Jennings Sandridge Trails
Middleburg 4.1 milesExtraordinary quiet awaits west of Jacksonville on a 4.1 mile immersion into a healthy pine savanna on a central loop within the Sandridge Trails at Jennings State Forest.
JILONA South Trail
Jupiter 1.0 milesCircling scrub and tropical habitats in the shadow of Jupiter Inlet Lighthouse, this delightful mile loop along the Indian River Lagoon leads to outstanding scenic views.
Joe Kenner Trail
Flagler Beach 1.0 milesExplore two sides of Gamble Rogers Memorial State Recreation Area on a mile loop encompassing a lush coastal hammock and a view of the Atlantic Ocean.
Jonathan Dickinson Green Loop
Hobe Sound 5.0 milesFormerly the East Loop, the easternmost hike in the park scrambles up and down scrub-covered ancient dunes and through the ruins of Camp Murphy on its 5 mile circuit.
Jonathan Dickinson River Trail
Hobe Sound 1.4 milesBurrow into a tangled tunnel of mangrove forest with the Loxahatchee River lapping at their roots on a nature trail combining scrub-topped bluffs and river-level mud.
Jonathan Dickinson State Park
One of South Florida's best backpacking destinations, Jonathan Dickinson State Park encompasses a vast mosaic of ecosystems along the wild and scenic Loxahatchee River.
Juniper Springs
Silver Springs 1.4 milesExperience crystalline waters emerging from the midst of the world’s largest scrub forest in a subtropical forest at Juniper Springs in the Ocala National Forest.
Juno Dunes East
Juno Beach 0.6 milesSummit the natural high point of Palm Beach County on an easy loop along the east face of the Atlantic Coastal Ridge between US 1 and A1A in Juno Beach.
Juno Dunes West
Juno Beach 2.4 milesTraverse a gradient of habitats interrupted by a basin marsh along the scrubby slopes of the Atlantic Coastal Ridge to the mangrove-fringed edge of Frenchman's Creek.
Jupiter Inlet Lighthouse Outstanding Natural Area
Jupiter 1.5 milesOne of only three federally designated ONAs in the United States, Jupiter Inlet Lighthouse Outstanding Natural Area combines a unique location with botanical beauty and history.
Jupiter Ridge Natural Area
Jupiter 2.5 milesA tough series of climbs through sand as white as snow leads to a hidden beach and a forested ridgetop within the soundscape of the Atlantic ocean surf in Jupiter.
Kelly Park
Apopka 2.6 milesTubing Rock Springs Run is why most folks visit Kelly Park, but the Kelly Loop Trail provides unique perspectives on many more natural features within the park.