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
Physical Education
Student Contract
Student Handbook
Education Support-2023 Summer Reading Work
Library Media Center
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
Winter Vacation (Schools & Offices Closed)
What
Winter Vacation (Schools & Offices Closed)
When
12/23/2024
Copy to Google Calendar
•
Download iCal Event
Events
← Back to events list
•
Open calendar grid
Staff Directory
Calendar
News
Contact