The Best FREE Things to Do on Long Island

Free things to do on Long Island

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Thursday Aug. 14, 2025

Josh Gruenstein IMG_9354 2025_08_14

7 – 8 pm

SCIENCE & RELIGION A Conversation with Rabbi Dan Geffen & Josh Gruenstein “Robotics: The Oncoming Change”

Temple Adas Israel Sag Harbor, NYSAG HARBOR

7:30 – 9:15 pm

Hampton Synagogue Author Discussion Series

the hampton synagogueWesthampton Beach

Friday Aug. 15

Royal Botania at The Roundtree Amagansett

Midnight

Royal Botania, Thayers, and The Roundtree, Amagansett Launch a Summer Design Pop-Up

The Roundtree, AmagansettAmagansett

Mulford Farm from south

All day

Long Island History Hunt

Long IslandLong Island

All day

Long Island History Hunt

Ages: 5 and up
Family
Free
History & Culture

Oyster Bay

West Wind by Jon Van Brunt

10 am – 4 pm

The Atelier at Flowerfield is excited to present “Long Island Landscapes,” a dual exhibition of local artists Jonathan Van Brunt and Patricia Yantz opening Thursday, August 14th

Art
Classes

The Atelier at FlowerfieldSt. James

The Ark Digital Calendar Banner 27

11 am – 5 pm

“The Ark”: An Exhibition curated by Eric Fischl

The ChurchSag Harbor

allofme_d17afe

Noon – 5 pm

All of Me with All of You: LGBTQ+ Art Out of the Collection

Art
Free

Heckscher Museum of ArtHuntington

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Noon – 5 pm

JHB Gallery at Jetsam Studio

Art
Free

Jetsam StudioSouthampton

7.26 Chris Mack

Noon – 5 pm

Beyond the Present: Collecting for the Future

Southampton Arts CenterSouthampton

8. Goat on a Boat – small

Noon – 1 pm

Goat on a Boat Puppet Show: The Princess, the Frog & the Pea

Ages: 8 and under
Art
Family
Free

The Nathaniel Rogers HouseBridgehampton

Scrabble Word games

1 – 3 pm

Word Game Palooza

Free
Games

Rogers Memorial LibrarySouthampton

RML_logo_FINAL_COLOR – all blue

2 – 3:30 pm

Friday Matinee: September 5

Film
Free

Rogers Memorial LibrarySouthampton

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2 – 6 pm

Fitzhugh Karol: On the Grounds

Arts Center at Duck CreekEast Hampton

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6:30 – 8:30 pm

ROSES GROVE BAND at the Southampton Playhouse

Southampton PlayhouseSouthampton

WIP-Banner

7 – 8 pm

The Perlman Music Program Works in Progress Concerts

Free
Music

The Perlman Music ProgramShelter Island Heights

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7:30 – 9:30 pm

Ocean Beach Chamber of Commerce Summer Movie Series

Free

Ocean Beqch – Fire Island

Saturday Aug. 16

Royal Botania at The Roundtree Amagansett

Midnight

Royal Botania, Thayers, and The Roundtree, Amagansett Launch a Summer Design Pop-Up

The Roundtree, AmagansettAmagansett

Mulford Farm from south

All day

Long Island History Hunt

Long IslandLong Island

All day

Long Island History Hunt

Ages: 5 and up
Family
Free
History & Culture

Oyster Bay

Yard Ark 27

8 am – 5 pm

YARD ARK: Transforming your Yard into an Ark of Biodiversity with Edwina Von Gal, April Gornik, and Frank Quevedo

The ChurchSag Harbor

AdoptRoad

8 – 9 am

Old Farm Road Cleanup

Poxabogue ParkSagaponack

AdoptRoad

8 – 9 am

Old Farm Road Cleanup with Friends of the Long Pond Greenbelt

Poxabogue ParkSagaponack

9 – 10 am

Tai Chi

Mitchell ParkGreenport

9 am – 2 pm

Arts in the Plaza

Ages: All
Art
Family
Festivals

Kennedy PlazaLong Beach

Beach Debris

10 am – noon

AMSEAS Beach Walk & Cleanup at Hallock State Park

Hallock State Park PreserveRiverhead

docent-image-for-website

10 – 11 am

Join the Team! Docent Volunteer Open House

Art
Free

Heckscher Museum of ArtHuntington

West Wind by Jon Van Brunt

10 am – 4 pm

The Atelier at Flowerfield is excited to present “Long Island Landscapes,” a dual exhibition of local artists Jonathan Van Brunt and Patricia Yantz opening Thursday, August 14th

Art
Classes

The Atelier at FlowerfieldSt. James

Health Fair

10 am – 2 pm

Mattituck-Laurel Library Health Fair 2025 “Movement Matters”

Mattituck-Laurel LibraryMattituck

lif-calendar-Atlantic Base Ball Club 19th Century Base Ball-2025-06

11 am

Atlantic Base Ball Club 19th Century Base Ball

The Smithtown Historical SocietySmithtown

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