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Running trails & routes
United States
Maryland
Frederick County

Black Locust Trail

Moderate

4.5

(7847)

17,580

runners

Black Locust Trail

00:35

4.19km

160m

Running

Jog the moderate Black Locust Trail in Gambrill State Park, a 2.6-mile route with 521 feet of gain and scenic views from High Knob.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

Get Directions

1

1.18 km

Gambrill State Park

Highlight • Forest

There are a network of trails around the Gambrill State Park. They mostly consist of several steep rocky slopes with wide, smooth, level areas to recover. You'll be running through …

Tip by

2

3.48 km

High Knob

Highlight • Summit

High Knob is the highest point in the Gambrill State Park. It's a great place to stop and catch your breath on a run, where you can enjoy views stretching across Frederick and Middletown.

Tip by

B

4.19 km

End point

Parking

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Way Types & Surfaces

Way Types

1.78 km

1.34 km

629 m

341 m

< 100 m

Surfaces

3.73 km

425 m

< 100 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.

Highest point (470 m)

Lowest point (320 m)

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Weather

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Today

Tuesday 7 July

27°C

21°C

97 %

Additional weather tips

Max wind speed: 10.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park to access the Black Locust Trail?

The Black Locust Trail is located within Gambrill State Park. Parking is available within the park, providing direct access to the trailhead. It's advisable to check the park's official website for specific parking lot locations and any potential fees or regulations.

Is the Black Locust Trail suitable for beginner joggers?

The Black Locust Trail is generally rated as moderate to difficult. It features significant elevation changes, steep slopes, and uneven terrain with rocks and roots. While rewarding, beginners might find it challenging. It's a good option for those looking for a more strenuous jog or trail run.

What is the terrain like on this jogging route?

Joggers can expect a varied terrain with a mix of surfaces, including some rocks and roots. The trail has several steep sections interspersed with flatter areas, especially on the west half of the loop. It's a true trail running experience within the wooded slopes of Gambrill State Park.

What scenic views or landmarks can I expect along the route?

The trail offers beautiful forest scenery, wildflowers, and opportunities to observe wildlife. A major highlight is the High Knob area, which provides breathtaking panoramic views of Frederick to the east and the Middletown Valley to the west.

Is the Black Locust Trail dog-friendly?

Yes, dogs are generally permitted on trails within Gambrill State Park, including the Black Locust Trail. However, they must be kept on a leash at all times to ensure the safety of your pet, other trail users, and local wildlife. Please remember to pack out any waste.

What is the best time of year to jog the Black Locust Trail?

The trail is enjoyable in most seasons. Spring brings blooming wildflowers, while the shaded sections are a welcome relief in warmer summer months. Autumn offers spectacular fall foliage. Winter jogging is possible, but be mindful of potentially icy or snowy conditions, especially on steep sections.

Are there any permits or entrance fees required for Gambrill State Park?

Yes, Gambrill State Park typically has an entrance fee, which may vary by season or day of the week. It's best to check the official Maryland State Parks website (maryland.gov) for the most current information on fees and any specific permit requirements.

Does this route connect with other trails in Gambrill State Park?

Yes, the Black Locust Trail is part of a larger network within Gambrill State Park. While this specific route primarily follows the Black Locust Trail, it also passes through sections of the Green Ash Trail, Yellow Poplar Trail, and the Catoctin National Recreation Trail, offering opportunities for longer or alternative routes.

What should I bring for jogging on this trail?

Given the trail's moderate to difficult rating and varied terrain, we recommend wearing sturdy trail running shoes with good grip. Bring plenty of water, especially during warmer months, as there are no water sources directly on the trail. A small first-aid kit, navigation tools (like komoot), and sun protection are also advisable.

Is the Black Locust Trail a loop?

Yes, the Black Locust Trail is primarily known as the Black Locust Loop Trail, offering a circular route that brings you back to your starting point without retracing your steps.

Are there any specific sections of the trail that are particularly challenging?

The west half of the loop is noted for its particularly uneven terrain and steep sections, featuring more rocks and roots. This part of the trail is often classified as intermediate to difficult and provides a significant workout.

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