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Hiking trails & Routes
United States
Tennessee
Morgan County

South Old Mac and Judge Branch Trail Loop

Easy

4.5

(2443)

8,661

hikers

South Old Mac and Judge Branch Trail Loop

01:07

3.93km

90m

Hiking

The South Old Mac and Judge Branch Trail Loop offers a diverse and engaging hiking experience within Frozen Head State Park. You'll start on the Judge Branch Trail, enjoying a pleasant walk alongside the creek, before encountering a short, steep climb that leads to the more rugged South Old Mac…

Last updated: June 9, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Frozen Head State Park

Waypoints

A

Start point

Get Directions

1

15 m

Old Mac Trailhead

Highlight • Trail

There is plenty of parking at the trailhead, a gazebo with picnic tables, restrooms, and a trail map. From here you have great access to three different trails up Old Mac.

Tip by

2

2.25 km

South Old Mac Trail

Highlight (Segment) • Trail

This trail is much steeper than the North Old Mac Trail and climbs up the Judge Branch valley to the top of Old Mac. Much of the trail is beautiful, rugged, rocky singletrack.

Tip by

B

3.93 km

End point

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Way Types & Surfaces

Way Types

3.92 km

< 100 m

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Elevation

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Thursday 9 July

28°C

19°C

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Frequently Asked Questions

What is the overall difficulty of the South Old Mac and Judge Branch Trail Loop?

While the komoot tour data rates this specific loop as 'easy', the South Old Mac Trail component is known to be significantly steeper and more strenuous than the Judge Branch Trail. Hikers often combine these trails, creating routes that typically range from moderate to difficult in overall challenge, especially due to the rugged, rocky singletrack and steep ascent on South Old Mac.

Where does the trail start and where can I park?

The loop typically begins near the Old Mac Trailhead within Frozen Head State Park. Parking is available at designated areas within the park. It's always a good idea to check the park's official website for the most current information on parking availability and any potential fees.

Is the South Old Mac and Judge Branch Trail Loop dog-friendly?

Frozen Head State Park generally allows dogs on trails, but they must be kept on a leash at all times. Always verify the most current pet regulations directly with Frozen Head State Park before your visit.

Do I need a permit or pay an entrance fee for Frozen Head State Park?

Frozen Head State Park typically does not charge an entrance fee for day use. However, if you plan on backcountry camping, permits are required. It's always best to check the official Frozen Head State Park website for the most up-to-date information on fees, permits, and regulations before your trip.

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

Spring is particularly beautiful on this trail, as the hardwood forest is known for its abundant wildflowers. Fall offers vibrant foliage. Summer can be warm and humid, while winter conditions may include dampness, mud, or even ice/snow at higher elevations. Always check weather conditions before heading out.

What kind of terrain can I expect on the trail?

The Judge Branch Trail starts relatively flat, following the creek. In contrast, the South Old Mac Trail is significantly steeper, characterized by rugged, rocky singletrack. You can expect to encounter roots and rocks, and sections can be damp and occasionally muddy, especially after rain.

Are there any notable viewpoints or features along the way?

The Judge Branch Trail offers pleasant ambiance with views of the flowing water. Along the South Old Mac Trail, you can catch glimpses of the Judge Branch below. While this specific loop may not reach the highest panoramic viewpoints, the surrounding Frozen Head State Park is known for its mountain views. You might also notice historical Civilian Conservation Corps (CCC) work, such as buttresses supporting the trail.

Does this loop intersect with other trails in Frozen Head State Park?

Yes, this route primarily follows sections of the South Old Mac Trail and the Judge Branch Trail. It also briefly intersects with parts of the Spicewood Trail, Interpretive Trail, Old Mac Trail, and North Old Mac Trail, offering potential connections to other areas within Frozen Head State Park.

Is there a recommended direction to hike the loop?

Given that the Judge Branch Trail is generally easier and starts flat, while the South Old Mac Trail involves a steeper, more strenuous climb, many hikers prefer to tackle the steeper ascent of South Old Mac first. This means starting on the South Old Mac Trail and descending via the Judge Branch Trail, which can be easier on the knees.

What kind of wildlife might I see on the trail?

The trail winds through a beautiful hardwood forest, providing habitat for various wildlife. While specific sightings are never guaranteed, you might encounter common forest animals such as deer, squirrels, and a variety of bird species. Keep an eye out for wildflowers, especially in the spring.

Are there any water sources available along the loop?

The Judge Branch Trail follows Judge Branch, and you may encounter stream crossings. While you might be able to hop across in normal water levels, it's always recommended to carry sufficient water for your hike, as natural water sources should be filtered or treated before consumption.

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