The Best FREE Things to Do on Long Island

Free things to do on Long Island

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Thursday Jan. 1, 1970

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Mental Health Disorders: The Importance of Supporting Family and Friends

Free
Talks

Rogers Memorial LibrarySouthampton

10-15-25 Organize Me

WHAT STAYS AND WHAT GOES: AN ORGANIZER’S GUIDE TO MAKING DECISIONS (VIA ZOOM)

Free
Talks

Mattituck-Laurel LibraryMattituck

ParanoSigns from Beyond

Signs from Beyond

The Merrick LibraryMerrick

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The Devil in New York – The Witchcraft Trial of Goody Garlick

Islip Public LibraryIslip

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Community Health Fair

Peconic Recreation CenterPeconic

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VIRTUAL/IN-PERSON: Getting Started with AI for Genealogy

Free
Talks

Connetquot Public LibraryBohemia

Creative Cardboard Club (ages 9-14)

Classes
Free

Project Most Community Learning CenterEast Hampton

frights and bites Halloween

Hocus Pocus Escape Room

The Merrick LibraryMerrick

StagingGatsbyCalendarImage

Staging Gatsby: Excerpts from “These Gilded Souls, A Jazz Age Ghost Story”

Free
Theater

The Long Island MuseumStony Brook

YMI Banner

Youth Media Impact

Ages: 13 and up
Community
Family
Free

Hampton Bays Community CenterHampton Bays

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Hoarder’s Flea Market FRIGHT FEST Fri-Sun 10/17-10/19 with Night Shopping Sat 10/18/25

Hoarder’s Outdoor Flea MarketDeer Park

opera

Fun Opera and More with Claudio and Massimiliano

Free
Music

Connetquot Public LibraryBohemia

Scrabble Word games

Word Game Palooza

Free
Games

Rogers Memorial LibrarySouthampton

Lenz Vines harvest

ARTIST RECEPTION – JEN MOORE SMITH

Art
Free

The Lenz WineryPeconic

country line dancing

Country Line Dancing

Dance
Free

Connetquot Public LibraryBohemia

frights and bites Halloween (1)

Frights and Bites Outdoor Movie Night!

The Merrick LibraryMerrick

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All day

FALL FESTIVAL/ART TALK

Mattituck-Laurel Historical SocietyMattituck

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Walk for Epilepsy

Eisenhower ParkEast Meadow

Qgiv & Bloomerang Graphic – 2025-09-17T124024.078

NFAC: Brand You! Accelerate Your Career Trajectory Workshops for High-School Juniors & Seniors

North Fork Arts CenterGREENPORT

Great Give Back 2024 (2)

Main Street Clean Up

The Hampton LibraryBridgehampton

Annual Fire Prevention Day and Open House at Stony Brook Fire Department

Ages: All
Community
Family
Free

Stony Brook Fire DepartmentStony Brook

Great Give Back

Children’s Costume Drop & Shop part of “The Great Give Back’ with the Great Neck Library

159 Bayview Avenue, Great Neck, NY 11023Great Neck

39th Annual Rock Hall Country Fair

Rock Hall MuseumLawrence

Waldorf School of Garden City Annual Fall Fair

Ages: 5 and up
Craft & DIY
Family
Festivals

Waldorf School of Garden CityGarden City

Mineola Fall Festival

Ages: All
Family
Festivals
Free

Mineola Memorial ParkMineola

2025 Fall Festival

Rolling River Day Camp Annual Fall Festival

Ages: 3 – 12
Family
Festivals
Free

Rolling River Day CampEast Rockaway

Rock the

Rock The Harvest with Foreign Journey

Pindar VineyardsPeconic

mcginnis contrapunctous

Contrapunctus

Free
Music

Half Hollow Hills LibraryDix Hills

10-18-25 Rhonda Denet

A Performance by Rhonda Denet and her Trio

Free
Music

Mattituck-Laurel LibraryMattituck

Let’s Talk About the College Admissions Process

Let’s Talk About the College Admissions Process

The Merrick LibraryMerrick

Graphic-Fall for Local Artists

The Gallery at Quogue Library Presents… Fall for Local Artists

Art
Free

Quogue Library IncQuogue

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East End Environment Series: Hidden in Plain Sight: Long Island’s Rare and Unusual Fish with Naturalist Aidan Perkins

South Fork Natural History Museum (SoFo)Bridgehampton

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