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United States
Virginia
Fairfax County
Chantilly

Rocky Run Stream Valley Trail – Walney Pond loop from Frog Branch Stream Valley Park

Routes
Hiking trails & Routes
United States
Virginia
Fairfax County
Chantilly

Rocky Run Stream Valley Trail – Walney Pond loop from Frog Branch Stream Valley Park

Easy

4.9

(9170)

11,574

hikers

Rocky Run Stream Valley Trail – Walney Pond loop from Frog Branch Stream Valley Park

01:58

7.52km

50m

Hiking

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: April 2, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Little Rocky Run Stream Valley Park

Ellanor C. Lawrence Park

Waypoints

A

Start point

Parking

Get Directions

1

4.27 km

Rocky Run Stream Valley Trail

Highlight • Trail

2

4.63 km

Walney Pond

Highlight • Lake

Great place to take a break, use the restroom, or hop off your bike and hike the surrounding trails.

Tip by

B

7.52 km

End point

Parking

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Way Types & Surfaces

Way Types

6.23 km

965 m

256 m

Surfaces

2.53 km

1.94 km

1.09 km

965 m

811 m

110 m

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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

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Today

Wednesday 24 June

27°C

15°C

0 %

Additional weather tips

Max wind speed: 13.0 km/h

to get more detailed weather forecasts along your route

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Description

If you're looking for an accessible and varied escape into nature, the Rocky Run Stream Valley Trail – Walney Pond loop from Frog Branch Stream Valley Park is an excellent choice. This easy 4.7-mile (7.5 km) hiking route, with a gentle 170 feet (52 metres) of elevation gain, takes around 1 hour and 57 minutes to complete, making it perfect for a relaxed outing or a family-friendly adventure. It's one of the more popular trails in the area for those seeking a quick dose of natural beauty without a strenuous climb.

What to expect on Rocky Run Stream Valley Trail – Walney Pond loop from Frog Branch Stream Valley Park

This loop offers a delightful journey through a mix of natural and suburban landscapes. You'll traverse diverse terrain, from paved sections and stonedust paths to natural surfaces that can get muddy after rain. The trail largely follows stream valleys, providing serene views of Rocky Run Creek and shaded greenery. A highlight is Walney Pond within Ellanor C. Lawrence Park, often described as having an "enchanted feeling" due to its abundant wildlife, including ducks, dragonflies, and turtles. While you'll feel immersed in the woods at times, be aware that some sections run near residential areas, particularly on the eastern half. The route is largely easy, suitable for walkers, runners, and bikers of all fitness levels, though you might encounter some small hills and uneven ground.

Planning your visit

This trail is generally accessible year-round, but spring and fall offer the most comfortable temperatures and vibrant scenery. Given the presence of water bodies, bringing insect repellent is a good idea, especially during warmer months. Parking is available at Frog Branch Stream Valley Park, and while it's not typically an issue, arriving earlier on pleasant weekends can help secure a spot. The multi-use nature of the trail means you'll share it with cyclists and other recreational users, so stay aware of your surroundings.

Trail details

  • Distance: 4.7 miles (7.5 km)
  • Elevation gain: 170 feet (52 metres)
  • Difficulty: easy
  • Estimated time: 1 hours and 57 minutes

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