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Routes
Running trails & routes
United States
Missouri
St. Louis County

Route 66 State Park Outer and South Loop

Moderate

3.3

(13)

27

runners

Route 66 State Park Outer and South Loop

00:35

5.11km

10m

Running

Lace up your jogging shoes for the Route 66 State Park Outer and South Loop, a moderate 3.2 miles (5.1 km) route that you can complete in about 34 minutes. You will experience a gentle elevation gain of just 19 feet (6 metres) as you move through varied terrain. The…

Last updated: April 23, 2026

Waypoints

A

Start point

Parking

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1

2.82 km

Route 66 State Park

Highlight • Trail

This is a great park in Eureka, located alongside the Meramac River. The park is mostly known for the fact that it features a small section of the old Route …

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5.11 km

End point

Parking

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Way Types & Surfaces

Way Types

3.05 km

1.97 km

< 100 m

Surfaces

3.05 km

1.97 km

< 100 m

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Elevation

Elevation

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Weather

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Tuesday 2 June

27°C

17°C

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This route was planned by komoot.

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Frequently Asked Questions

What is the terrain like on the Route 66 State Park Outer and South Loop?

The trail offers a varied experience. The Outer Loop Trail is generally easy but includes some steep hills, roots, and rocks, with both natural and concrete sections. The South Loop Trail is rated moderate; its first 0.6 miles are paved, following the old South Outer Road, then it transitions to natural surfaces where you might encounter dirt, mud, gravel, shifting rock, and roots.

Where can I park and access the trail?

Parking is available at the main entrance of Route 66 State Park. The visitor center, housed in the historic 1935 Bridgehead Inn, is a good starting point for accessing the trails.

Are dogs allowed on the trails?

Yes, dogs are generally welcome on the trails at Route 66 State Park. Please ensure your dog is kept on a leash and that you clean up after them to maintain a pleasant experience for all visitors.

Do I need a permit or pay an entrance fee to visit Route 66 State Park?

No, there are typically no entrance fees or permits required to access Route 66 State Park and its trails. It's a public state park, making it freely accessible for visitors.

What is the best time of year to jog this route?

Spring and fall offer pleasant temperatures for jogging. However, visiting in winter can provide unique views of the Meramec River and bluffs that are often obscured by dense vegetation during other seasons.

What kind of scenery and landmarks will I see along the way?

You'll experience diverse scenery, including wooded views, open fields, and smaller wooded areas. The trail also offers glimpses of the Meramec River and the historic, though currently closed, Route 66 bridge. The park's visitor center, a former 1935 Bridgehead Inn, showcases the history of Route 66 and the former town of Times Beach.

Is this route suitable for beginners?

The route is rated as 'moderate' for jogging. While the Outer Loop has easy sections, the South Loop includes paved and natural surfaces that can be challenging due to roots, rocks, and potentially slippery conditions. Beginners should be prepared for varied terrain and some steep hills.

Does the trail intersect with other paths?

Yes, this route utilizes sections of several other trails within the park. You'll find yourself on parts of the Meremec Greenway, Outer Loop Trail, South Loop Trail, White Connector 1, Old US Highway 66, and Outer Road South.

What wildlife might I encounter?

Route 66 State Park is home to over 175 species of birds, so birdwatching can be a rewarding activity. You might also spot other common Missouri wildlife in the wooded and open areas.

What should I wear or bring for jogging on this trail?

Given the varied terrain, including natural surfaces with roots, rocks, and potential mud, sturdy jogging shoes with good grip are recommended. Dress in layers appropriate for the weather, and consider bringing water, especially on warmer days, as there are no water sources directly on the trail.

Are there any specific considerations for jogging in winter?

During winter, the lack of dense vegetation can offer unique views of the Meramec River and bluffs. However, natural surfaces may become slippery due to ice or mud, so exercise caution and wear appropriate footwear.

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