Marathon, Coastal city in Florida Keys, United States.
Marathon is a city in the central section of the Florida Keys in the United States. It spreads across several islands connected by bridges and surrounded by the waters of the Atlantic and the Gulf of Mexico.
Railway workers gave the town its name in the early 20th century, referring to the long construction effort to build the railroad through the Keys. The connection across the islands was later converted to a road now known as the Overseas Highway.
The Dolphin Research Center offers tours where visitors can watch dolphins in natural seawater pools. The facility works with volunteers who help with daily animal care and participate in scientific projects.
The town has a small airport and sits along the main road that runs through the island chain. Visitors arriving by car will find several access points to the water and numerous boat docks along the coast.
The Turtle Hospital is a clinic that takes in injured sea turtles and cares for them until they recover. Animals that cannot return to open waters live in large tanks where visitors can see them during guided tours.
Location: Monroe County
Inception: 1999
Elevation above the sea: 1 m
Website: http://ci.marathon.fl.us
GPS coordinates: 24.72639,-81.04028
Latest update: December 5, 2025 16:37
Seven Mile Bridge
19.2 km
Aquarius Reef Base
64.3 km
Overseas Railroad
8.5 km
Bahia Honda Rail Bridge
26.7 km
Pigeon Key
11.9 km
Florida Keys National Marine Sanctuary
20.8 km
Alligator Reef Light
44.9 km
Looe Key
42 km
Sugarloaf Key Bat Tower
54.2 km
Sombrero Key Light
13.1 km
Dolphin Research Center
10.6 km
National Key Deer Refuge
36.4 km
Theater of the Sea
50.4 km
Indian Key State Historic Site
39.3 km
Long Key Bridge
19.1 km
American Shoal Light
53.4 km
Everglades & Dry Tortugas
44.7 km
Pigeon Key Historic District
11.9 km
Pigeon Key
11.9 km
George Adderley House
3.6 km
Bahia Honda State Park
23.7 km
Snake Creek Bridge
52.2 km
Mud Lake Canal
50.9 km
Hell's Bay Canoe Trail
60.4 km
Florida Keys Memorial
46 km
Flamingo Visitor Center
47.6 km
Flamingo Campground
46.7 km
Flamingo Campground Amphitheater
47 kmReviews
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