The Best FREE Things to Do on Long Island

Free things to do on Long Island

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Saturday Aug. 16, 2025

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

The Ark Digital Calendar Banner 27

11 am – 5 pm

“The Ark”: An Exhibition curated by Eric Fischl

The ChurchSag Harbor

8-16-25 Elderberry Syrup

11:30 am – 12:30 pm

How to Make Your Own Elderberry Syrup

Mattituck-Laurel LibraryMattituck

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

IMG_3133 (1)

Noon – 9 pm

Kids Create: Jewelry Workshop at WACH

Ages: 5 – 8
Family
Free

Women’s Art Center of the HamptonsBridgehampton

Ink & Steel

Noon – 2 pm

Ink and Steel

BAFFA GallerySayville

_MG_0225REMD

1 – 4 pm

Tour the Rocky Point Hallock Homestead Museum

Rocky Point Hallock Homestead MuseumRocky Point

DETOURVI_AI

1 – 2:30 pm

DETOUR VI Talk: AI

Ages: All
Art
Family
Free

Andy Tarshis Fine Art GalleryRiverhead

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2 – 6 pm

Fitzhugh Karol: On the Grounds

Arts Center at Duck CreekEast Hampton

Donkey and Bird 16×20

2 – 4 pm

Art Receptiion for Antoni Jurkiewicz, MD at the Great Neck Library

Art
Free

159 Bayview Avenue, Great Neck, NY 11023Great Neck

2 – 4 pm

Back-to-School Event

Ages: All
Community
Family
Free

Roosevelt FieldGarden City

8-18-25 Amer History

2 – 3 pm

American History Talk with John Viteritti

Mattituck-Laurel LibraryMattituck

Screen Shot 2025-07-30 at 4.46.16 PM

2 – 9 pm

Jazz Creole Festival

1 Elmont Rd, Corner of Elmont Rd and Hempstead TpkElmont

5 – 6 pm

Great Decisions Foreign Policy Association: American Policy in the Middle East

Quogue Library IncQuogue

Sunday Aug. 17

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

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