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Hiking in Hidden Lake: trails, map and practical info

Pine Barrens • New Jersey

4.3 Appreciated by 6 hikers
François Dumaine
By François DumaineContributor since 2013Updated 26/05/2026
Difficulty
Hard
Distance
32 km
Elevation
200 ft
Duration
8h20

Explore New Jersey's Pine Barrens on this 32 km hard trail featuring tea-colored cedar waters and fire-adapted pitch pines. With 200 m elevation gain and 8h20 estimated time, Hidden Lake rewards endurance hikers with a serene, remote wilderness setting in the Delaware Water Gap area.

Recommended for :
Intermediate hikers

Ready to explore Hidden Lake? Here's everything you need to know before you go!

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Trail description

Description

Hidden Lake in New Jersey's Pine Barrens offers a challenging yet rewarding journey into one of the state's most distinctive wilderness areas. This demanding 32-kilometer trail requires serious preparation and endurance, taking most hikers around 8 hours and 20 minutes to complete. Despite the substantial distance, the route maintains a relatively gentle profile with only 200 meters of elevation gain, making it a test of stamina rather than technical climbing ability.

The trail winds through the heart of the Pine Barrens, where sandy soils, acidic waters, and fire-adapted vegetation create an environment unlike anywhere else in the region. This unique ecosystem supports pitch pines, scrub oaks, and Atlantic white cedars that have evolved to thrive in the area's nutrient-poor, acidic conditions. The lake itself serves as a remote destination that few hikers reach, offering solitude and pristine natural beauty as your reward for the long journey.

Trail Characteristics and Terrain

The sandy soil that defines much of the Pine Barrens creates a distinctive hiking experience. While this terrain provides excellent drainage and keeps the trail passable even after rainfall, the soft surface can be surprisingly tiring over long distances. Your feet tend to sink slightly with each step, requiring more energy than hiking on packed dirt or rock. The relatively flat topography means you won't face steep climbs, but the distance and terrain demand good physical conditioning and proper pacing.

The route takes you through diverse Pine Barrens habitats, from dense cedar swamps where filtered sunlight creates an almost cathedral-like atmosphere, to more open areas dominated by the characteristic pitch pines and scrub vegetation. The understory features lowbush blueberries, huckleberries, and seasonal wildflowers that add color and variety to the landscape. The trail crosses several cedar-stained streams where the distinctive reddish-brown water reflects the tannins leached from decomposing vegetation.

Wildlife and Natural Features

The Pine Barrens support an impressive array of wildlife that you might encounter during your long hike. Bird watching opportunities abound, with various warblers, woodpeckers, and raptors calling this ecosystem home. White-tailed deer are common throughout the area, and you might spot signs of other mammals like foxes, raccoons, and occasionally black bears. The diverse amphibian population includes several species of frogs and salamanders that thrive in the moist, acidic conditions.

The unique chemistry of Pine Barrens waters creates specialized habitats that support rare plants like sundews and pitcher plants in areas where the water table sits close to the surface. These carnivorous plants have adapted to extract nutrients from insects rather than relying solely on the nutrient-poor soil. The acidic environment also supports specialized communities of aquatic life that have evolved to handle conditions that would be challenging for species found in more neutral waters.

The Remote Lake Experience

Hidden Lake rewards those who complete the challenging journey with a sense of true wilderness solitude. The lake's dark waters mirror the surrounding forest canopy, creating reflective surfaces that shift and change with the breeze. Trees grow right to the water's edge in many places, forming natural coves and intimate spaces perfect for rest and contemplation after the long hike.

The shoreline varies from small sandy areas to sections where fallen logs and aquatic vegetation create diverse habitat for fish, turtles, and waterfowl. The remote location means you're unlikely to encounter many other visitors, especially on weekdays or during cooler months. This isolation makes Hidden Lake an excellent destination for those seeking a true escape from crowds and a chance to experience the Pine Barrens in their most pristine state.

Seasonal Variations

Each season transforms the Hidden Lake experience in distinct ways. Spring brings emerging wildflowers and returning migratory birds, though some areas may be muddy from snowmelt and spring rains. Summer provides the fullest canopy cover and most active wildlife, but also brings higher temperatures, humidity, and significant populations of biting insects that can make the long hike more challenging.

Fall offers some of the most comfortable hiking conditions, with cooler temperatures and fewer insects, plus the added beauty of deciduous trees displaying brilliant yellows and reds against the evergreen backdrop. Winter hiking is possible when snow cover isn't too deep, offering stark beauty as the pines stand out against white landscapes, though ice can create hazardous conditions.

Essential Planning and Preparation

The 32-kilometer distance makes thorough preparation absolutely critical for a safe and enjoyable experience. Water management is particularly important since natural sources along the trail require treatment, and the acidic nature of Pine Barrens water can be problematic for some filtration systems. Carry more water than you think you'll need, plus backup purification methods.

Food planning should account for the full day commitment, with extra supplies in case you need more time than expected. The sandy terrain and long distance can be more exhausting than anticipated, so energy-rich snacks and a substantial lunch are essential. Pack layers for changing weather conditions, as you'll be out for most of a day.

Insect protection becomes crucial during warmer months when mosquitoes, ticks, and other biting insects are most active. The moist environment and dense vegetation create ideal conditions for these pests. Long pants and long sleeves provide additional protection, particularly when moving through areas with thick understory vegetation.

Navigation tools are essential for this remote, long-distance hike. The Pine Barrens can be disorienting with their relatively uniform appearance and network of intersecting trails and old roads. A map and compass or GPS device will help ensure you stay on route and can navigate safely back to your starting point. Cell phone coverage may be unreliable in remote areas, so don't depend on it for navigation or emergency communication.

Ready to go?

Everything you need to know before you go

Where?

Address
Browns Mills, NJ 08015, USA
GPS coordinates
39.8587959, -74.4326853
Phone
(609) 377-9949

Starting Point

The hidden lake trails are located in the Delaware Water Gap National Recreation Area. To get to the start of the trails, take exit 5 from Interstate 80 and follow the signs for the park. The trails start at the parking lot for the hidden lake overlook.

When?

Opening hours
From sunrise to sunset
Varies by season
Best season
Fall
Spectacular colors
Best time
Early morning
Less crowded
Weather (next days)
Loading

How much?

Entry fees
Adult
Not available
Child
What to bring?
Gear
  • Hiking shoes Essential
  • Layered clothing Essential
  • Rain jacket Essential
  • Trekking poles
  • Headlamp
Download the PDF checklist
Water & food
2L minimum
No water point on the trail
Bring energy snacks for a 4h+ hike
Good to know
Park rules
No dogs
Safety
Download the GPX before you go
Limited cellular coverage on the trail
Slippery after rain
Be careful on rocky sections
In an emergency
Emergency
911
Parking GPS
39.8587959, -74.4326853
Center
(609) 377-9949

Hikers' opinions

4.3
3 Reviews
NH
Nature Hiker
Feb 3, 2024
Hidden Lake trail exceeded expectations! The moderate difficulty level makes it accessible for most hikers despite the 32km distance. Starting from the overlook parking lot, the trail winds beautifully through Pine Barrens terrain. Plan for 3-4 hours and bring water as services are limited. The hidden lake views are absolutely spectacular and worth every step.
WW
Weekend Wanderer
Jan 28, 2024
Decent trail but be prepared for the length - 32km is no joke even with only 200m elevation gain. The Pine Barrens scenery is nice but can feel repetitive. Parking fees were annoying and wished dogs were allowed. Trail is well-marked from the Delaware Water Gap entrance. Took us closer to 4 hours with photo stops at the lake.
TE
Trail Explorer
Jan 15, 2024
Beautiful 32km trail through the Pine Barrens with stunning lake views. The 200m elevation gain is manageable and spread out nicely over the distance. Took us about 3.5 hours to complete. Note that parking and access require fees, and dogs aren't allowed. The Delaware Water Gap location is worth the drive from I-80 exit 5.

FAQ - Frequently asked questions

Everything you need to know
Hard
200.00
8h20
No
No
The Hidden Lake trail is 32 km long and typically takes 3 to 4 hours to complete. The actual time may vary depending on your pace and how often you stop to enjoy the scenery.
No, dogs are not permitted on the Hidden Lake trail. Please plan accordingly and consider alternative pet-friendly trails in the area if you're traveling with your dog.
Yes, there is an entrance fee to access the Hidden Lake trail as it's located within the Delaware Water Gap National Recreation Area. Check with the park for current fee information before your visit.
The Hidden Lake trail is open from sunrise to sunset daily. Plan your hike accordingly to ensure you complete the trail before dark, especially during shorter winter days.
To reach the Hidden Lake trailhead, take exit 5 from Interstate 80 and follow the signs for the Delaware Water Gap National Recreation Area. The trails start at the parking lot for the hidden lake overlook.
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Update : June 2026