Rockhaven and Mill Race Loop
Rockhaven and Mill Race Loop
4.7
(6670)
8,156
hikers
Rockhaven and Mill Race Loop
01:25
5.06km
90m
Hiking
The Rockhaven and Mill Race Loop offers a delightful escape into nature, winding through dense woodlands and along the Patapsco River. You'll experience a mix of rocky terrain and smooth riverside paths, with the Oella Ridge providing a peaceful, tree-lined section. This easy 3.1-mile (5.1 km) hike, with its gentle…
Last updated: June 9, 2026
Tips
Your route passes through a protected area
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Waypoints
Start point
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3.08 km
River bridge view
Highlight • Viewpoint
Tip by
4.04 km
Patapsco Valley State Park Rockhaven Area
Highlight • River
Tip by
5.06 km
End point
Way Types & Surfaces
Way Types
4.89 km
154 m
Surfaces
4.73 km
221 m
< 100 m
< 100 m
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Elevation
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Weather
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Today
Saturday 11 July
31°C
20°C
91 %
Additional weather tips
Max wind speed: 10.0 km/h
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This route was planned by komoot.
Frequently Asked Questions
What is the typical duration to complete the Rockhaven and Mill Race Loop?
Hikers generally complete this loop in approximately 1 hour and 25 minutes. The total distance is about 5.1 km (3.1 miles).
Is this trail suitable for beginners or families?
Yes, the Rockhaven and Mill Race Loop is generally considered easy and suitable for various fitness levels, making it a good option for beginners and families. While most of it is accessible, some sections can be steep or more technically challenging.
What is the terrain like on the loop?
The trail features diverse terrain, including rocky sections, dense woodlands, and paths running alongside the Patapsco River. You'll encounter a mix of wider, easily accessible paths and narrower riverside trails.
What are the parking options for the trailhead?
Parking is available at the blue marker for this loop within Patapsco Valley State Park. Be aware that parking can be limited, especially during peak hiking times, so arriving early is advisable.
Are dogs allowed on the Rockhaven and Mill Race Loop?
Yes, dogs are generally welcome on trails within Patapsco Valley State Park. Please ensure your dog is kept on a leash and that you clean up after them.
What is the best time of year to hike this trail?
While enjoyable year-round, the colder months offer unique advantages. During winter, the bare trees provide unobstructed views of the Patapsco River that are often hidden by foliage in other seasons.
Are there any entrance fees or permits required for Patapsco Valley State Park?
Yes, Patapsco Valley State Park typically has an entrance fee. You can find current fee information and any permit requirements on the official Maryland Department of Natural Resources website for the park.
What notable features or viewpoints can I expect along the route?
The loop offers picturesque riverside views, especially in colder months. You'll also pass by the River bridge view and experience the scenic Patapsco Valley State Park Rockhaven Area.
Does the loop intersect with other trails?
Yes, the route intersects with several other paths. Notably, it covers sections of the Mill Race Trail, New Rocks, and Rockhaven Trail. You may also encounter parts of the Patapsco Traverse (north hiking) and OEC Connector trails.
Are there more challenging options nearby for experienced hikers?
Yes, within the broader Rockhaven area of Patapsco Valley State Park, the 'New Rocks Trail' is known for being arguably the most technically challenging trail in the park, utilizing natural rocky terrain. This offers a more rigorous experience for those seeking it.
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