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United States
Virginia
Fairfax County
Vienna

Lake Thoreau Dam – Old Dominion Trail loop from Vienna

Routes
Road cycling routes
United States
Virginia
Fairfax County
Vienna

Lake Thoreau Dam – Old Dominion Trail loop from Vienna

Easy

4.9

(6301)

19,663

riders

Lake Thoreau Dam – Old Dominion Trail loop from Vienna

01:16

29.6km

220m

Road cycling

Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride. The starting point of the route is right next to a parking lot.

Last updated: June 8, 2026

Tips

Includes a segment in which cycling is not permitted

After 12.1 km for 136 m

Waypoints

A

Start point

Parking

Get Directions

1

1.32 km

Caboose Brewery

Highlight • Pub

No matter what you like to have on your ride you can find it here. There's great beer, and food, but also coffee and pastries. It's location along the W&OD …

Tip by

5.49 km

Difficult Run Stream Valley Park

Nature Reserve

3

16.4 km

Lake Thoreau Dam

Highlight • Lake

Beautiful falls colors and water views

Tip by

4

27.6 km

Old Dominion Trail

Highlight (Segment) • Trail

The Old Dominion Trail is officially part of the Washington & Old Dominion Railroad Regional Park and is a 45‑mile paved rail‑trail winding through Fairfax County. The trail is popular with walkers, runners, and cyclists.

Tip by

B

29.6 km

End point

Parking

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Way Types & Surfaces

Way Types

19.1 km

5.09 km

4.55 km

624 m

260 m

< 100 m

Surfaces

28.6 km

769 m

206 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 (130 m)

Lowest point (70 m)

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Weather

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Friday 17 July

33°C

22°C

-- %

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Description

If you're looking for a quick, rewarding spin on two wheels, the Lake Thoreau Dam – Old Dominion Trail loop from Vienna is an easy road cycling route that delivers. This 18.4-mile (29.6 km) cycling loop, with a gentle 724 feet (221 metres) of elevation gain, can be completed in just 1 hour and 15 minutes, making it perfect for a brisk workout or a relaxed afternoon ride. It's an excellent choice for beginner road cyclists or anyone wanting to enjoy the scenery without a huge time commitment.

What to expect on Lake Thoreau Dam – Old Dominion Trail loop from Vienna

This route offers a pleasant mix of suburban landscapes and natural beauty. You'll spend a good portion of your ride on the Washington & Old Dominion (W&OD) Trail, known for its well-paved surface and diverse scenery that transitions from urban to more wooded areas. While the W&OD Trail itself is generally flat, the loop incorporates the Lake Thoreau Dam section, adding some gentle undulations to keep things interesting. The overall effort is easy, making it suitable for cyclists of varying fitness levels who appreciate a smooth, accessible ride.

Planning your visit

Planning your ride is straightforward. The W&OD Trail, a key part of this loop, is well-equipped with amenities like water fountains and access to cafes in towns like Vienna and Reston. Parking for the Old Dominion Trail near Vienna is generally available, but be aware that the W&OD Trail can get busy, especially on weekends. Consider an early start to enjoy a quieter ride and make the most of the day.

Trail details

  • Distance: 18.4 miles (29.6 km)
  • Elevation gain: 724 feet (221 metres)
  • Difficulty: easy
  • Estimated time: 1 hours and 15 minutes

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