Call us (516) 678.1200

Planning for 2020-21 School Year
(and other Covid-19 related updates)

Happy Summer to our Oceanside Students and Families!

Keep up with skills during the summer with OSD Learning Platform
  • pictures of some retirees

    District Says Goodbye to Retiring Faculty And Staff
    Join us in wishing our retirees well [Learn more]

  • wellness week poster

    Celebrating our OHS & OHS Castleton Class of 2020

    We asked our seniors to tell us a little about themselves and their plans to share with the school community. Take a look!  [more]  

  • new admin pics

    district appoints new administrators at OHS & School #5

    Join us in congratulating Dr. Brendon Mitchell, Michelle Mastrande and Kevin Carbonetti on their new roles  (more)

  • pictures of students to illustrate goals

    report on district goals 
    Dr. Harrington reported to the Board of Education on 2019-20 goals and progress. Learn more.  (more) 

A Message from Our Superintendent of Schools 
 Please view the video & text of Dr. Harrington's message on our website.

Latest News

District Calendar

Superintendent's Messages





  Stay in touch by downloading our apps
# Infinite Campus Parent Portal App Infinite Campus Student Portal App