Planning for your family reunion in marathon Florida? Here are the top places and destinations to include in your things to do in marathon Florida
Already chosen Florida? Read the Florida Planning Guide.
Dolphin Research Center (Marathon)
Experience interactive dolphin encounters and educational programs about marine mammal research, conservation, and dolphin behavior in this renowned research facility. The center offers dolphin swims, educational presentations, and opportunities to learn about marine biology and conservation efforts. For reunion groups of 15–50, the Dolphin Research Center offers group admission rates and can accommodate parties of 20+ for scheduled programs with advance booking. The waterfront facility features ADA-accessible pathways and viewing platforms, and the structured program schedule means your entire group experiences each presentation together. On-site parking handles 15+ vehicles, and the center's gift shop and shaded seating areas provide comfortable gathering spaces between programs.
SCOUT LOGISTICS
General admission is $28 for adults and groups of 10 or more receive a $5 discount per person when booked at least 3 weeks in advance through the group reservations line. Swim-with-dolphin programs cost $199 per person and fill up 6 to 8 weeks ahead during winter high season from December through April. The facility is ADA accessible with paved paths to all viewing areas and a wheelchair-accessible dock for dolphin encounter programs.
Website: dolphins.org
Sombrero Beach (Marathon)
Relax on one of the Florida Keys' most beautiful beaches featuring soft sand, clear waters, and excellent facilities perfect for family beach days and water activities. Sombrero Beach offers swimming, snorkeling, and picnic areas with lifeguards and amenities for comfortable family visits. For reunion groups of 15–50, Sombrero Beach provides free reservable picnic pavilions with covered shelters, grills, and tables seating up to 40 guests — perfect for a reunion beach cookout. The large free parking lot accommodates 20+ vehicles, and the beach's playground equipment keeps children entertained while adults relax. ADA-accessible restrooms, outdoor showers, and paved paths to the pavilion area ensure comfort for all family members, and the calm, shallow waters are safe for children of all ages.
SCOUT LOGISTICS
This public beach is free to visit with a parking lot holding approximately 60 vehicles that fills by 10 AM on weekends during peak season from January through April. The beach has ADA-accessible restrooms and a paved pathway leading to the sand with a beach wheelchair available for loan at the lifeguard station. Avoid planning beach days during hurricane season from June through November and always check local weather alerts as tropical storms can develop rapidly in the Keys.
Website: ci.marathon.fl.us
Crane Point Museum & Nature Center (Marathon)
Discover Florida Keys natural and cultural history through exhibits, nature trails, and educational programs about the unique ecosystems and heritage of the Keys region. The center offers guided tours, wildlife viewing, and insights into Keys ecology and conservation efforts. For reunion groups of 15–50, Crane Point offers group admission rates and guided nature walks for parties of 20+ with advance booking. The 63-acre preserve features a mix of paved and natural trails — the main museum path is ADA accessible with flat surfaces and benches throughout. The spacious parking lot handles 20+ vehicles, and the covered pavilion area provides a shaded gathering space for your group. The butterfly conservatory, historic Adderley House, and wild bird center give subgroups varied activities while staying within easy walking distance of each other.
SCOUT LOGISTICS
Adult admission is $15 and groups of 12 or more pay $11 per person when reservations are made at least 10 days in advance by calling the education office. The nature trails are partially ADA accessible with a boardwalk loop through the hammock forest suitable for wheelchairs though the Wild Bird Center trail has uneven shell surfaces. Summer heat and humidity in the Keys peak from June through September with heat indices above 105F so bring water and plan morning visits before 11 AM.
Website: cranepoint.net
Seven Mile Bridge (Marathon)
Experience one of the world's longest bridges connecting Marathon to the Lower Keys with stunning panoramic views of the Atlantic Ocean and Gulf of Mexico. The bridge offers fishing opportunities, scenic drives, and photography locations showcasing the beauty of the Florida Keys. For reunion groups of 15–50, the Old Seven Mile Bridge (now a pedestrian path) provides a unique group walking experience with unobstructed ocean views on both sides — perfect for a reunion photo walk. The flat, paved surface is fully ADA accessible with railings throughout, and the 2.2-mile walkable section accommodates large groups without crowding. Free parking at the bridge entrance handles 15+ vehicles, and the no-reservation, no-fee access makes it an easy addition to any Keys reunion itinerary.
SCOUT LOGISTICS
The Old Seven Mile Bridge is free to walk or bike with parking available at the Veterans Memorial Park lot on the Marathon side holding about 40 vehicles. The bridge surface is paved and flat making it fully ADA accessible for wheelchairs and mobility devices with no vehicle traffic on the historic span. Book your visit outside hurricane season from June through November as the bridge closes during tropical storm watches and high winds above 35 mph can make conditions unsafe for pedestrians.
Website: fla-keys.com
The Turtle Hospital (Marathon)
Visit the world's only state-certified veterinary hospital dedicated exclusively to the rescue, rehabilitation, and release of endangered sea turtles, featuring educational guided tours and behind-the-scenes access to turtle rehabilitation areas. The hospital offers 90-minute educational experiences with up-close encounters with recovering sea turtles. For reunion groups of 15–50, The Turtle Hospital offers group tour rates and can accommodate parties of 25 per guided session (easily staggered for larger groups), with advance reservations required. The facility's outdoor rehabilitation pools and shaded viewing areas keep your group together throughout the experience, and the educational presentation engages all ages from children to grandparents. On-site parking accommodates 15+ vehicles, and the ADA-accessible pathways and ground-level viewing areas ensure everyone can participate fully.
SCOUT LOGISTICS
Guided educational tours are $27 per adult and run every hour from 9 AM to 4 PM with a maximum of 26 guests per tour requiring advance reservations at least 1 week ahead. Groups of 15 or more receive a $4 discount per person and private tours can be arranged for $35 per person with 3 weeks notice. The facility is partially ADA accessible with the main hospital building on level ground though the outdoor rehabilitation tanks require navigating a gravel path.
Website: turtlehospital.org
Bahia Honda State Park (Marathon)
Discover one of the Florida Keys' most stunning beaches at this state park featuring pristine sand, crystal-clear snorkeling waters, and the photogenic ruins of the historic Bahia Honda Bridge. The park offers kayak rentals, nature trails, and some of the best stargazing in the Keys due to minimal light pollution. For reunion groups of 15–50, Bahia Honda offers reservable group camping areas and covered picnic pavilions with grills and tables seating 30+ guests, ideal for a full-day reunion beach outing. The park's per-vehicle entry fee is budget-friendly for large groups, and the spacious parking areas accommodate 20+ vehicles across multiple beach access points. ADA-accessible restrooms, a camp store for supplies, and calm shallow waters safe for children make this a comfortable all-day destination for multi-generational groups.
SCOUT LOGISTICS
Entry is $8 per vehicle for 2 to 8 occupants and the park frequently reaches capacity by 10 AM on weekends from December through April so arrive early or risk being turned away. Cabin rentals start at $160 per night and should be booked 11 months in advance through Reserve America as they sell out the day reservations open. The Sandspur Beach area has ADA-accessible restrooms and a paved path to the sand but note that the park may close without notice during hurricane season from June through November.
Website: floridastateparks.org
Marathon Community Park & Marina (Marathon)
Enjoy this expansive waterfront community park featuring a public pool, playgrounds, sports courts, a skate park, and a marina with boat ramp access to the Atlantic Ocean and Florida Bay. The park offers diverse recreational activities in a single location with beautiful water views. For reunion groups of 15–50, Marathon Community Park provides reservable covered pavilions with picnic tables and grills seating 40+ guests, making it perfect for a casual reunion gathering with activities for every age group. The large free parking lot accommodates 25+ vehicles, and the park's variety of amenities — pool, playground, basketball courts, and waterfront walking paths — means every family member finds something to enjoy without leaving the same location. ADA-accessible restrooms, paved pathways, and shaded seating areas ensure comfort for all.
SCOUT LOGISTICS
The park is free to visit with a large parking lot accommodating over 100 vehicles and 8 ADA-designated spaces near the main pavilion entrance. Group picnic pavilions can be reserved for $75 to $150 per day and hold up to 60 people with reservations accepted up to 6 months in advance through the city recreation department. The marina offers boat slip rentals at $3 per foot per day and the playground and walking paths are fully ADA accessible with rubberized surfaces and paved routes throughout.
Website: ci.marathon.fl.us
Ken O.
Founder of AmazingReunion and veteran reunion organizer who has coordinated 50+ family gatherings across the US.