Routes

Planner

Features

Updates

App

Login or Signup

Get the App

Login or Signup

Routes
Hiking trails & Routes
United States
Missouri
St. Charles County

Hamburg and Lost Valley Trail Loop

Moderate

4.9

(5742)

11,223

hikers

Hamburg and Lost Valley Trail Loop

03:24

13.0km

100m

Hiking

The Hamburg and Lost Valley Trail Loop offers a captivating blend of natural beauty and historical intrigue within the Weldon Spring Conservation Area. This moderate 8.1-mile (13.0 km) hike, with its 333 feet (101 metres) of elevation gain, typically takes around 3 hours and 24 minutes to complete. You'll wander…

Last updated: June 9, 2026

Waypoints

A

Start point

Parking

Get Directions

1

3.75 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

2

7.76 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

13.0 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

8.02 km

4.92 km

< 100 m

Surfaces

8.28 km

3.83 km

745 m

130 m

Sign up to see more specific route details

Sign up for free

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)

Sign up to see more specific route details

Sign up for free

Weather

Powered by Foreca

Sunday 12 July

31°C

21°C

-- %

Additional weather tips

Max wind speed: -- km/h

to get more detailed weather forecasts along your route

Comments

guide_signup

Want to know more?

Sign up for a free komoot account to join the conversation.

Sign up for free

This route was planned by komoot.

Save

Edit route

Download GPX

Move start point

Print

Share

Embed on a website

Report an Issue

Report restricted access

Frequently Asked Questions

Where can I park to access the Hamburg and Lost Valley Trail Loop?

You can find parking at the trailhead within the Weldon Spring Conservation Area. The main parking area for the Lost Valley Trail Loop is well-marked and provides direct access to the trail system.

Is the Hamburg and Lost Valley Trail Loop suitable for dogs?

Yes, dogs are welcome on this trail! Please ensure your furry friend remains on a leash at all times to protect wildlife and ensure a pleasant experience for all hikers.

What is the best time of year to hike this loop?

The trail offers beautiful scenery year-round. Spring brings lush greenery and wildflowers, while fall showcases vibrant foliage. Summer provides ample shade in forested sections, and winter hiking can be serene, though conditions may vary. Always check local weather before heading out.

Do I need a permit or pay an entrance fee to hike here?

No, there are no permits or entrance fees required to access the trails within the Weldon Spring Conservation Area, including the Hamburg and Lost Valley Trail Loop. It's free to enjoy!

What is the terrain like on the Hamburg and Lost Valley Trail Loop?

The terrain is quite varied, offering a dynamic hiking experience. You'll encounter a mix of paved sections, gravel paths, doubletrack, and singletrack. Expect natural surfaces, some loose gravel, rocks, and roots, along with moderate climbs and rewarding downhill stretches.

Are there options for shorter or easier hikes within the loop system?

Yes, if you're looking for a shorter or less strenuous option, the Hamburg Trail portion is generally considered easier and shorter than the full Lost Valley Trail. You can tailor your hike by choosing to complete only parts of the overall loop.

What historical features can I see along the trail?

This trail is rich in history! It winds through the remnants of the former farming community of Hamburg, Missouri. You can discover poignant reminders of the vanished town, such as old fire hydrants, chimneys, and pipes. There's also an abandoned tunnel with graffiti, adding to the intriguing atmosphere.

What kind of scenery can I expect on the route?

The loop offers diverse and picturesque scenery. You'll hike through dense forests, pastures, cropland, wetlands, and glades. Keep an eye out for views of the Mississippi River, cliffs, ravines, rock outcroppings, and the clear waters of Little Femme Osage Creek, which the trail often follows.

Does this trail connect with other paths?

Yes, the route utilizes several official trails. The majority of the loop follows sections of the Hamburg Trail and the Lost Valley Trail. You'll also encounter smaller portions of the Lost Valley Trail Connector and Abandoned Road.

What should I bring for a hike on this trail?

Given its moderate length and varied terrain, we recommend bringing plenty of water, snacks, sturdy hiking shoes, and sun protection. A map or GPS device is also advisable, and don't forget your camera to capture the beautiful scenery and historical elements!

Is the Hamburg and Lost Valley Trail Loop considered difficult?

The combined loop is generally rated as moderate, primarily due to its length of nearly 13 km. While some sections are wide and relatively level, others include moderate climbs and natural surfaces with rocks and roots. The Lost Valley Trail portion is considered moderately challenging, while the Hamburg Trail is rated as easy.

Nearby routes

Easy

17

Quail Ridge Stealey Way Loop

01:15h

4.74km

40m

Explore
RoutesRoute plannerFeaturesHikesMTB TrailsRoad cycling routesBikepackingSitemap
Download the app
Follow Us on Socials

© komoot GmbH

Privacy Policy