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Routes
United States
Missouri
St. Charles County
Weldon Spring

Historic Bridge – Defiance loop from Weldon Spring Heights

Routes
United States
Missouri
St. Charles County
Weldon Spring

Historic Bridge – Defiance loop from Weldon Spring Heights

Moderate

2.7

(28)

61

riders

Historic Bridge – Defiance loop from Weldon Spring Heights

02:48

45.5km

240m

Gravel riding

Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: April 7, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Weldon Spring Conservation Area

Katy Trail State Park

Waypoints

A

Start point

Parking

Get Directions

1

814 m

Mononame 207 Reservoir

Highlight • Lake

The Mononame 207 Reservoir is a 22-acre lake off the side of the Busch Greenway. It's popular for fishing and has a pretty cool looking backdrop of trees. There's a …

Tip by

8.90 km

August A Busch Lake Number 23

Lake

3

17.7 km

Hampton Lake

Highlight • Lake

Hampton Lake in August A. Busch Memorial Conservation Area beckons mountain biking enthusiasts. Experience the thrill of a beautiful and easy ride along the smooth asphalt path encircling the lake.

Tip by

4

21.4 km

Weldon Spring Site

Highlight • Monument

The Weldon Spring Site has an interesting past. They used to dump building rubble containing uranium and radium, along with other radioactive materials inside the mound. Nowadays you can climb …

Tip by

5

22.0 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

6

25.7 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

7

28.6 km

Historic Bridge

Highlight • Bridge

Here you will reach a historic iron bridge that spans over Femme Osage Creek just before entering Defiance. This is a particularly significant part of the Katy Trail, adding to its historical charm.

Tip by

8

31.2 km

Defiance

Highlight • Settlement

Defiance is a small town situated along Highway 94 and the Katy Trail. Serving as a gateway to the Missouri wine country, whether you're beginning, ending, or simply taking a …

Tip by

9

40.0 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

B

45.5 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

13.9 km

11.7 km

11.4 km

8.29 km

156 m

< 100 m

Surfaces

23.6 km

10.2 km

7.95 km

2.65 km

1.13 km

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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 (200 m)

Lowest point (140 m)

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Weather

Powered by Foreca

Today

Friday 8 May

20°C

9°C

56 %

Additional weather tips

Max wind speed: 13.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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