Free family events on Long Island
Long Island has 24 free family events coming up in our guide: festivals, fairs, concerts, holiday celebrations, and outdoor movie nights that cost nothing to show up to, across Nassau and Suffolk.
Checked September 2026
The list refreshes as new events are added and past ones roll off, so it stays current week to week. Tap any event for the date, location, and a link to the organizer's page.
Sat Sep 12 (Saturdays, May 23-September 5)
Donations to the Museum to support our programs and operations are always appreciated.
Sep 12–Sep 13
Admission to the Street Bazaar is free.
Sun Sep 20 · 10:00 am–4:00 pm (Annual)
Admission is Free
Sun Sep 27 · 10:00 am–5:00 pm (Annual event held in late summer or early autumn)
Free admission
Mon Sep 28 · 11:00 am (Annual)
$10 for individuals, $25 for families
Sat Oct 17 · 10:00 am–12:00 pm (Annual)
Free event, accepting donations to Smithtown Food Pantry
Sun Oct 18 · 10:00 am–4:00 pm (Annual)
Free admission
Sat Nov 7 · 9:00 am–3:00 pm (Annual)
Free admission (except special events: $5 for night shopping events; kids 12 & under free for Halloween Fright Fest)
Common questions
What free things are there to do with kids on Long Island this weekend?
This guide lists the upcoming free family events (festivals, fairs, concerts, and holiday happenings), sorted by date so the soonest come first. For a broader picture, town and county parks, playgrounds, and many beaches are free to visit any day.
Are these events really free?
Every event in this guide is marked free to attend. Some may still charge for optional extras like parking, food, or a specific activity, so nearly every listing links the organizer's official page where you can confirm the details.
How often is the free events list updated?
The list always shows what's coming up: past events drop off automatically, and new ones appear as we add them. Check back weekly for the latest.