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Hiking trails & Routes
United States
New Jersey
Mercer County
Princeton

Mountain Lakes Nature Preserve White Trail

Easy

4.6

(1121)

17,440

hikers

Mountain Lakes Nature Preserve White Trail

00:45

2.83km

30m

Hiking

Step onto the Mountain Lakes Nature Preserve White Trail for a delightful, easy hike that immerses you in a vibrant forest setting. This 1.8-mile (2.8 km) route, with a gentle 100 feet (31 metres) of elevation gain, guides you through diverse terrain, from flat paths to areas with tree roots and small stream crossings. You'll enjoy a rich 'forest vibe' with old growth trees, green belts, and glimpses of the preserve's lakes, making for a pleasant 44-minute journey.

Planning your trip is simple, as the preserve offers ample parking and convenient restrooms. While the trail is generally accessible, be mindful that sections can become quite muddy after rain, so appropriate footwear is a good idea. This makes it an excellent choice for a quick, family-friendly outing or a beginner hike when you're in the Princeton area.

The Mountain Lakes Nature Preserve is notable for its interconnected trail network, allowing you to easily modify your outing. Beyond the White Trail, the preserve boasts significant biodiversity, supporting various plants and wildlife like spring peepers and great blue herons within its rocky creeks and wooded wetlands. The area also holds historical context, with old stone walls hinting at its past, including one of its lakes created for ice harvesting in the late 19th century.

Last updated: June 9, 2026

Waypoints

A

Start point

Parking

Get Directions

885 m

Community Park North

Nature Reserve

1.48 km

Public Open Space

Nature Reserve

B

2.83 km

End point

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Way Types & Surfaces

Way Types

2.23 km

541 m

< 100 m

Surfaces

2.29 km

319 m

133 m

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

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Today

Tuesday 14 July

34°C

18°C

0 %

Additional weather tips

Max wind speed: 19.0 km/h

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Frequently Asked Questions

Where can I park to access the Mountain Lakes Nature Preserve White Trail?

The Mountain Lakes Open Space Area, which includes the White Trail, has designated parking areas. You can find detailed information and maps on the official Princeton website: princetonnj.gov. Look for trailheads within the preserve.

Is the White Trail at Mountain Lakes Nature Preserve dog-friendly?

Yes, the trails within the Mountain Lakes Open Space Area are generally dog-friendly. However, always ensure your dog is kept on a leash and that you clean up after them to preserve the natural environment for everyone.

What is the best time of year to hike this trail?

The White Trail offers beauty throughout the year. Spring brings flowering dogwood, yellow trout lily, and spring beauty. Summer showcases wild mints, milkweeds, cardinal flower, and goldenrods. Fall offers vibrant foliage, and winter provides a quiet, serene experience. Consider visiting in spring or fall for comfortable temperatures and abundant flora.

Do I need a permit or pay an entrance fee for the Billy Johnson Mountain Lakes Nature Preserve?

No, there are typically no permits required or entrance fees to access the Billy Johnson Mountain Lakes Nature Preserve or its trails, including the White Trail. It's a public open space for everyone to enjoy.

What is the terrain like on the White Trail?

The terrain is varied, featuring old-growth forests, wooded boulder fields, wetlands, open fields, and rocky streams. You'll encounter several small to medium-sized stream crossings that may require rock hops. While mostly flat, some sections have steep banks, downed trees, and tree roots. Parts can also be grassy and overgrown.

Is the Mountain Lakes Nature Preserve White Trail suitable for beginners or families?

Yes, the White Trail is generally considered easy and suitable for beginners and families. However, be aware that some sections are more rugged than expected, with stream rock hops and potentially challenging segments through boulder fields. It's a good introduction to hiking with a few interesting obstacles.

What kind of wildlife or plants might I see along the way?

The preserve is rich in biodiversity. Keep an eye out for great blue herons, kingfishers, various woodpeckers, bluebirds, and Eastern painted turtles. Depending on the season, you might spot flowering dogwood, yellow trout lily, spring beauty, wild mints, milkweeds, cardinal flower, and goldenrods.

Does the White Trail connect with other trails in the preserve?

Yes, the White Trail is part of an intricate network of trails within the Mountain Lakes Open Space Area. It intersects with other paths like the Yellow, Red, Orange, and Blue trails. This interconnectedness allows for longer hikes but can sometimes be a bit confusing, so it's a good idea to bring a map.

Are there any notable landmarks or viewpoints on this route?

While one segment of the White Trail might lead to a vista, it's noted that there might not be extensive views. You will cross a bridge by a pond, which is a pleasant feature. The preserve itself is notable for its diabase boulders, remnants of a volcanic intrusion, and its historical significance as former landholdings of William Penn.

How long does it typically take to hike the White Trail?

The White Trail is approximately 2.8 kilometers (1.7 miles) long. For an average hiker, it typically takes around 45 minutes to complete, depending on your pace and how often you stop to enjoy the scenery.

What should I bring for a hike on the White Trail?

Given the varied terrain and stream crossings, sturdy hiking shoes are recommended. A map of the preserve is helpful due to the interconnected trail network. Don't forget water, especially on warmer days, and binoculars if you're interested in spotting wildlife.

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