ISO Events Calendar

For more detailed information, please click the events in the calendar. The calendar is updated on an ongoing basis.

You may add events to your personal calendar by clicking on an event, selecting “Copy to my calendar,” and following the prompts.

You can also download the ISO  2018 – 2019 Calendar  as a PDF

Please note that there will NOT be Morningside rehearsal on December 18th, 2018.

InterSchool Orchestras of New York Events

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Winter Break!

December 24, 2018 - December 28, 2018

No Rehearsals!

Have a wonderful Holiday!


December 24, 2018
December 28, 2018