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12 Unforgettable Things to Do in Long Island NY
Discover the best things to do in Long Island NY. Our 2026 guide covers Nassau County parks, museums, dining, and family fun. Plan your next adventure!
516 Update
March 24, 2026
Welcome, Nassau County neighbors! Long Island presents a fantastic collection of activities, but knowing where to start can often feel overwhelming. We've put together this friendly guide to the best things to do in Long Island, NY, with a special focus on the gems right here in our community. From the iconic shores of Jones Beach State Park to the historic halls of Old Westbury Gardens, this guide is packed with actionable information to help you plan your next family outing or weekend adventure.
This guide provides the context you need, like parking tips for Belmont Park in Elmont or the best times to visit Sagamore Hill in Oyster Bay to avoid crowds. For residents, this means less time planning and more time enjoying the culture, natural beauty, and unique attractions that make our Nassau County community a wonderful place to live. While exploring, some might also seek unique local services, like checking out the best tattoo shops Long Island has to offer. Our goal is to make every experience memorable and stress-free. For a weekly roundup of local happenings, be sure to visit our events page and subscribe.
1. Jones Beach State Park
A classic Long Island experience, Jones Beach State Park in Nassau County offers far more than just a place to swim. This iconic destination features 6.5 miles of pristine white-sand beaches, making it one of the most essential things to do in Long Island, NY. For local residents, it's a go-to spot for summer fun, from building sandcastles to enjoying the gentle surf.
Beyond the sand, the park features a 2-mile boardwalk perfect for a stroll or bike ride. You can play miniature golf, visit historic bathhouses, or catch a world-class concert at the legendary Northwell Health at Jones Beach Theater. For a quieter visit, explore the nature trails or try some surf fishing. This park provides a valuable recreational space for communities across Nassau County, NY.
Pro Tip: For a less crowded experience, especially on summer weekends, arrive before 9:00 AM to secure a convenient parking spot. Weekday visits or trips during May and September offer a more relaxed atmosphere.
For a deeper dive into this and other local green spaces, explore our ultimate guide to 10 must-visit parks in Long Island, New York.
2. Old Westbury Gardens
Step back in time at Old Westbury Gardens, a magnificent historic estate in the village of Old Westbury, NY. This peaceful escape is one of the most beautiful things to do in Long Island, NY. The former Phipps family estate features a stunning mansion surrounded by 200 acres of formal gardens and woodlands. For residents, it's a cherished cultural landmark and a perfect spot for a relaxing afternoon.
Visitors can tour the opulent Westbury House or stroll through the enchanting Walled Garden. The gardens host various community events, from classic car shows to seasonal festivals that attract families from across Nassau County. The venue's beauty makes it a popular choice for local photographers and has even been featured in films, adding to its significance for our community.
Pro Tip: For the best experience, visit during the spring bloom in May or for the rich autumn colors in October. Pack a picnic to enjoy on the sprawling lawns, but remember to book any guided group tours in advance to guarantee a spot.
To learn more about this and other significant local landmarks, see our list of 10 must-visit historic places on Long Island.
3. Roosevelt Field Shopping Center
Roosevelt Field, located in Garden City, NY, is Nassau County's largest shopping destination. This sprawling mall is a premier hub for retail, dining, and entertainment, built on the grounds of a historic airfield. For local residents, it's the go-to destination for everything from back-to-school shopping to a fun day out, with over 250 retailers.
The center offers more than just stores; it's a complete entertainment destination with a luxury movie theater and diverse dining options. Whether you're tackling your holiday shopping or just looking for an indoor activity, Roosevelt Field provides an unmatched experience, making it one of the most popular things to do in Long Island, NY, all year round. It's a key commercial center for our Nassau County community.
Pro Tip: For a less hectic visit, plan your shopping trip for a weekday morning. Using the mall's app can also unlock exclusive sales alerts and help you navigate the expansive layout efficiently.
For those interested in smaller-scale shopping, discover our curated guide to the best local boutiques across Nassau County.
4. Sagamore Hill National Historic Site
Sagamore Hill National Historic Site in Oyster Bay, NY, was the magnificent home of President Theodore Roosevelt. This "Summer White House" offers a fascinating glimpse into the life of one of America's most dynamic leaders. For history lovers in Nassau County, NY, the 26-room Victorian mansion, preserved with original furnishings, is a must-see.
The site also offers scenic nature trails that reflect Roosevelt's commitment to conservation, providing a beautiful outdoor space for visitors. This blend of history and nature makes Sagamore Hill one of the most unique things to do in Long Island, NY. It's an excellent educational destination for school groups and families, offering a direct connection to a significant piece of American history right in our backyard.
Pro Tip: To guarantee a spot on a guided tour of the mansion, book your tickets online in advance, especially during the busy summer and fall seasons. Visiting on a weekday often means smaller tour groups.
For more ideas on exploring local history, check out our complete guide to the top 12 historical sites in Nassau County.
5. Long Island Aquarium
The Long Island Aquarium in Riverhead offers an incredible day of discovery for families and marine life enthusiasts across the region. Though located on the East End, its engaging mix of entertainment and education makes it a worthwhile trip and one of the most rewarding things to do in Long Island, NY. Nassau County residents often make the journey for a special day out.
Visitors can get hands-on at interactive touch pools with stingrays or watch the playful sea lions. The aquarium also features beautiful outdoor exhibits, including a butterfly garden and a penguin encounter. For families and school groups in Nassau County, NY, it serves as a fantastic educational resource, bringing the wonders of the underwater world closer to home.
Pro Tip: To make the most of your visit, buy your tickets online in advance to save time. Arriving early on a weekday morning is your best bet for avoiding crowds and getting prime access to the popular touch tanks.
For more family-friendly ideas, check out our guide to the best kids' places in Long Island for fun and adventure.
6. Belmont Park Racetrack
For a taste of history and high-stakes excitement, a visit to Belmont Park in Elmont, NY, is a classic Long Island experience. This historic Thoroughbred horse racing venue in Nassau County hosts the final leg of the Triple Crown, the Belmont Stakes, and offers an electric atmosphere. For residents, it’s a chance to witness world-class racing and enjoy a unique day of entertainment.
The experience goes beyond just the races. Kids can see the magnificent horses up close in the paddock area, and the festival-like environment on major race days provides a full day of fun. The park's rich history adds a compelling educational element, making it one of the most iconic things to do in Long Island, NY, for sports fans and families alike.
Pro Tip: For a smooth trip, take the Long Island Rail Road (LIRR) directly to the Belmont Park station, especially on busy race days, to avoid traffic. If you're new to betting, start with small wagers for a fun way to get involved.
7. Hempstead Lake State Park
Hempstead Lake State Park, a sprawling oasis in West Hempstead, NY, is a 714-acre haven for year-round recreation. As one of Nassau County's most significant freshwater resources, it offers a refreshing alternative to the coastline. For local families, it’s a perfect spot for picnics, playground fun, and exploring wooded trails.
The park boasts three lakes for fishing, kayaking, and wildlife observation. Visitors can also use the bridle paths, tennis courts, and dedicated paths for cycling and jogging. A historic hand-carved wooden carousel adds a touch of nostalgic charm, making it a beloved community asset. This park is an essential destination for anyone in Nassau County, NY, looking for accessible nature and recreation.
Pro Tip: For the best wildlife viewing and a truly peaceful atmosphere, visit between 7:00 AM and 9:00 AM. Bring binoculars for bird identification and check the weather beforehand, as trails can become muddy after rain.
To find more family-friendly spots and local gems, browse our complete weekend guide to Nassau County events and festivals.
8. Farmingdale Village & Local Farmers' Markets
Exploring Long Island's agricultural roots is a rewarding experience, and Nassau County's farmers' markets offer a direct connection to local growers. The market in Farmingdale, NY, is a great example of these lively community hubs where residents gather on weekend mornings. For anyone looking to support small farms and enjoy fresh food, this is a fantastic thing to do in Long Island, NY.
These markets are more than just a place to buy produce; they are a community experience. You can find everything from crisp vegetables and sweet berries to artisanal cheeses and freshly baked bread. This direct access to local goods supports our regional economy and provides residents with high-quality, seasonal food.
Pro Tip: Arrive between 8:00 AM and 9:00 AM for the best selection, as popular items sell out quickly. Remember to bring reusable bags and some cash, although many vendors now accept cards.
To discover the best local spots for fresh produce and handmade goods, check out our complete guide to must-visit farmers' markets in Nassau County.
9. Holocaust Memorial & Tolerance Center (Glen Cove)
Located in Glen Cove, NY, the Holocaust Memorial & Tolerance Center is a profoundly moving and educational destination in Nassau County. This vital institution honors the victims and survivors of the Holocaust and serves as a powerful reminder of the dangers of intolerance. For local residents, a visit offers a crucial opportunity for reflection and conversation about history and humanity.
The center’s exhibits guide visitors through the history of the Holocaust with artifacts and survivor testimonies. It also actively promotes a more compassionate future through educational programs and community events. This makes it one of the most important cultural things to do in Long Island, NY, and a significant resource for schools and families across our community.
Pro Tip: When visiting with younger people, it's wise to prepare them with age-appropriate context beforehand. Engage with the knowledgeable docents and, if possible, attend a scheduled talk by a Holocaust survivor for a powerful firsthand perspective.
To learn more about this center and other significant cultural sites, visit our complete guide to museums and historical landmarks in Nassau County.
10. Splish Splash Water Park (Riverhead)
A summer rite of passage, Splish Splash in Riverhead is a sprawling 96-acre water park offering a full day of aquatic fun. Though it's a trip to the East End, its high-thrill slides and relaxing lazy river make it one of the most exciting things to do in Long Island, NY, for beating the summer heat. Nassau County, NY, residents often make the drive for a day of family fun.
The park caters to all ages with dedicated children's areas, ensuring even the youngest visitors have a safe and enjoyable experience. It's a popular destination for birthday parties, group celebrations, and creating lasting summer memories. For our community, it provides a fantastic warm-weather entertainment option within a reasonable drive.
Pro Tip: For smaller crowds and shorter lines, plan your visit for a weekday in early June or late August. Arrive right at opening to grab a good spot and ride the most popular slides before the afternoon rush.
For more family-friendly destinations, check out our guide to the best kid-approved activities in Nassau County.
11. Cold Spring Harbor Laboratory & Visitor Center
For a unique and educational outing, the Visitor Center at Cold Spring Harbor Laboratory offers a fascinating look into the world of biological research. This renowned institution in Cold Spring Harbor, NY, is home to Nobel Prize-winning scientists. For science-minded families and students in Nassau County, it’s one of the most intellectually stimulating things to do in Long Island, NY.
The Visitor Center presents complex scientific concepts through engaging, interactive exhibits. The laboratory also hosts public programs and lectures, providing deeper access to the minds shaping modern science. It’s an ideal destination for a family outing that inspires as much as it educates, highlighting the world-class innovation happening right here on Long Island.
Pro Tip: The content is best suited for students in grade 9 and above. Call ahead to confirm the Visitor Center’s hours and any special tour availability.
Learn more about this and other enriching local experiences by exploring our guide to cultural and educational hotspots in Nassau County.
12. Rockville Centre and Garden City Downtowns
For a blend of historic charm and modern energy, exploring the walkable downtowns of Rockville Centre and Garden City is one of the most rewarding things to do in Long Island, NY. These quintessential Nassau County villages offer a refreshing alternative to mall shopping, with picturesque main streets lined with unique boutiques, galleries, and local restaurants.
In Garden City, NY, Seventh Street is a hub of activity. Rockville Centre’s vibrant village center is known for its diverse dining scene and lively nightlife. For residents, these downtowns are vital community spaces that host frequent events and street fairs, making any visit a chance to support small businesses and experience authentic local character.
Pro Tip: Parking can be competitive. Look for municipal lots located a block or two off the main streets; they often have more availability than the metered spots right in front of the shops.
To stay updated on local happenings, check out our complete guide to Nassau County community events and street fairs.
Compare 12 Long Island Attractions
Attraction | 🔄 Implementation complexity | ⚡ Resource requirements | ⭐ Expected outcomes | 📊 Ideal use cases | 💡 Key advantages / Tips |
|---|---|---|---|---|---|
Jones Beach State Park | Moderate — parking/concert logistics, seasonal crowds | Moderate — parking fees, transit options, full-day time | ⭐⭐⭐⭐ — Iconic beach + live events | Family beach days, concerts, photography | Arrive early; visit weekdays/shoulder season; sunscreen |
Old Westbury Gardens | Low — easy access; guided tours possible | Low–Moderate — admission fee, 2–3 hrs recommended | ⭐⭐⭐⭐ — Historic, photogenic gardens | Photography, weddings, educational tours | Visit spring/fall; book tours in advance |
Roosevelt Field Shopping Center | Low — straightforward mall navigation | Variable — shopping budget; free parking; transit access | ⭐⭐⭐ — Comprehensive shopping & dining | Shopping sprees, dining, entertainment | Go weekday mornings; use mall app for deals |
Sagamore Hill National Historic Site | Moderate — guided-tour schedule limits flexibility | Low–Moderate — admission, allow 3–4 hrs | ⭐⭐⭐⭐ — Rich historical & educational visit | School groups, history enthusiasts, research | Book mansion tours early; check ranger programs |
Long Island Aquarium | Low — family-friendly flow, but peak lines | Moderate — admission, 2–3 hrs; limited parking | ⭐⭐⭐ — Interactive marine education | Family outings, school trips, birthday parties | Visit weekday mornings; buy tickets online |
Belmont Park Racetrack | Moderate — event crowds and wagering logistics | Variable — admission, possible betting costs, travel | ⭐⭐⭐ — Authentic racing experience | Sporting events, corporate outings, fans | Start with small wagers; arrive early on big days |
Hempstead Lake State Park | Low — easy trail access and facilities | Low — free admission/parking; bring basics | ⭐⭐⭐ — Accessible nature recreation | Daily walks, picnics, birding, cycling | Visit early morning; bring insect repellent and water |
Farmers' Markets & Agricultural Experiences | Low — casual visits; variable schedules | Low — purchases as needed; bring cash/reusable bags | ⭐⭐⭐⭐ — Fresh local produce & community benefits | Grocery sourcing, family outings, CSA sign-ups | Arrive early for best selection; talk to vendors |
Holocaust Memorial & Tolerance Center | Moderate — emotionally intensive programming | Low–Moderate — admission, 2–3 hrs; school coordination | ⭐⭐⭐⭐ — Deep educational and moral impact | School field trips, teacher PD, remembrance events | Prepare visitors in advance; engage docents |
Splish Splash Water Park | Moderate — seasonal operation, long lines possible | High — admission, parking, food; full-day commitment | ⭐⭐⭐⭐ — High-energy family entertainment | Summer vacations, birthday parties, teen groups | Visit early season or Sept; use virtual queue system |
Cold Spring Harbor Laboratory & Visitor Center | Moderate — limited hours, advance registration | Low–Moderate — some free/paid programs, 1–2 hrs | ⭐⭐⭐ — Strong STEM educational value | High-school field trips, science enthusiasts | Call ahead for tours; best for grades 9+ |
Rockville Centre & Garden City Historic Districts | Low — self-guided, walkable downtowns | Low–Moderate — dining/shopping spend, flexible time | ⭐⭐⭐ — Charming local commerce & culture | Casual dining, boutique shopping, local events | Explore side streets; attend seasonal community events |
Make Every Weekend an Adventure in Nassau County
This guide proves that Nassau County, NY, is a destination in its own right, filled with a rich variety of attractions. From the grandstands of Belmont Park in Elmont to the quiet paths of the Holocaust Memorial & Tolerance Center in Glen Cove, there are so many things to do in Long Island, NY, right in our backyard. The value of this list is understanding how to experience these places fully, knowing the best times to visit and what makes each one special for our community.
A memorable day out doesn't require a long trip. Whether you're looking for a family outing, a unique date night, or cultural enrichment, Nassau County delivers. The real magic happens when you pair this knowledge with action. Use this guide as your friendly starting point to explore all the great things our community has to offer.
Your Next Steps to Long Island Exploration
Planning your next local adventure is simple. Here’s how to start:
Pick one place you’ve never been. Maybe it's finally exploring Sagamore Hill or discovering the charming main street of Rockville Centre. Commit to visiting within the next month.
Plan a themed weekend. Combine a visit to a cultural site like Cold Spring Harbor Laboratory with a nearby dining experience. Or, plan a "nature weekend" with a trip to Hempstead Lake State Park and a local farmers' market.
Embrace the seasons. A summer day at Splish Splash is a completely different experience from enjoying fall foliage at Old Westbury Gardens. Keep this list handy year-round.
Staying connected to the pulse of our community is the key to making the most of living in Nassau County, NY. Don't let another weekend pass by wondering what to do. Start exploring the incredible things to do in Long Island NY, and you'll find adventure is closer than you think.
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