Skip to main content
John L. Costley
Middle School
Social Media - Header
Facebook
Twitter
YouTube
Instagram
Technical Support
Main Menu Toggle
About Us
Our Mission, Vision, and Goals
Our Leadership Team
"Meet" Our Namesake - John L. Costley, Sr.
Staff Directory
Guidance & Counseling
Medical, Health, & Wellness
Academics
Library / IMC
Physical Education
Student Contract
Student Handbook
Education Support-2023 Summer Reading Work
Education Support-2023 Summer Mathematics Work
Clubs & Activities
Clubs & Activities
Student Council
Families
Parent Compact
Focus Parent Portal
Anti-Bullying Information
Apps Students Use: You Should Be Aware
Supply List
Calendar
Calendar
East Orange School District Policy Documents
Families
Student Handbook
Search
District Wide Staff Inservice (Students Off Only)
What
District Wide Staff Inservice (Students Off Only)
When
3/22/2023
Copy to Google Calendar
•
Download iCal Event
Events
← Back to events list
•
Open calendar grid
Staff Directory
Calendar
News
Contact
