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Hiking trails & Routes
United States
Virginia
Fairfax County

Bull Run Occoquan Trail Loop

Easy

5.0

(4004)

9,711

hikers

Bull Run Occoquan Trail Loop

01:20

4.92km

70m

Hiking

Easy 3.1-mile hiking loop in Hemlock Overlook Regional Park, offering woodlands, riverside views, and a notable fallen tree.

Last updated: February 26, 2026

Waypoints

A

Start point

Get Directions

1

122 m

Fallen tree at Hemlock Overlook Regional Park

Highlight • Natural Monument

Hemlock Overlook Regional Park is a hilly 400-acre park in Virginia. A lot of the views and historical features are found along the hiking trails, which are a mixture of paved paths and singletrack trails.

Tip by

2

1.31 km

Bull Run Occoquan Trail section

Highlight (Segment) • Trail

Hiking on the Hemlock Overlook Regional Park trails means walking through wooded areas and alongside the course of the river: a beautiful experience!

Tip by

B

4.92 km

End point

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Way Types & Surfaces

Way Types

3.40 km

1.02 km

419 m

< 100 m

Surfaces

2.77 km

1.51 km

382 m

180 m

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Elevation

Elevation

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Weather

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Today

Thursday 7 May

19°C

9°C

26 %

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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 Bull Run Occoquan Trail Loop?

This loop is located within Hemlock Overlook Regional Park, which offers parking facilities. You'll find multiple parking areas strategically placed along the broader Bull Run Occoquan Trail network, making access convenient for various sections.

Is the Bull Run Occoquan Trail Loop dog-friendly?

Yes, the Bull Run Occoquan Trail and its associated loops are generally dog-friendly. However, always ensure your dog is kept on a leash to protect wildlife and for the safety of other hikers.

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

The trail offers beautiful scenery year-round. Spring brings blooming mountain laurel, while fall showcases vibrant foliage. For comfortable hiking temperatures and fewer crowds, late spring and early fall are often ideal. Summer can be warm and humid, but the shaded woodlands provide some relief.

Are there any permits or entrance fees required for this trail or Hemlock Overlook Regional Park?

Generally, there are no specific permits or entrance fees required to hike the Bull Run Occoquan Trail Loop or to access Hemlock Overlook Regional Park. However, it's always a good idea to check the official NOVA Parks website for any updated regulations or special event fees before your visit.

What is the terrain like on this loop?

The terrain on this loop is varied, featuring mostly dirt and gravel paths. You might encounter some sections with roots and easy rock scrambles, so sturdy footwear is recommended. After rain, some areas can be muddy, though boardwalks are present in certain spots to help keep you dry.

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

You'll hike through diverse woodlands with mature trees like hemlock, sycamore, and oak. The trail frequently offers picturesque views of Bull Run and the Occoquan Reservoir. One notable spot along the way is the Fallen tree at Hemlock Overlook Regional Park.

What wildlife might I encounter on the trail?

The undisturbed forest provides a sanctuary for abundant wildlife. Keep an eye out for white-tailed deer, raccoons, beavers, and turkeys. It's also an excellent spot for birdwatching, with species like bald eagles, osprey, great blue herons, and various woodpeckers inhabiting the area.

Does this loop connect with other trails?

Yes, this loop incorporates sections of the extensive Bull Run Occoquan Trail. You'll also find it intersects with other official trails in the area, such as the Union Mills Trail and the Yates Ford "Yellow" Trail, allowing for longer or alternative routes if you wish to explore further.

Is this a good trail for beginners or families?

Given its 'easy' difficulty rating and manageable distance of approximately 4.9 kilometers (3 miles), this specific loop is well-suited for beginners and families. The varied terrain keeps it interesting without being overly challenging.

What should I bring for a hike on this loop?

For this hike, we recommend bringing plenty of water, sturdy hiking shoes to handle varied terrain and potential mud, and insect repellent, especially during warmer months. A map or GPS device is also helpful, though the loop is generally well-marked.

Does the trail have any historical significance?

Yes, the broader Bull Run Occoquan Trail system, which this loop is part of, is rich in history. It passes through areas that played vital roles in both the Revolutionary and Civil Wars, with remnants of Civil War earth forts and sections of the Washington-Rochambeau Wagon Route found along its length.

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02:38h

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