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Routes
Mountain biking trails
United States
New Jersey
Mercer County
Princeton Junction

Mercer County Park – Mercer Lake loop from Princeton Junction

Routes
Mountain biking trails
United States
New Jersey
Mercer County
Princeton Junction

Mercer County Park – Mercer Lake loop from Princeton Junction

Easy

4.9

(7909)

8,749

riders

Mercer County Park – Mercer Lake loop from Princeton Junction

01:51

30.8km

90m

Mountain biking

Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: May 27, 2026

Tips

Includes segments that go up or down a series of steps

You may need to carry your bike.

After 13 m for 6 m

After 11.6 km for 9 m

After 18.0 km for 9 m

After 30.8 km for 6 m

Waypoints

A

Start point

Train Station

Get Directions

1

6.72 km

Mercer County Park boathouse

Highlight • Rest Area

Your run takes you right past the Boathouse at Mercer Lake, which was recently renovated with 19-foot vaulted ceilings inside, tasteful stonework outside, and a long dock jutting into the lake. This is a popular venue for weddings.

Tip by

2

7.14 km

Blue Trail

Highlight (Segment) • Trail

This mostly unpaved trail makes a 5-mile (8 km) loop on the north side of Mercer Lake. Keep an eye and ear out for mountain bikers, who also use the same trail.

Tip by

3

11.9 km

Mercer County Park

Highlight • Rest Area

Mercer County Park offers a variety of outdoor recreation experiences. From picnic areas to volleyball courts to trails, this park encompasses over 2,500 acres and is free to the public. …

Tip by

4

12.5 km

Mercer Lake

Highlight • Lake

Mercer Lake, also known as Lake Mercer, is a 365-acre lake within Mercer County Park.

Tip by

B

30.8 km

End point

Train Station

Loading

Way Types & Surfaces

Way Types

16.9 km

4.62 km

3.68 km

3.64 km

1.78 km

222 m

Surfaces

11.6 km

9.98 km

4.15 km

3.15 km

1.93 km

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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

Powered by Foreca

Today

Sunday 12 July

28°C

18°C

19 %

Additional weather tips

Max wind speed: 17.0 km/h

to get more detailed weather forecasts along your route

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Description

If you're seeking an accessible mountain biking adventure that combines a pleasant ride to a park with diverse trails, the Mercer County Park – Mercer Lake loop from Princeton Junction is an excellent choice. This easy 19.1-mile (30.8 km) route, with a gentle 290 feet (88 metres) of elevation gain, can be completed in about 1 hour and 51 minutes, making it perfect for a relaxed outing or a family-friendly ride.

What to expect on Mercer County Park – Mercer Lake loop from Princeton Junction

While the full 'Mercer Lake loop' as a continuous singletrack mountain bike trail isn't quite what it sounds like, this route delivers a fantastic experience by leading you from Princeton Junction to the heart of Mercer County Park. Once there, you'll find a well-maintained network of dedicated mountain biking trails, ranging from smooth, wide paths for beginners to more technical singletrack with rocks, sand, and roots. You'll pedal through lush landscapes, dense forests of sweet gum and maple trees, and open fields, often catching serene views of Mercer Lake. With minimal elevation changes within the park's main trails, it's a great option for riders looking to build confidence or enjoy a less strenuous ride.

Planning your visit

Planning your ride involves understanding the route's two parts. From Princeton Junction, you'll likely follow paved or mixed-surface paths to reach Mercer County Park. Once at the park, you can access the dedicated mountain biking trails from either the East or West Picnic Areas, which offer clear signage. The park's trails are regularly maintained, making for a smooth experience. Consider visiting during spring or fall for the most comfortable temperatures and vibrant scenery.

Trail details

  • Distance: 19.1 miles (30.8 km)
  • Elevation gain: 290 feet (88 metres)
  • Difficulty: easy
  • Estimated time: 1 hours and 51 minutes

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