferences EC-EL-MS
OCT
29
No School
NO SCHOOL EC-EL-MS (Conferences)
OCT
30
No School
NO SCHOOL EC-EL-MS
NOV
2
No School
NO SCHOOL ALL
NOV
3
Teacher Professional Development Day
NOV
11
EL-MS-HS Early Release 2.5 hours early
NOV
18
HS Early Release 1.5 hours early
NOV
25
No School
NO SCHOOL ALL
NOV
26
No School
NO SCHOOL ALL
NOV
27
No School
NO SCHOOL ALL
DEC
2
EL-MS-HS Early Release 2.5 hours early
DEC
9
HS Early Release 1.5 hours early
DEC
16
HS Early Release 1.5 hours early
DEC
23
No School
NO SCHOOL ALL (Winter Break)
JAN
5
Records Day
JAN
6
CLASSES RESUME
JAN
13
EL-MS-HS Early Release 2.5 hours early
JAN
18
No School
NO SCHOOL ALL
JAN
27
HS Early Release 1.5 hours early
FEB
3
EL-MS-HS Early Release 2.5 hours early
FEB
12
No School
NO SCHOOL ALL
FEB
15
No School
NO SCHOOL ALL
FEB
24
HS Early Release 1.5 hours early
MAR
3
EL-MS-HS Early Release 2.5 hours early
MAR
10
HS Early Release 1.5 hours early
MAR
17
HS Early Release 1.5 hours early
MAR
19
No School
NO SCHOOL EC-EL-MS (Records Day)
MAR
22
No School
NO SCHOOL ALL
MAR
23
No School
NO SCHOOL ALL
MAR
24
No School
NO SCHOOL ALL
MAR
25
No School
NO SCHOOL ALL
MAR
26
No School
NO SCHOOL ALL
MAR
31
HS Early Release 1.5 hours early
APR
6
No School
NO SCHOOL ALL
APR
14
EL-MS-HS Early Release 2.5 hours early
APR
21
HS Early Release 1.5 hours early
APR
28
HS Early Release 1.5 hours early
MAY
5
EL-MS-HS Early Release 2.5 hours early
MAY
12
HS Early Release 1.5 hours early
MAY
19
Early Release 1.5 hours early
MAY
27
Tentative Last Day of School All (EL-MS-HS Early Release 2.5 hours early)
Partner TipEarly dismissal days and parent-teacher conferences are often updated 2 weeks in advance. Check back regularly to stay ahead of the schedule!