Snorkeling at John Pennekamp Coral Reef State Park in Key Largo

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Snorkeling at John Pennekamp Coral Reef State Park in Key Largo

John Pennekamp Coral Reef State Park in Key Largo is a top snorkeling destination, offering access to the only living coral reef in the continental United States. With crystal-clear waters, diverse marine life, and well-preserved coral formations, this park attracts snorkelers of all skill levels. The calm, shallow waters and guided tours make it an excellent choice for beginners, while deeper reef sites provide excitement for experienced snorkelers.

Adventure Guide To Snorkeling at John Pennekamp Coral Reef State Park

1. Christ of the Abyss

  • Located at Dry Rocks Reef, about six miles offshore.
  • Famous for its submerged bronze statue of Christ, which rests in about 25 feet of water and provides incredible underwater photo opportunities.
  • The reef surrounding the statue is home to angelfish, parrotfish, and sea fans.

2. Grecian Rocks

  • One of the best shallow reefs in the park, located just five miles offshore.
  • Coral heads rise close to the surface, making it ideal for snorkelers who prefer calm, protected waters.
  • Known for a vibrant mix of marine life, including spotted eagle rays and butterflyfish.

3. Molasses Reef

  • A deeper site about six miles off the coast with high visibility and colorful coral formations.
  • Offers encounters with nurse sharks, sea turtles, and barracuda.
  • The abundance of brain coral and sea fans makes it one of the most visually striking reefs in the park.

Local Insights

  • The park was established in 1963 as the first underwater park in the U.S., protecting over 70 square miles of Atlantic Ocean waters.
  • John Pennekamp is named after a Miami newspaper editor who played a key role in preserving Florida’s reef system.
  • The reef’s biodiversity includes over 260 species of fish and 80 types of coral, making it a critical marine habitat.

Visitor Tips

  • Best time to visit: Morning trips (8–11 AM) offer the best water clarity and avoid afternoon winds.
  • What to bring: Reef-safe sunscreen, snorkel gear (rentals available at the park), and a waterproof camera.
  • Directions: The park is located at MM 102.5 on the Overseas Highway, about a 1.5-hour drive from Miami.

Adventure Map

Reviews

Billy Warnera month ago
Had a wonderful time walking the nature trails and the aquarium exhibit was beautiful!! The two beaches, Cannon Beach and Far Beach, were nice but kinda crowded and not a lot of sand to relax on. Overall it was a pleasant experience and would recommend visiting if you are interested in the ocean life and plant life of the Florida Key's.
Dawn Thalera month ago
It was a beautiful place to visit. We went in to the beaches and visitor center. They have camping, snorkeling, glass bottom boat tours and kayak rental. They have all the gear you need to rent. Take your own towel and swim shoes the main beach is rock and crushed coral. The Far beach during our December visit was full of turtle grass but more sand than rock. The mangroves have trails and they have bike paths. Check the website for when they are open. The visitor center was in English and there were many multi language visitors. You can spend 20mn or more reading and learning about the local reef and shipwreck artifacts. They have a shower/changing house. They have separate rinsing showers too.
Linda Johnsona week ago
Only here for 2 weeks. Wish we could stay longer. Sites are small and close. But it's still nice. Picnic table and grill. No firepit. 2 small beaches. Beautiful aquarium in the visitor center. You can rent kayaks and boats. Places to put in your own kayaks. We're only in day 2. So I'm sure I'll add more pictures.
Katy Crockera week ago
We kayaked through the mangroves and canals with our own kayaks. Easy in and out access. We even saw an osprey nest with a baby in it. They have maps of the area so you don't get lost. Well kept park with lots of amenities. Nice clean showers and bathrooms. Interesting visitor center. We plan on coming back to bring our grandkids for one of their snorkeling tours and to spend time on the beach with them.
John Kennedya month ago
We went to kayak the mangroves and had a really great time! It cost ($9) to enter by vehicle and another ($45) for the double kayak for 2 hours. We were able to kayak the whole map in that time. We did make a couple wrong turns, there could be some more signage but no big deal. Make sure to look in the water to discover all types of wildlife. We saw jellyfish, crabs, starfish, stingray as well as corral and fish of course! Staff was friendly and helpful. Highly recommend!