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Carroll County

Madison Boulder Natural Area

Routes
Hiking trails & Routes
Carroll County

Madison Boulder Natural Area

Easy

1

hikers

Madison Boulder Natural Area

00:16

1.04km

0m

Hiking

Embark on an exceptionally easy hike through a serene, forested setting at the Madison Boulder Natural Area. This short route covers just 0.6 miles (1.0 km) with a minimal elevation gain of 5 feet (2 metres), making it perfect for a quick outdoor escape. You can comfortably complete this gentle stroll in about 15 minutes, enjoying the peaceful atmosphere as you approach the main attraction.

When planning your visit, you will find the Madison Boulder Natural Area to be a popular and easily accessible destination. Parking is generally available right at the trailhead, ensuring a convenient start to your adventure. This family-friendly route welcomes leashed pets, so you can bring your furry companions along to explore the natural wonder.

The highlight of this area is the Madison Boulder itself, a truly impressive natural landmark and one of the largest glacial erratics in the world. This massive rock measures an astonishing 83 feet in length and stands 23 feet high above the ground, a testament to ancient geological forces. The trail offers a wide, flat path leading you directly to this unique geological feature, providing a memorable experience for all ages.

Last updated: April 23, 2026

Waypoints

A

Start point

Parking

Get Directions

1

521 m

Madison Boulder

Highlight • Natural Monument

The Madison Boulder is a colossal glacial erratic, considered one of the largest in North America. It weighs around 5,000 tons and measures about 83 feet in length. Even though the path to the boulder can not really be considered a hike (thanks to its shortness), make sure to visit this natural wonder.

Tip by

B

1.04 km

End point

Parking

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Way Types & Surfaces

Way Types

696 m

243 m

< 100 m

Surfaces

696 m

243 m

< 100 m

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Elevation

Elevation

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Weather

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Today

Tuesday 14 July

35°C

18°C

21 %

Additional weather tips

Max wind speed: 18.0 km/h

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Frequently Asked Questions

Is the Madison Boulder Natural Area trail suitable for beginners or families?

Yes, the trail is exceptionally easy, short, flat, and wide, making it ideal for hikers of all ages and abilities, including families with young children and those using wheeled walkers. It's considered a very easy stroll.

What is the terrain like on the trail?

The terrain is characterized by a well-graded forest road with a crushed stone, gravel, or sandy surface. It is consistently described as flat and wide, ensuring an easy and accessible experience.

What are the main attractions or features along the route?

The primary attraction is the Madison Boulder itself, which is the largest known glacial erratic in North America and a U.S. National Natural Landmark. The site also offers educational information about the area's geology and history.

Where can I park when visiting Madison Boulder Natural Area?

Parking is available at the trailhead. The area is designed for easy access, and the trail to the boulder is just 0.25 miles from the trailhead.

Are dogs allowed on the trail?

Yes, the trail is dog-friendly. Please ensure your pet remains on a leash during your visit.

Do I need a permit or pay an entrance fee to visit Madison Boulder Natural Area?

No, there are no permits required or entrance fees to access the Madison Boulder Natural Area. It is open to the public for enjoyment.

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

The trail can be enjoyed year-round. While the surrounding area offers a natural, forested setting, winter visits can provide a unique experience with fresh snow and interesting water features.

Is the trail a loop or an out-and-back?

The main trail to the boulder is an out-and-back route. The entire round trip is approximately 0.6 miles.

Does the trail connect with other paths?

Yes, the route also passes through sections of the Wayside Geological Park and Samuel Jackson Road.

What makes the Madison Boulder so significant?

The Madison Boulder is significant because it is the largest known glacial erratic in North America and among the largest in the world. It measures 83 feet long, 23 feet high, and 37 feet wide, weighing an estimated 5,000 to 6,000 tons, showcasing the immense power of ancient ice sheets.

Are there any educational opportunities at the Natural Area?

Yes, the site provides educational information about the geology and history of the area, explaining how the massive boulder was transported by glaciers.

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