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Fall Winter Hours in Effect

School Year Scheduling is in Effectsr!

Saturday: 1:00 PM - 5:00 PM
Sunday: 1:00 PM - 5:00 PM

The Long Island Explorium is open on additional school holidays and breaks:

Spring Break: Monday, 4/14/25 through Friday, 4/18/25.
Memorial Day: Monday, 5/26/25.
Juneteenth: Thursday, 6/19/25.

Check back here for updated scheduling.

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Our Work
Programs
Exhibits
Maker Faire
- Corporate Sponsors
- Student Maker Day
Parties
Events
Join + Support

Upcoming Events January on-2024

By LRodriguez | November 1, 2023

← Discovery Days at the Long Island Explorium

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Port Jefferson, NY 11777
631-331-3277

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