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Running trails & routes
United States
Pennsylvania
Fayette County

Black Loop Trail

Hard

4.8

(7251)

8,533

runners

Black Loop Trail

02:27

18.8km

480m

Running

The Black Loop Trail in Bear Run Nature Reserve offers a truly engaging jogging experience, winding through dense woodlands dominated by tulip, red maple, and chestnut oak trees. You'll navigate a mix of singletrack, doubletracks, and old logging roads, with sections providing scenic views of the Youghiogheny River. Expect rocky…

Last updated: June 9, 2026

Waypoints

A

Start point

Parking

Get Directions

1

488 m

Middle Arbutus Trail

Highlight (Segment) • River

The Middle Arbutus Trail follows the Bear Run stream, which feeds the Fallingwater on the other side of Mill Run Road. You have continuous views of the stream, which roars like a full-on river at times.

Tip by

2

17.6 km

Fallingwater

Highlight • Monument

Fallingwater is a masterpiece of organic architecture designed by renowned architect Frank Lloyd Wright.

It was completed in 1937 and features a cantilevered terrace and water cascading through the house. …

Tip by

B

18.8 km

End point

Parking

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Way Types & Surfaces

Way Types

16.0 km

1.41 km

1.37 km

< 100 m

Surfaces

15.9 km

1.45 km

959 m

434 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 (740 m)

Lowest point (350 m)

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Weather

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Today

Monday 24 August

19°C

13°C

25 %

Additional weather tips

Max wind speed: 18.0 km/h

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Frequently Asked Questions

How long does it typically take to jog the Black Loop Trail?

The Black Loop Trail is approximately 18.8 kilometers (11.7 miles) long. For an average jogger, it typically takes around 2 hours and 26 minutes to complete the entire loop.

What is the terrain like on this trail?

The trail primarily features singletrack paths winding through wooded areas, but also includes sections of doubletrack and logging roads. Expect varied surfaces, including rocky sections, a couple of steep inclines, and a few river crossings. While not overly difficult, it requires attention to foot placement.

Is the Black Loop Trail suitable for beginners?

Given its length, varied terrain, rocky sections, and steep inclines, the Black Loop Trail is generally considered an intermediate-level route for jogging. While not extremely challenging, beginners might find it demanding. It's best suited for those with some trail running experience.

Where can I park to access the Black Loop Trail?

The Black Loop Trail is located within the Bear Run Nature Reserve. Parking information is typically available at the reserve's main entrance or visitor center. It's advisable to check the official Bear Run Nature Reserve website for specific parking areas and trailhead access points.

Are there any permits or entrance fees required for the Bear Run Nature Reserve?

Yes, as the Black Loop Trail is situated within the Bear Run Nature Reserve, there may be entrance fees or specific access regulations. It's recommended to check the official website for the Bear Run Nature Reserve or contact them directly for the most current information on permits, fees, and operating hours.

What wildlife and plants might I encounter along the route?

The trail winds through the Bear Run Nature Reserve, an ecological paradise. You might spot native flora such as tulip trees, red maples, and rhododendron. The reserve is also home to diverse wildlife, including black bears, fishers, bobcats, and over 50 bird species. Remember to observe wildlife from a distance and do not disturb them.

What are the best times of year to jog this trail?

Spring and fall are generally the best seasons for jogging the Black Loop Trail. In spring, you'll experience lush greenery and blooming wildflowers. Fall offers cooler temperatures and stunning foliage. Summers can be warm and humid, while winters may bring snow and ice, making conditions more challenging.

Is the Black Loop Trail dog-friendly?

Policies regarding dogs can vary within nature reserves. While many trails allow leashed dogs, it's crucial to verify the specific regulations for the Bear Run Nature Reserve before bringing your dog. Check their official website or contact the reserve directly for their current pet policy.

What notable sights can I see along the Black Loop Trail?

The trail offers immersion in natural surroundings and scenic views. A portion of the route provides great views of the Youghiogheny River. You'll also pass by the Middle Arbutus Trail and the iconic Fallingwater, a renowned architectural masterpiece.

Does the Black Loop Trail intersect with other paths?

Yes, the route is part of a larger network of trails within the Bear Run Nature Preserve. While primarily following the Black Loop, the route also passes through sections of the Red Loop, Orange Loop, Blue Loop, Yellow Loop, and Connector trails.

Are there any navigation tips for this trail?

Navigation on the Black Loop Trail can sometimes be tricky as blazing is sparing and not all turns are clearly marked. It's highly recommended to carry a reliable map or use a GPS device with the trail loaded to ensure you stay on course, especially at intersections with other trails.

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