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.
Jonathan Dickinson White Loop
Hobe Sound 8.0 milesConnecting with the Ocean to Lake Hiking Trail, the White Loop provides passage to the park's backcountry as well as a satisfying day hike.
Julington-Durbin Preserve
Jacksonville 6.3 milesNamed for a pair of blackwater creeks that merge before entering the nearby St. Johns River, Julington-Durbin Preserve is a highly popular destination for exploring nature.
Jungle Hut Loop Trail
Palm Coast 1.1 milesNear the beach at Hammock Dunes, follow a windy trail through shady coastal hammocks on this easy 1.1 mile hike east of Palm Coast.
Juniper Lake Trail
Milton 1.0 milesConnecting white sand beaches and an oxbow lake with a popular campground, the Juniper Lake Trail at Blackwater River State Park is an easy scenic hike.
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 Natural Area
Juno Beach 3.0 milesPreserving a sliver of the Atlantic Coastal Ridge at the north end of Juno Beach, this expansive preserve extends from the Intracoastal Waterway to A1A.
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
Jupiter is the northernmost outpost of Palm Beach County, with easy access to natural lands along the Intracoastal Waterway, Atlantic Coastal Ridge, and the North Everglades Natural Area.