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
Emergency Remote Learning Packet
Library / IMC
Physical Education
Student Contract
Student Handbook
Clubs & Activities
Clubs & Activities
Student Council
Families
Phase I - Hart Complex Middle School Opening
2021-2022 District Uniform List
Apps Students Use: You Should Be Aware
Focus Parent Portal
Parent Compact
Supply List
Calendar
Calendar
East Orange School District Policy Documents
Families
Search
Families
»
Costley Parent News Bulletins
Costley Parent News Bulletins
John L. Costley MS - Respect Yourself
Focus Parent Portal
Link opens in a new window
Parent Compact
Apps Students Use: You Should Be Aware
Costley Parent News Bulletins
Secondary ELA Summer Reading Project_Activity 2022
NJ DOE 2020-2021
Staff Directory
Calendar
News
Contact
