4
hikers
04:26
15.6km
350m
Hiking
The Cromwell Valley Reservoir Trail offers a moderate hiking challenge, covering 9.7 miles (15.6 km) with an elevation gain of 1133 feet (345 metres). You can expect to complete this route in about 4 hours and 26 minutes, immersing yourself in a diverse landscape. As you hike, you will pass…
Last updated: April 23, 2026
Waypoints
Start point
Parking
Get Directions
2.69 km
Highlight • Natural
Tip by
8.98 km
Ruins
Ruins
9.81 km
Viewpoint
Viewpoint
11.5 km
Ruins
Ruins
15.6 km
End point
Way Types & Surfaces
Way Types
12.2 km
3.16 km
154 m
< 100 m
Surfaces
13.3 km
1.27 km
462 m
383 m
204 m
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Elevation
Highest point (140 m)
Lowest point (60 m)
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Weather
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Wednesday 6 May
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16°C
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This route was planned by komoot.
The trail is primarily located within Cromwell Valley Park. You can find parking at various entrances to the park. The Willow Grove entrance is noted for providing access to an accessible path.
Yes, the trail is generally dog-friendly. However, it's always best to keep your dog on a leash and be mindful of other hikers and wildlife. Please remember to pack out any waste.
The trail offers different experiences throughout the year. Spring and fall provide pleasant temperatures and beautiful foliage. During warmer months, the creekside areas are peaceful and shaded, and the stream is popular for 'creek-stomping,' especially for families. Winter hiking is also possible, but be prepared for potentially icy or muddy conditions.
Cromwell Valley Park, where much of this trail is located, is a public park. Generally, there are no entrance fees for day use. For specific regulations or permits for activities, you may want to check the Baltimore County government website: baltimorecountymd.gov.
The trail offers a diverse range of surfaces. You'll encounter wide gravel paths, dirt trails winding through dense woodlands, and sections that cross open meadows. Some parts can be technical with rocky and rooty sections, while others are smooth. The landscape includes stream valleys, rolling hills, and ridges, with multiple stream crossings.
The difficulty varies significantly across the Cromwell Valley area. While some sections are very hilly and technical, many parts offer gentle hills suitable for elementary-aged children. An accessible path with minimal grade changes is available from the Willow Grove entrance, making it suitable for a range of abilities. Families might enjoy the creek-stomping opportunities in warmer months.
The trail boasts beautiful natural surroundings with dense forests, open meadows, and views of the Loch Raven Reservoir. You can also discover historic structures like 18th and 19th-century lime kilns and a log house. The park is excellent for birdwatching, including a hawk watch site, and observing wildlife such as deer, foxes, and wild turkeys. The route also passes through Cromwell Valley Park.
Yes, the route also passes through sections of the White Route, Willow Grove Trail (red), Barrans-Baldwin Trail (green), Sam's Grave Trail, and Meadow Trail (yellow), offering opportunities to explore different parts of the park.
The trail is located just outside Towson, Maryland, so you'll find various cafes, pubs, and other amenities in the nearby town. Within Cromwell Valley Park itself, visitor center amenities might be available, but it's best to check the park's official website for current offerings.
Cromwell Valley Park is known for its diverse habitats, making it a great spot for wildlife viewing. Hikers often spot squirrels, deer, foxes, and wild turkeys. It's also an excellent location for birdwatching, with a dedicated hawk watch site.
The full route, as described, is approximately 15.6 kilometers (9.7 miles) and typically takes around 4 hours and 26 minutes to complete. However, shorter loops and sections within Cromwell Valley Park can be hiked for quicker outings.