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Mountain biking trails

United States

Missouri

St. Charles County

Beaver Time – Lost Valley Trail loop from Howell Island Conservation Area

Routes

Mountain biking trails

United States

Missouri

St. Charles County

Beaver Time – Lost Valley Trail loop from Howell Island Conservation Area

Hard

2.7

(18)

riders

Beaver Time – Lost Valley Trail loop from Howell Island Conservation Area

04:17

52.1km

470m

Mountain biking

Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike. The starting point of the route is right next to a parking lot.

Last updated: August 2, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Weldon Spring Conservation Area

Waypoints

Start point

Parking

Get Directions

9.02 km

August A Busch Lake Number 23

Lake

16.1 km

August A Busch Memorial Conservation Area

Highlight • Natural

August A. Busch Memorial Conservation Area, acquired by the Missouri Department of Conservation in 1947, holds a rich history. Mrs. August A. Busch Sr. donated $70,000 in memory of her …

Tip by

22.2 km

Hamburg Trail

Highlight (Segment) • Trail

The Hamburg Trail connects the Katy Trail with the August A. Busch Memorial Conservation Area. It's a vital 6-mile trail that connects to both the Mound and Lost Valley areas.

Tip by

24.0 km

Weldon Spring Conservation Area

Highlight • Forest

From tough singletrack to smooth double-track, the Weldon Spring Conservation Area has a variety of trails that are great for riding. Be aware: just because a trail has the word …

Tip by

25.2 km

Weldon Spring Conservation Area

Highlight • Forest

Weldon Spring Conservation Area is an 8,398-acre park managed by the Missouri Department of Conservation. The park's border runs along the Missouri River.

Tip by

28.0 km

Beaver Time

Highlight • Trail

Maybe the toughest single section of trail. There are two really excellent natural features to contend with and worth repeat attempts. Numerous lines. Careful of low siding if you stumble, could be very dangerous. S3

Tip by

34.0 km

Spring

Highlight • Natural

At mile post 5, just a few feet down from the trail the spring runs right out of the mountain. Really cool

Tip by

34.7 km

Stream crossing

Highlight • Trail

A fun section. If you’re riding Clockwise there is a nice technical section twisting downhill through the trees leading up to the crossing. After the water you’ll have wet rubber …

Tip by

38.0 km

Lost Valley Trail

Highlight (Segment) • Trail

This is what I was looking for. Narrow singletrack that runs along the terrain. Often off camber with lots of gravel sized rocks mixed in with clay and organic soils. …

Tip by

52.1 km

End point

Parking

Way Types & Surfaces

Way Types

34.0 km

9.08 km

5.04 km

3.96 km

< 100 m

Surfaces

22.2 km

13.1 km

6.54 km

6.20 km

2.64 km

1.47 km

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (210 m)

Lowest point (140 m)

Weather

Monday 31 August

37°C

22°C

0 %

Additional weather tips

Max wind speed: 6.0 km/h

to get more detailed weather forecasts along your route

Comments

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Lost Valley Trail – Lost Valley Trail loop from Lost Valley Trail Parking

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Beaver Time – Lost Valley Trail loop from Howell Island Conservation Area

August A Busch Memorial Conservation Area

Hamburg Trail

Weldon Spring Conservation Area

Weldon Spring Conservation Area

Beaver Time

Spring

Stream crossing

Lost Valley Trail

Nearby routes

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