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Free Events and Things to do in Syosset, NY

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STEM•X Festival 2026
Sat, Oct 31, 10:00 AM + 1 more
Downtown Uniondale · Cradle of Aviation Museum
STEM•X Festival 2026
Sat, Oct 31, 10:00 AM + 1 more
Downtown Uniondale · Cradle of Aviation Museum
Sales end soon
Zeddy Will Rally Fest
Saturday at 2:00 PM
Uniondale Hempstead · Kennedy Memorial Park
Sales end soon
Zeddy Will Rally Fest
Saturday at 2:00 PM
Uniondale Hempstead · Kennedy Memorial Park
Selling fast
2026 Long Island TGNCNB Community Conference
Sun, Nov 8, 9:00 AM
Downtown Uniondale · Donald and Barbara Zucker School of Medicine at Hofstra/Northwell
Selling fast
2026 Long Island TGNCNB Community Conference
Sun, Nov 8, 9:00 AM
Downtown Uniondale · Donald and Barbara Zucker School of Medicine at Hofstra/Northwell
Celebrating Transplant and Cellular Therapy: Past, Present & Future (2026)
Tue, Nov 3, 6:00 PM
Central Syosset · Crest Hollow Country Club
Celebrating Transplant and Cellular Therapy: Past, Present & Future (2026)
Tue, Nov 3, 6:00 PM
Central Syosset · Crest Hollow Country Club
Almost full
Stew Leonard's Trick or Treat
Tue, Oct 27, 4:00 PM
Maywood · Stew Leonards
Almost full
Stew Leonard's Trick or Treat
Tue, Oct 27, 4:00 PM
Maywood · Stew Leonards
Sales end soon
2nd Annual Mopar & More Car Show
Saturday at 10:00 AM
Candy Section · Huntington Ram Service & Parts
Sales end soon
2nd Annual Mopar & More Car Show
Saturday at 10:00 AM
Candy Section · Huntington Ram Service & Parts
Coltrane at 100: The Coltrane Legacy
Sat, Nov 14, 3:00 PM
Caledonia · Half Hollow Hills Community Library
Coltrane at 100: The Coltrane Legacy
Sat, Nov 14, 3:00 PM
Caledonia · Half Hollow Hills Community Library
Sales end soon
Muslim DIY Maker Market II
Saturday at 2:00 PM
Birchwood · Marquee on Broadway
Sales end soon
Muslim DIY Maker Market II
Saturday at 2:00 PM
Birchwood · Marquee on Broadway
ACTV Studio IRL: Vuori Manhasset x Barre Method
Sun, Nov 8, 8:30 AM
Flower Hill · Vuori
ACTV Studio IRL: Vuori Manhasset x Barre Method
Sun, Nov 8, 8:30 AM
Flower Hill · Vuori
Just added
Trick or Treat with Stew Leonard’s
Tue, Oct 27, 4:00 PM
Barnum Woods · Stew Leonard's
Just added
Trick or Treat with Stew Leonard’s
Tue, Oct 27, 4:00 PM
Barnum Woods · Stew Leonard's
Sales end soon
NYSF Spooky Happenings Market
Saturday at 12:00 PM
West Side · 759 Long Island Ave
Sales end soon
NYSF Spooky Happenings Market
Saturday at 12:00 PM
West Side · 759 Long Island Ave
Ribbon Cutting Ceremony for Kings Park
Tue, Nov 10, 4:30 PM
San Remo · The Cornerstone Kings Park
Ribbon Cutting Ceremony for Kings Park
Tue, Nov 10, 4:30 PM
San Remo · The Cornerstone Kings Park
Sphere of Influence and Past Client Marketing Mastery
Wed, Oct 28, 3:00 PM
Lower Melville · 40 Marcus Dr suite 250
Sphere of Influence and Past Client Marketing Mastery
Wed, Oct 28, 3:00 PM
Lower Melville · 40 Marcus Dr suite 250
ACTV Studio IRL: Vuori Manhasset x SL:54
Sunday at 8:30 AM
Flower Hill · Vuori
ACTV Studio IRL: Vuori Manhasset x SL:54
Sunday at 8:30 AM
Flower Hill · Vuori
Almost full
TLE Massapequa Trunk or Treat
Saturday at 2:00 PM
Nassau Shores · 5795-5811 Merrick Rd
Almost full
TLE Massapequa Trunk or Treat
Saturday at 2:00 PM
Nassau Shores · 5795-5811 Merrick Rd
The Rock and Roll Playhouse Halloween Spectacular
Sat, Oct 31, 11:00 AM
Locustwood Gotham · Belmont Park Village
The Rock and Roll Playhouse Halloween Spectacular
Sat, Oct 31, 11:00 AM
Locustwood Gotham · Belmont Park Village
Long Island Job Fair November 5, 2026 - Long Island Career Fairs
Thu, Nov 5, 11:00 AM
Downtown · Holiday Inn Westbury-Long Island, an IHG Hotel
Long Island Job Fair November 5, 2026 - Long Island Career Fairs
Thu, Nov 5, 11:00 AM
Downtown · Holiday Inn Westbury-Long Island, an IHG Hotel
Almost full
Fall Family Fun Day 2026
Saturday at 12:00 PM
Queens Village · Wayanda Park
Almost full
Fall Family Fun Day 2026
Saturday at 12:00 PM
Queens Village · Wayanda Park
Almost full
CALLS x Katz Wellness Event
Fri, Nov 20, 12:00 PM
Center for Wellness and Integrative Medicine
Almost full
CALLS x Katz Wellness Event
Fri, Nov 20, 12:00 PM
Center for Wellness and Integrative Medicine
Selling fast
Halloween Splash or Treat at Saf-T-Swim Levittown
Saturday at 12:00 PM
Forest City · Saf-T-Swim of Levittown
Selling fast
Halloween Splash or Treat at Saf-T-Swim Levittown
Saturday at 12:00 PM
Forest City · Saf-T-Swim of Levittown

Trends in Syosset

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Explore more trends

Frequently asked questions about Syosset

What are the best free events to attend?

According to Eventbrite, the best free events are:

STEM•X Festival 2026

Zeddy Will Rally Fest

2026 Long Island TGNCNB Community Conference

Celebrating Transplant and Cellular Therapy: Past, Present & Future (2026)

Which events are currently trending in Syosset?

The trending searches this month in Syosset are:

things to do on long island today

sports career fair

Which free events are coming up?

Discover the best free events happening soon – you don't want to miss them:

2nd Annual Mopar & More Car Show

NYSF Spooky Happenings Market

Fall Family Fun Day 2026

Halloween Splash or Treat at Saf-T-Swim Levittown