4.8
(1159)
17,320
hikers
02:16
8.46km
100m
Hiking
Hike the moderate 5.3-mile Boundary Trail loop in Gunpowder Falls State Park, gaining 335 feet over 2 hours and 16 minutes.
Last updated: February 26, 2026
Waypoints
Start point
Parking
Get Directions
56 m
Highlight • Trail
Tip by
3.03 km
Highlight (Segment) • Trail
Tip by
8.46 km
End point
Parking
Way Types & Surfaces
Way Types
7.63 km
759 m
< 100 m
< 100 m
Surfaces
7.63 km
759 m
< 100 m
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Elevation
Highest point (170 m)
Lowest point (110 m)
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Weather
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Saturday 11 July
30°C
19°C
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This route was planned by komoot.
The route for the Boundary Trail typically starts at the Sweet Air Area Trailhead within Gunpowder Falls State Park. Parking is usually available at or near this trailhead.
Yes, Gunpowder Falls State Park may have entrance fees, especially during peak seasons or for certain amenities. It's always best to check the official Maryland Department of Natural Resources website (e.g., usda.gov for general park information, but specifically look for Maryland DNR or Gunpowder Falls State Park for current fee schedules) for the most up-to-date information on fees and any specific permit requirements for activities within the park.
Rated as 'moderate', this trail offers a good challenge without being overly strenuous. With a distance of about 8.5 km and an elevation gain of around 100 meters, it's manageable for hikers with some experience, but beginners should be prepared for a few hours of walking.
The terrain on this route is varied, typical of a moderate hike. You can expect a mix of natural surfaces, potentially including dirt paths, some roots, and small rocks. Given its location in a state park, the trail is generally well-maintained but can be uneven in places.
Spring and fall are generally the best times to hike this trail. In spring, you'll enjoy milder temperatures and blooming wildflowers. Autumn offers comfortable weather and beautiful fall foliage. Summer can be warm and humid, while winter hiking is possible but may require appropriate gear for colder conditions or potential ice.
Generally, dogs are allowed on trails in Gunpowder Falls State Park, but they must be kept on a leash at all times. Always check the specific regulations for the park before your visit to ensure compliance.
The specific route highlighted, 'Sweet Air Loop via Boundary Trail', indicates that it is designed as a loop trail, bringing you back to your starting point without retracing your steps.
The primary feature of this route is the Boundary Trail itself, offering a scenic hiking experience within Gunpowder Falls State Park. While specific panoramic viewpoints aren't detailed, the natural setting of the park provides pleasant forest scenery.
Yes, this route utilizes sections of several other trails within the park. You'll find yourself on parts of the Barley Pond Loop, Pine Loop, Little Gunpowder Trail (white), Gas Pipeline Trail, Cody Jean Trail (green), Black Forest Trail (red), Orange Blaze, and Yellow Trail, among others.
As a natural trail within a state park, facilities like restrooms and potable water sources are typically limited to the main trailhead areas, such as the Sweet Air Area Trailhead. It's advisable to carry enough water for your hike and use facilities before starting.
For a moderate hike of this length, you should bring comfortable hiking shoes, sufficient water, snacks, a map or GPS device (like the komoot app), and appropriate clothing for the weather. Sun protection and insect repellent are also recommended, especially during warmer months.
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