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United States
Virginia
Fairfax County

Union Mills Trail Loop — Hemlock Overlook Regional Park

Routes
Hiking trails & Routes
United States
Virginia
Fairfax County

Union Mills Trail Loop — Hemlock Overlook Regional Park

Easy

4.5

(4)

30

hikers

Union Mills Trail Loop — Hemlock Overlook Regional Park

01:15

4.63km

60m

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

Last updated: July 24, 2024

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1

2.09 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!

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B

4.63 km

End point

Way Types & Surfaces

Way Types

3.41 km

844 m

373 m

Surfaces

2.81 km

1.44 km

188 m

146 m

< 100 m

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Elevation

Elevation

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Weather

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Sunday 16 November

17°C

2°C

0 %

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Max wind speed: 23.0 km/h

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This route was planned by komoot.

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Moderate
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Corresponds approx. to SAC 2-3.
Hard
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Up to 2 hours and 1,000 ft. of elevation gain. Great for any fitness level.Easily-accessible paths. Suitable for all skill levels.
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Moderate
Up to 5 hours and 3,000 ft. of elevation gain. Requires good fitness.Mostly accessible paths. Sure-footedness required.
Corresponds approx. to SAC 2-3.
Hard
More than 5 hours long or 3000 ft. of elevation gain. Requires very good fitness.Sure-footedness, sturdy shoes and alpine experience required.
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Hard
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Moderate
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Hard
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Moderate
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Easy
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Moderate
Up to 5 hours and 3,000 ft. of elevation gain. Requires good fitness.Mostly accessible paths. Sure-footedness required.
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Hard
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How to understand each route’s difficulty level

Hiking

Bike

Mountain Bike

Road Bike

Running

Easy
Up to 2 hours and 1,000 ft. of elevation gain. Great for any fitness level.Easily-accessible paths. Suitable for all skill levels.
Corresponds approx.to SAC 1.
Moderate
Up to 5 hours and 3,000 ft. of elevation gain. Requires good fitness.Mostly accessible paths. Sure-footedness required.
Corresponds approx. to SAC 2-3.
Hard
More than 5 hours long or 3000 ft. of elevation gain. Requires very good fitness.Sure-footedness, sturdy shoes and alpine experience required.
Corresponds approx. to SAC 4–6.
Technical difficulty rating based on the Swiss Alpine Club (SAC) Hiking Scale.
Easy

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30

Union Mills Trail Loop — Hemlock Overlook Regional Park

01:15h

4.63km

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How to understand each route’s difficulty level

Hiking

Bike

Mountain Bike

Road Bike

Running

Easy
Up to 2 hours and 1,000 ft. of elevation gain. Great for any fitness level.Easily-accessible paths. Suitable for all skill levels.
Corresponds approx.to SAC 1.
Moderate
Up to 5 hours and 3,000 ft. of elevation gain. Requires good fitness.Mostly accessible paths. Sure-footedness required.
Corresponds approx. to SAC 2-3.
Hard
More than 5 hours long or 3000 ft. of elevation gain. Requires very good fitness.Sure-footedness, sturdy shoes and alpine experience required.
Corresponds approx. to SAC 4–6.
Technical difficulty rating based on the Swiss Alpine Club (SAC) Hiking Scale.
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Corresponds approx.to SAC 1.
Moderate
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Corresponds approx. to SAC 2-3.
Hard
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Technical difficulty rating based on the Swiss Alpine Club (SAC) Hiking Scale.
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Mountain Bike

Road Bike

Running

Easy
Up to 2 hours and 1,000 ft. of elevation gain. Great for any fitness level.Easily-accessible paths. Suitable for all skill levels.
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Corresponds approx. to SAC 2-3.
Hard
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Technical difficulty rating based on the Swiss Alpine Club (SAC) Hiking Scale.
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