5.0
(3)
89
riders
5
rides
Gravel biking around Lake St. Louis offers access to diverse terrain, including expansive rail-trails and conservation areas. The region is characterized by its two namesake lakes, the Missouri River, and varied landscapes such as forests, woodlands, glades, and limestone bluffs. Key features for gravel bikers include the crushed-limestone Katy Trail and the mixed-surface routes within the Weldon Spring Conservation Area. These areas provide a range of paths from relatively flat sections to more rugged trails with elevation changes.
Last updated: May 3, 2026
14
riders
88.0km
04:19
190m
190m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
21
riders
45.5km
02:48
240m
240m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3
riders
12.1km
00:40
80m
80m
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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One of 3 major highway bridges over the Missouri between Weldon and St Charles, MO. The KATY trail through here is as smooth as concrete and the scenery is beautiful!
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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.
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Greens Bottom Road is a great alternative to the Katy Trail as it is lightly trafficked and has a 45 miles per hour speed limit. It's a short stretch of pavement where you can easily access or depart from the Katy Trail.
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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.
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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 break along the trail, you'll discover charming bars, cafes, and a handful of shops in this quaint town.
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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 spot with a bench on the north side of the lake where you can take a break and take in the view
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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.
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This section of the Katy Trail extends from Greens Bottom Road to Missouri Research Trail. Here, you'll discover a shady, compact gravel road with views of the Missouri River.
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There are over 5 distinct gravel bike trails documented around Lake St. Louis, offering a range of experiences from easy to difficult. These routes are highly rated by the komoot community, with an average score of 4.0 stars.
You'll find diverse terrain, from the smooth, crushed-limestone surface of the Katy Trail, ideal for all skill levels, to the more rugged and varied paths within the Weldon Spring Conservation Area. The latter includes a mix of singletrack and gravel roads, with gravel-sized rocks, clay, and organic soils, providing good grip even when damp.
Yes, the Katy Trail State Park, with its relatively flat, crushed-limestone surface, is excellent for families. Sections of the trail near Lake St. Louis offer scenic views and are suitable for riders of all ages and skill levels. For a shorter, easier option, consider the Fallen Oak Trailhead – Hampton Lake loop from Hampton Lake Dam, which is 7.5 miles long and leads through varied landscapes.
Many routes offer stunning views, especially along the Katy Trail where you can see massive limestone bluffs and the Missouri River. Within the Weldon Spring Conservation Area, you'll find impressive overlooks of the Missouri River. Specific highlights include the Missouri River Overlook and various points along the Katy Trail State Park offering river views.
Yes, several routes are designed as loops. For instance, the Historic Bridge – Sunflower Silo loop from Weldon Spring Heights is a moderate 33.9-mile circular path featuring a mix of gravel roads and natural scenery. Another option is the Mononame 207 Reservoir – Mononame 207 Reservoir loop from Weldon Spring Site Interpretive Center, a 24.1-mile moderate route.
Many trailheads, especially along the Katy Trail and within the Weldon Spring Conservation Area, offer designated parking facilities. For example, routes often start from locations like Weldon Spring Heights or the Weldon Spring Site Interpretive Center, which typically have parking available.
The spring and fall seasons generally offer the most pleasant conditions for gravel biking in Lake St. Louis, with mild temperatures and beautiful scenery. Summer can be warm and humid, while winter rides are possible but require appropriate gear for colder weather.
Absolutely. For a more challenging experience, consider the Frontier Park – Katy Trail loop from Weldon Spring Heights, a difficult 63.9-mile trail that incorporates a significant section of the Katy Trail. Another difficult option is the Historic Bridge – Defiance loop from Weldon Spring Heights, spanning 64.2 miles with considerable elevation changes.
Many outdoor areas in Lake St. Louis, including sections of the Katy Trail, are dog-friendly, typically requiring dogs to be on a leash. Always check specific trail regulations before heading out to ensure your furry friend is welcome.
Yes, the Katy Trail passes through several small towns that offer amenities like cafes and restaurants. While specific establishments vary, you can often find places to refuel in towns located along the trail or a short distance from major trailheads.
The Weldon Spring Conservation Area, covering over 7,000 acres, is known for its diverse landscapes including forests, woodlands, glades, and wetlands. It offers a mix of singletrack and gravel roads, providing varied terrain and impressive overlooks of the Missouri River. The Lost Valley Trail and Clark Trail within this area are popular choices.


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