Best Parks in the Florida Keys: Beaches, Trails and Nature

Executive Summary

The Florida Keys are known for turquoise water, coral reefs and island scenery, but some of the best experiences happen on land. From tropical nature trails and fossilized coral formations to sandy beaches and quiet mangrove shorelines, the parks of the Florida Keys offer something for nearly every outdoor enthusiast.

Whether you're visiting Key Largo for a day, spending a weekend in Marathon or exploring the Lower Keys on a road trip, the parks are excellent places to swim, kayak, watch wildlife, enjoy a picnic or learn about the region's natural and cultural history.

If you're looking for the best parks in the Florida Keys, start with John Pennekamp Coral Reef State Park, Bahia Honda State Park, Curry Hammock State Park and Fort Zachary Taylor Historic State Park. Each offers a different experience, so the best choice depends on where you're staying and what you want to do.

1. John Pennekamp Coral Reef State Park — Key Largo

Best for: Snorkeling, glass-bottom boat tours, kayaking and marine life.

John Pennekamp Coral Reef State Park is one of the Florida Keys' best-known outdoor destinations. Established in 1963, it was the first undersea park in the United States and protects approximately 70 nautical square miles of marine environments.

Visitors can explore the underwater world through snorkeling, scuba diving and glass-bottom boat excursions. The park also offers opportunities for kayaking, paddleboarding and exploring mangrove environments.

Even if you don't want to get in the water, the visitor center and its marine exhibits offer an introduction to the area's underwater ecosystems.

Why visit: This is an excellent starting point for first-time visitors who want to experience the marine environment that makes Key Largo famous.

Location: Key Largo, near Mile Marker 102.5 on the Overseas Highway.

Official information: John Pennekamp Coral Reef State Park.

Visitor note: As of October 2026, the park reports construction-related limitations affecting some facilities, including one boat ramp and boat-trailer parking. Check the official website before visiting.

2. Dagny Johnson Key Largo Hammock Botanical State Park — Key Largo

Best for: Walking, cycling, wildlife observation and tropical vegetation.

If you prefer exploring on foot rather than spending the day on a boat, Dagny Johnson Key Largo Hammock Botanical State Park offers a different perspective on the Upper Keys.

The park protects an extensive tropical hardwood hammock, a distinctive ecosystem that supports native plants and wildlife. Its trails allow visitors to explore the area's vegetation and enjoy a quieter outdoor experience.

Look for native plants, birds and other wildlife while walking through the shaded landscape. The park is particularly appealing to photographers and nature enthusiasts interested in the Keys beyond the coastline.

Why visit: Choose this park if you want to discover the natural habitats of the Upper Keys and enjoy a land-based outdoor activity.

Location: County Road 905 in Key Largo.

Official information: Florida State Parks — Find a Park

Check the park's official listing for current access information and available facilities.

3. Windley Key Fossil Reef Geological State Park — Islamorada

Best for: Geology, local history, short nature walks and educational outings.

Windley Key Fossil Reef Geological State Park reveals a fascinating part of the Florida Keys' geological and industrial history.

The park features fossilized coral limestone and the remains of a historic quarry where stone was extracted during the construction era of Henry Flagler's Florida East Coast Railway.

Walking trails take visitors past exposed fossilized reef formations, providing a closer look at the limestone that forms much of the Keys.

Interpretive displays and self-guided trails help explain how the landscape developed and how the quarry contributed to the region's transportation history.

Why visit: This is a good option for travelers who enjoy history, geology and quieter attractions away from the water.

Location: Windley Key, near Mile Marker 85 in Islamorada.

Official information: Florida State Parks — Find a Park

Verify operating days and admission details before your visit.

4. Long Key State Park — Long Key

Best for: Kayaking, birdwatching, fishing and coastal scenery.

Long Key State Park is known for its natural shoreline, shallow waters and opportunities to experience the quieter side of the Middle Keys.

Depending on current conditions and available facilities, visitors may enjoy kayaking, wildlife observation, fishing and nature trails.

The park also has an interesting history. In the early twentieth century, Long Key was home to a celebrated fishing camp associated with Henry Flagler's railroad. The original camp was destroyed by the Labor Day Hurricane of 1935.

Why visit: Long Key is worth considering if you prefer coastal nature and outdoor recreation over busy attractions.

Location: Long Key, near Mile Marker 67.4 on the Overseas Highway.

Official information: Long Key State Park.

Visitor note: As of October 2026, the park warns that portions of the day may be affected by king-tide flooding. Primitive camping and the Golden Orb hiking trail have also been listed as closed for construction. Check the latest official notice before making plans.

5. Curry Hammock State Park — Marathon Area

Best for: Kayaking, paddleboarding, kiteboarding, hiking and wildlife.

Curry Hammock State Park protects coastal habitats, including mangroves, seagrass areas and tropical vegetation.

Its natural coastline and sheltered waters make it attractive for kayaking and paddleboarding when conditions are suitable. The park also has a nature trail and opportunities to observe birds and other wildlife.

The setting offers a different experience from a developed beach or resort. Visitors can enjoy the landscape while learning about the ecosystems that help sustain the Keys.

Why visit: Curry Hammock is a strong option for outdoor enthusiasts who want to explore the Middle Keys without planning a full-day boat excursion.

Location: Near Mile Marker 56.2, between Marathon and the Lower Keys.

Official information: Florida State Parks — Find a Park

Check current conditions, water access and available amenities before traveling.

6. Bahia Honda State Park — Big Pine Key Area

Best for: Sandy beaches, swimming, snorkeling, scenic views and picnics.

Bahia Honda State Park is one of the most recognizable natural destinations in the Florida Keys. Its sandy beaches, clear water and historic railway bridge make it a popular stop for families, photographers and road-trippers.

The park has beach areas facing different directions, offering opportunities to swim, relax on the sand, snorkel when conditions permit and enjoy coastal scenery.

You can also explore the historic bridge trail and learn about the railroad that once connected the Keys.

Why visit: If your idea of a Florida Keys park includes sandy beaches and beautiful water views, Bahia Honda should be near the top of your list.

Location: Near Mile Marker 37, on Bahia Honda Key.

Official information: Bahia Honda State Park.

Visitor note: The park can temporarily close when day-use areas reach capacity. Arriving early on weekends and holidays is recommended. Shade is limited on the beaches, so plan accordingly.

7. Fort Zachary Taylor Historic State Park — Key West

Best for: Beach time, snorkeling, picnics, walking and Civil War history.

Fort Zachary Taylor Historic State Park combines coastal recreation with an important chapter of American history.

The park's beach is popular for swimming, snorkeling and picnicking, while the historic fort provides insight into nineteenth-century coastal defenses and the role the structure played during the Civil War and Spanish-American War periods.

Nature trails and shaded areas provide alternatives for visitors who want to explore on land.

Why visit: This park is an excellent choice if you're staying in Key West and want to combine a beach outing with a historic attraction.

Location: 601 Howard England Way, Key West.

Official information: Fort Zachary Taylor Historic State Park.

Quick Comparison: Which Florida Keys Park Is Best for You?

These parks provide different experiences, so consider combining two or three that fit your route rather than trying to visit them all in a single day.

What Should You Bring to a Florida Keys Park?

A little preparation can make your visit more comfortable.

• Sun protection: Bring sunscreen, a hat and sunglasses.
• Water: Stay hydrated, especially on exposed trails and beaches.
• Comfortable footwear: Some areas have uneven surfaces, rocky shorelines or natural trails.
• Swimwear and towels: Useful at parks with suitable swimming areas.
• Insect protection: Helpful around mangroves and other natural habitats.
• Reusable bags: Pack out your rubbish and help protect wildlife.
• Snorkeling or kayaking equipment: Bring your own if permitted, or check whether rentals are available.
• Weather information: Check the forecast, marine conditions and park alerts before departing.

Always follow posted swimming, boating, wildlife and trail rules. Never touch coral or disturb protected wildlife.

Are Florida Keys State Parks Worth Visiting With Children?

Yes. Several parks offer family-friendly outdoor activities, although the best choice depends on the children's ages and interests.

Bahia Honda is worth considering for a beach outing, while John Pennekamp offers opportunities to learn about marine life. Windley Key can be an interesting educational stop for children who enjoy rocks, fossils and history.

Before choosing a park, review available restrooms, shade, accessibility, swimming conditions and current facility closures.

Can You Visit More Than One Park in a Day?

Yes, particularly if you group parks by location.

For example:

• Upper Keys: Combine John Pennekamp with Dagny Johnson or Windley Key.
• Middle Keys: Consider Long Key and Curry Hammock, depending on opening conditions and your itinerary.
• Lower Keys and Key West: Consider Bahia Honda and Fort Zachary Taylor, allowing enough driving time.

Don't underestimate travel time on the Overseas Highway, particularly during busy periods. Some parks also have limited parking or can temporarily close when capacity is reached.