Summer in Nassau County is far from over, and August 2025 is packed with concerts, food festivals, cultural celebrations, and family-friendly fun. Whether you’re craving live music by the ocean, delicious eats from local favorites, or free outdoor activities under the stars, something is happening every week across Long Island’s North and South Shores. This guide to Nassau County August 2025 events gives you all the details you need—including dates, locations, and the best nearby restaurants—so you can make the most of every summer weekend.
August 1 — Nassau County August 2025 Event: Outlaw Music Festival, Jones Beach Theater (Wantagh)
Music legends Willie Nelson, Bob Dylan, and Wilco kick off the month at Jones Beach Theater. Open-air seating and ocean views make this an unforgettable night.
Where to Eat: DJs Clam Shack in Wantagh — try the lobster roll or classic clam chowder before the show.
August 1-2 — Nassau County August 2025 Events: Swim Across America (Glen Cove & Cold Spring Harbor)
Support cancer research with scenic swim events across the North Shore. Spectators and participants enjoy a strong community vibe for a good cause.
Where to Eat: Janine's American Bistro in Glen Cove — their Key West coconut shrimp are a local favorite after a big swim.
August 2 — Nassau County August 2025 Event: Doc Adams Base Ball Festival, Old Bethpage Village Restoration
19th-century baseball games and living history bring the past to life. A family-friendly step back in time.
Where to Eat: Pearl Kitchen & Cocktails in Old Bethpage — enjoy an ahi tuna beet salad with goat cheese paired with a coconut lychee martini.
August 2 — Goo Goo Dolls + Dashboard Confessional, Jones Beach Theater (Wantagh)
Alternative rock under the stars—a perfect Nassau County summer night.
Where to Eat: Mateo's Cantina, Wantagh — don't miss the birria tacos.
August 3 — The Offspring + Jimmy Eat World, Jones Beach Theater (Wantagh)
Pop-punk icons hit the stage for high-energy performances.
Where to Eat: Toto's, Wantagh — you must try their bone-in ribeye or the chateaubriand
August 3 — Nirvani Tribute Concert, North Hempstead Beach Park
This free Nirvana tribute show on the waterfront is another highlight among Nassau County's August 2025 events. Pack a blanket and a lawn chair for a sunset sing-along.
Where to Eat: 17A Cafe, Roslyn — try the lox bagel with scallion cream cheese, tomatoes, and a generous portion of hand-sliced gourmet lox. The extremely fresh fish makes the flavors outstanding
August 8-10 — Nassau County August 2025 Events: Long Island Retro Gaming Expo, Cradle of Aviation Museum (Garden City)
Three floors of classic arcade games, tournaments, and retro fun for all ages.
Where to Eat: Kyuramen in Garden City— go for the shio & miso ramen.
August 8 — AJR: Somewhere In The Sky Tour, Jones Beach Theater
Pop-rock trio with catchy hits and enormous energy.
Where to Eat: The Capital Grille, Garden City — the lobster mac & cheese is a must.
August 9 — Little Big Town + Carly Pearce, Jones Beach Theater
Country favorites perform live on Long Island's shoreline.
Where to Eat: EGP Land & Sea in Island Park — enjoy the Kona coffee-rubbed lamb chops with scenic views.
August 10 — Long Beach Lifeguard Memorial Swim & Dirty Sock 10K (Long Beach)
Athletic events celebrating local heroes, right on the sand and boardwalk. Part of the exciting lineup of Nassau County August 2025 events.
Where to Eat: Toast Coffee & Kitchen, Long Beach — fuel up with their millionare egg sammy.
August 12 — Lil Wayne: Tha Carter VI Tour, Jones Beach Theater
Hip-hop legend brings his hits to Nassau County.
Where to Eat: Pizza Italia NYC, Seaford — their classic NY pizza or vodka grandma pizza is perfect for a quick pre-show meal.
August 15 — Sebastian Maniscalco Comedy Tour, Jones Beach Theater
A night of laughter with relatable, hilarious storytelling.
Where to Eat: New Wave Seafood, Wantagh — indulge in the fried shrimp platter or Chilean sea bass.
August 16 — Nassau County August 2025 Event: Nature Play Day, Planting Fields Arboretum (Oyster Bay)
Hands-on outdoor festival with eco crafts and nature exploration.
Where to Eat: The Audrey Kitchen & Bar, Oyster Bay — known for their tuna tostada and oysters Rockefeller.
August 21-24 — Island Park Greek Festival (Panaghia of Island Park)
Greek music, dancing, and authentic cuisine create a lively four-day celebration of culture and flavor among Nassau County's August 2025 events.
Where to Eat: Uncle Leo's South Shore Pita Grill, Island Park— grab loukoumades and spanakopita to keep the party going.
August 22 — Astronomy Night, Jones Beach Bandshell
Stargazing and sky talks with telescopes by the ocean.
Where to Eat: Express Seafood Que Rica Comida!, North Merrick— try the octopus tacos with mango sauce or the ceviche.
August 23 — Long Island Celtic Festival & Highland Games, Old Westbury Gardens
Bagpipes, highland games, and Celtic culture in a stunning garden setting.
Where to Eat: Mim's, Roslyn Heights — go for the skirt steak or salmon.
August 23 — Nets Summer Fest, Jones Beach Field 4
Family-friendly activities, basketball, and music with the Long Island Nets.
Where to Eat: Simply Spinelli Cafe, Roslyn Heights— grab nutribombs, or avodado toast for easy eats.
August 23-24 — Nassau County August 2025 Events: Eisenhower Park Craft & Gift Fair (East Meadow)
Shop artisan goods and handcrafted treasures at one of Nassau's biggest fairs.
Where to Eat: The Union, East Meadow— try their lobster bisque or wagyu meatballs.
August 30-31 — Nassau County August 2025 Events: Eisenhower Park Craft & Gift Fair (2nd Weekend)
A second chance to browse local vendors, gifts, and treats as summer winds down.
Where to Eat: Black Label Burgers, East Meadow— don't miss their red label burger with truffle fries.
FAQs About Nassau County August 2025 Events
What are the top August 2025 events in Nassau County?
Major highlights include the Outlaw Music Festival at Jones Beach, Island Park Greek Festival, Eisenhower Park Craft & Gift Fairs, and the Long Island Retro Gaming Expo.
Are there free events in Nassau County this August?
Yes! Free events include Astronomy Night at Jones Beach, North Hempstead Beach Park concerts, and several community fairs throughout the month.
Which Nassau County August 2025 events are best for families?
Nature Play Day at Planting Fields, Eisenhower Park Craft Fair, and Nets Summer Fest are family-friendly favorites with activities for kids and parents alike.
Where can I find more details about Nassau County events?
Many events have official pages for schedules and tickets. Links are included in this guide, or you can visit local town websites for updates.
Plan Your August in Nassau County
Plan your August in Nassau County with this ultimate list of concerts, festivals, charity events, and family fun. Whether you’re staying local or visiting Long Island for a day trip, you won’t want to miss these experiences and must-try dishes.
📥 Download your FREE Nassau County August 2025 Events Guide—complete with a printable map of event locations and top local restaurant picks—to plan your perfect summer!
Want more things to do? Check out our Summer 2025 Guide for Free Things to Do in Nassau County.
