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Hiking trails & Routes
Camden County

Turkey Pen Hollow Trail

Moderate

12

hikers

Turkey Pen Hollow Trail

03:10

11.3km

220m

Hiking

Hike the moderate 7.0 miles (11.3 km) Turkey Pen Hollow Trail in Ha Ha Tonka State Park, featuring glades, rock formations, and diverse wild

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

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1

5.28 km

Turkey Pen Hollow Trail

Highlight (Segment) • Trail

The Turkey Pen Hollow Trail is one of the outermost trails in Ha Ha Tonka State Park. It's popular for backpacking and day hiking and is connected to the shorter Acorn Trail. There are a couple different trailheads that offer access to this path, so you can start your hike from a couple different spots.

Tip by

2

10.4 km

Acorn Trail

Highlight (Segment) • Trail

The Acorn Trail in Ha Ha Tonka State Park is a really popular choice for families and people looking for a shorter, easier option in the park. The trail creates a short loop in the woods, passing numerous informational signs along the crushed-gravel path.

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B

11.3 km

End point

Parking

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Way Types & Surfaces

Way Types

11.3 km

Surfaces

11.3 km

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Elevation

Elevation

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Highest point (330 m)

Lowest point (230 m)

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Today

Wednesday 6 May

18°C

7°C

0 %

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Max wind speed: 14.0 km/h

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Frequently Asked Questions

How long does it typically take to hike the Turkey Pen Hollow Trail?

The estimated hiking time for this trail generally falls between three and four hours for most individuals. However, a trail sign suggests a longer 6.5-hour duration, so be prepared for a varied experience.

Is the Turkey Pen Hollow Trail suitable for beginners?

While rated as moderate, the trail presents a balanced challenge. It features easy to moderate inclines, but also periodic steeper sections, rocky patches, and downed trees. It's manageable for beginners with some hiking experience, but sturdy footwear is highly recommended.

Is the Turkey Pen Hollow Trail a loop?

Yes, the route described is a loop, combining the Turkey Pen Hollow Trail with sections of the Acorn Trail to form a complete circuit.

Where can I park for the Turkey Pen Hollow Trail?

The trail is located within Ha Ha Tonka State Park. You can access the trailhead from the park's main parking areas. Specific parking details are usually available on park maps or signs at the entrance.

What is the terrain like on the Turkey Pen Hollow Trail?

The trail features a wide, well-marked dirt path that traverses dolomite glades and woodland plant communities. You'll encounter a variety of surfaces, including rocky sections, exposed roots, and occasionally fallen trees. Grades range from easy to moderate, with some steeper climbs. Be aware that certain areas can become muddy after rainfall.

What kind of scenery and wildlife can I expect to see?

This trail is known for its natural beauty, including picturesque glades, impressive rock formations, and lush woodlands. You'll pass a significant sinkhole and a large south-facing glade. Keep an eye out for an outcrop of rock from the Red Arrow Fault line. Wildlife such as deer, turkeys, tortoises, snakes, and armadillos are often observed, especially in the autumn months when fall foliage is vibrant.

What are the main highlights or features along the route?

Beyond the general natural beauty, key features include a prominent sinkhole, a large south-facing glade, and an intriguing rock outcrop from the Red Arrow Fault line. The trail also offers glimpses of small waterfalls and serene, clear pools of water. It's the longest trail in Ha Ha Tonka State Park, providing extensive exploration.

Does the trail connect with other paths?

Yes, the route primarily follows the Turkey Pen Hollow Trail but also incorporates sections of the Acorn Trail. Additionally, it briefly touches upon other paths like Backpack Camp Spur A, White Connector 1, and Devil's Kitchen Trail.

Is the Turkey Pen Hollow Trail dog-friendly?

The trail is generally dog-friendly, but dogs must be kept on a leash at all times according to Ha Ha Tonka State Park regulations. Please ensure you clean up after your pet.

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

The trail is beautiful year-round, but autumn is particularly recommended for its vibrant fall foliage. Spring also offers lush greenery and active intermittent ponds. Be mindful that after rainfall, certain areas can become muddy.

Are there any fees or permits required to hike in Ha Ha Tonka State Park?

As a Missouri State Park, Ha Ha Tonka State Park generally does not charge an entrance fee for day use. However, if you plan on using the designated special-use backpack camping area for larger groups, specific permits or reservations may be required. Always check the official park website for the most current regulations.

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