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Routes
Hiking trails & Routes
United States
Maryland
Frederick County

Boundary Line and 3 Saws Loop

Easy

4.8

(1031)

18,179

hikers

Boundary Line and 3 Saws Loop

01:43

5.64km

210m

Hiking

Embark on the Boundary Line and 3 Saws Loop for an easy but engaging hike through forested terrain. This 3.5 miles (5.6 km) route presents a rugged and demanding experience, with uneven, rocky surfaces underfoot. You will gain 700 feet (213 metres) of elevation, typically completed in about 1 hour…

Last updated: April 23, 2026

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Your route passes through a protected area

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B

5.64 km

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Way Types & Surfaces

Way Types

2.83 km

2.81 km

Surfaces

5.39 km

252 m

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Elevation

Elevation

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Weather

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Today

Monday 8 June

27°C

16°C

0 %

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Frequently Asked Questions

What is the terrain like on this loop?

The terrain is primarily rocky singletrack, characteristic of the Frederick Watershed trails. You can expect uneven, rocky surfaces, and potentially loose ground. While the komoot algorithm rates this loop as 'easy' for hiking, be prepared for a rugged and demanding experience due to its technical nature, which is popular with mountain bikers.

Is this trail suitable for beginners?

Given the rocky and technical nature of the trails, which are primarily designed for challenging mountain biking, this loop might be more demanding than a typical 'easy' hike. While the distance is manageable, beginners should be prepared for a strenuous trek over uneven terrain and be aware of potential mountain bike traffic.

Where can I park to access this loop?

Specific parking details for this exact loop are not widely published, but access to trails in the Frederick Watershed typically involves parking at designated trailheads within the Frederick Municipal Forest. It's advisable to check local Frederick Watershed resources or trail maps for the most current parking information before your visit.

Do I need a permit or pay an entrance fee for the Frederick Municipal Forest?

The Frederick Municipal Forest, where this loop is located, is managed by the City of Frederick. While general access for hiking is usually free, it's always a good idea to check the official City of Frederick or Frederick Watershed website for any specific permit requirements, entrance fees, or regulations that might apply to certain activities or areas within the forest.

Is this loop dog-friendly?

Most trails in the Frederick Watershed allow dogs, but they are typically required to be on a leash. Given the shared use with mountain bikers and the technical terrain, ensuring your dog is well-behaved and under control is important for everyone's safety. Always practice Leave No Trace principles and pack out any waste.

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

The Frederick Watershed offers forested terrain, making spring and fall generally pleasant for hiking with milder temperatures and potentially vibrant foliage. Summer can be hot and humid, while winter might bring icy or muddy conditions. Be aware that mountain biking activity can be high during peak seasons, so consider visiting during off-peak hours or weekdays if you prefer a quieter experience.

What kind of scenery can I expect?

You'll be hiking through forested terrain characteristic of the Frederick Watershed. While specific expansive viewpoints might be limited due to the dense forest, you can enjoy the natural beauty of the woods. The primary draw of these trails is often the challenging physical experience rather than panoramic vistas.

Does this trail intersect other well-known paths?

Yes, the route also passes through sections of the Catoctin National Recreation Trail, the Boundary Line trail, and the 3 Saws trail. These are well-known trails within the Frederick Watershed, particularly popular among mountain bikers.

How long does it typically take to complete this loop?

Based on komoot's data, this loop typically takes around 1 hour and 43 minutes to complete for a hiker. However, your actual time may vary depending on your pace, fitness level, and how much time you spend navigating the rocky terrain or yielding to mountain bikers.

What should I be aware of regarding mountain bikers on this trail?

This loop is located in an area renowned for challenging mountain biking, and trails like Boundary Line and 3 Saws are highly popular among riders. Hikers should be prepared to encounter mountain bike traffic, especially on technical downhill sections. Stay alert, listen for approaching bikes, and be ready to yield the trail for safety.

Are there any unique features or highlights on this route?

The Boundary Line and 3 Saws trails themselves are notable, particularly in the mountain biking community, with Boundary Line having been recognized globally for its downhill jump lines and flowy features after refurbishment. For hikers, the unique feature is experiencing a challenging, technical trail system primarily known for its biking appeal.

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