The Best FREE Things to Do on Long Island

Free things to do on Long Island

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Thursday Sep. 18, 2025

Pokémon TCG Meetup (1)

6 – 7:30 pm

On the Front Lines: 9/11 Reflections with Gerald Raffa

The Merrick LibraryMerrick

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6:30 – 8:30 pm

Prescription Drug Crimes

Free
Talks

Connetquot Public LibraryBohemia

Friday Sep. 19

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

Jolly Roger Flag -Pic Only

11 am – 4 pm

Jolly Roger Scavenger Hunt

Ages: 3 and up
Attractions
Family
Free

The Whaling Museum & Education CenterCold Spring Harbor

7.26 Chris Mack

Noon – 5 pm

Beyond the Present: Collecting for the Future

Southampton Arts CenterSouthampton

Noon – 5 pm

“All We See” presented by East End Photographers Group

Art
Free

The Depot Art GalleryMontauk

Scrabble Word games

1 – 3 pm

Word Game Palooza

Free
Games

Rogers Memorial LibrarySouthampton

FitzhughKarol_Beligila, Matailanga_SxSCottesloe2021_PhotoLouiseCoghill001_HR

2 – 6 pm

Fitzhugh Karol: On the Grounds

Arts Center at Duck CreekEast Hampton

Screenshot

2 – 6 pm

Daisuke Kiyomiya: Forms of Perception

The Arts Center at Duck CreekEast Hampton

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7:30 – 9:30 pm

Ocean Beach Chamber of Commerce Summer Movie Series

Free

Ocean Beqch – Fire Island

Saturday Sep. 20

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

9 – 10 am

Tai Chi

Mitchell ParkGreenport

9 am – 2 pm

Arts in the Plaza

Ages: All
Art
Family
Festivals

Kennedy PlazaLong Beach

01. CHTS

9 am – 4 pm

Southampton History Museum Carriage House Thrift Shop

Southampton History MuseumSouthampton

Beach Debris

10 am – noon

AMSEAS Beach Walk & Cleanup at Hallock State Park

Hallock State Park PreserveRiverhead

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

10 am – 4 pm

Coastal Vintage LI Antiques / Flea / Farmers Market

elks lodge southamptonSouthampton

Jolly Roger Flag -Pic Only

11 am – 4 pm

Jolly Roger Scavenger Hunt

Ages: 3 and up
Attractions
Family
Free

The Whaling Museum & Education CenterCold Spring Harbor

Light From Darkness

11:30 am – 4 pm

Light From Darkness

Art
Free

BAFFA GallerySayville

7.26 Chris Mack

Noon – 5 pm

Beyond the Present: Collecting for the Future

Southampton Arts CenterSouthampton

Noon – 5 pm

“All We See” presented by East End Photographers Group

Art
Free

The Depot Art GalleryMontauk

_MG_0225REMD

1 – 4 pm

Tour the Rocky Point Hallock Homestead Museum

Rocky Point Hallock Homestead MuseumRocky Point

FitzhughKarol_Beligila, Matailanga_SxSCottesloe2021_PhotoLouiseCoghill001_HR

2 – 6 pm

Fitzhugh Karol: On the Grounds

Arts Center at Duck CreekEast Hampton

Screenshot

2 – 6 pm

Daisuke Kiyomiya: Forms of Perception

The Arts Center at Duck CreekEast Hampton

Sunday Sep. 21

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

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