Patterson Mill High SchoolSchool Calendar
2025-26 Academic Calendar
Key dates, holidays, and events for Patterson Mill High School.
School at a Glance
Upcoming events & academic holidays2025-26 Academic Year
MAR
20
Eid al-Fitr
MAR
20
First Day of Spring
MAR
25
Maryland Day
MAR
27
3 Hour Early Dismissal for Students
MAR
27
Grades Posted to HAC
MAR
29
No School
Schools and Offices Closed- Spring Break
MAR
30
No School
Schools and Offices Closed- Spring Break
MAR
31
No School
Schools and Offices Closed- Spring Break
APR
01
April is School Library Month
APR
01
No School
Schools and Offices Closed- Spring Break
APR
02
International Children's Book Day
APR
02
No School
Schools and Offices Closed- Spring Break
APR
03
Good Friday
APR
03
No School
Schools and Offices Closed- Spring Break
APR
05
Easter
APR
05
No School
Schools and Offices Closed- Spring Break
APR
06
National Assistant Principals Week
APR
06
No School
Schools and Offices Closed- Spring Break
APR
10
Grades Posted to HAC
APR
10
Third Quarter Ends
APR
11
Administration of the ACT
APR
13
Fourth Quarter Begins
APR
17
3 Hour Early Dismissal for Students
APR
18
PTSA Event: Fiesta Primavera High School Social
APR
20
Public School Volunteer Week
APR
22
Administrative Professionals Day
APR
22
Earth Day
APR
22
Engage for Education Listening Session
APR
24
Grades Posted to HAC
APR
24
National Student Leadership Week
APR
24
Report Cards Distributed
MAY
01
National Physical Education and Sport Week
MAY
01
Registration of PreK Students Begins
MAY
02
Administration of the SAT
MAY
03
National Music Week
MAY
04
Teacher Appreciation Week
MAY
05
National Teacher Day
MAY
06
National Bike to School Day
MAY
06
National School Nurse Day
MAY
08
Grades Posted to HAC
MAY
16
Armed Forces Day
MAY
21
Parent Teacher Student Association (PTSA) Meeting
MAY
22
3 Hour Early Dismissal for Students
MAY
22
Grades Posted to HAC
MAY
25
No School
Schools and Offices Closed- Memorial Day
MAY
27
Eid al-Adha
JUN
05
Grades Posted to HAC
JUN
06
Administration of the SAT
JUN
09
Second Annual Academic Showcase
JUN
11
Last Day for Prekindergarten- ONE INCLEMENT WEATHER MAKE-UP DAY USED
JUN
12
Fourth Quarter Ends/Second Semester Ends
JUN
13
Administration of the ACT
JUN
14
Flag Day
JUN
15
Grades Posted to HAC
JUN
15
SCHOOLS OPEN, WITH 3 HOUR EARLY DISMISSAL: Inclement Weather Make-Up Day #1 (USED DECEMBER 2, 2025)
Partner TipEarly dismissal days and parent-teacher conferences are often updated 2 weeks in advance. Check back regularly to stay ahead of the schedule!