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Hiking trails & Routes
United States
New Jersey
Mercer County
Pennington

Pennington Loop Nature Trail

Easy

4.5

(3812)

19,771

hikers

Pennington Loop Nature Trail

00:37

2.39km

20m

Hiking

The Pennington Loop Nature Trail offers a delightful, easy hike through a mature hardwood forest, providing almost constant views of Baldwin Lake. You'll traverse the Stony Brook floodplain, where large deciduous trees like Pin oaks and Sycamores tower overhead, and keep an eye out for Canada geese, swans, and even…

Last updated: June 9, 2026

Waypoints

A

Start point

Parking

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498 m

Penn View Heights Preserve

Nature Reserve

B

2.39 km

End point

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Way Types & Surfaces

Way Types

1.64 km

718 m

< 100 m

Surfaces

1.66 km

715 m

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Elevation

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Weather

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Saturday 10 October

22°C

7°C

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park for the Pennington Loop Nature Trail?

The trail is accessible from various points. While specific parking details aren't provided, the trail connects to Kunkel Park, which typically offers parking and amenities. Access to the main trailhead sometimes involves crossing the shallow Lewis Brook.

Is the trail dog-friendly?

Yes, the Pennington Loop Nature Trail is generally dog-friendly. However, please ensure your dog is kept on a leash and that you clean up after them to preserve the natural environment for all visitors and wildlife.

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

The trail can be enjoyed year-round. However, during wet periods or after heavy rains, sections in the floodplain can become quite wet, so wearing appropriate waterproof footwear is advisable. Spring offers views of vernal pools and active wildlife, while fall brings beautiful foliage.

Are there any permits or entrance fees required for the trail or Baldwin Lake Wildlife Management Area?

No, there are no specific permits or entrance fees required to access the Pennington Loop Nature Trail or the surrounding Baldwin Lake Wildlife Management Area. It is open for public enjoyment.

What is the terrain like on the trail?

The terrain is generally easy and mostly a flat pathway with minimal elevation changes. You'll traverse mature woodlands, open agricultural fields, and areas bordering Baldwin Lake and the Stony Brook. Be prepared for potentially wet sections, especially in the floodplain, where flood-borne debris might be present after heavy rains.

What kind of scenery and wildlife can I expect to see?

You'll enjoy almost constant views of Baldwin Lake, often spotting Canada geese and swans. The trail features impressively large trees, including Pin oaks, and strings of vernal pools vital for frogs and salamanders. It's a great spot for birdwatching, with opportunities to see aquatic and wading birds, as well as migrating and nesting songbirds. Keep an eye out for deer and even a fox!

Is the Pennington Loop Nature Trail a continuous loop?

While called a 'loop' trail, it's not a continuous loop in itself. However, you can connect its ends by walking through the pleasant residential streets of Pennington Borough to complete a circuit.

Does the trail connect to other paths or amenities?

Yes, the trail is part of the larger Stony Brook Greenway initiative and connects to Kunkel Park, which offers amenities like a picnic area and playground. It also traverses land managed by D&R Greenway and the State's Division of Fish and Wildlife.

How is the trail marked?

The trail is well-marked with D&R Greenway triangular signs in green, yellow, and blue. While some users note that mapping colors may not always align perfectly, the trail is predominantly blue-blazed.

What should I wear or bring when hiking the trail?

Given the potential for wet conditions, especially in floodplain sections, wearing sturdy boots is highly recommended. Otherwise, standard hiking attire suitable for the weather is appropriate. Don't forget water, and binoculars if you're interested in birdwatching.

Does the trail intersect other well-known paths?

Yes, the route also passes through sections of the Pennington Loop Trail.

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