2.9
(20)
28
hikers
03:05
10.3km
290m
Hiking
Hike the moderate 6.4-mile Hoo-Koo-E-Koo Loop Trail in Baltimore Canyon Open Space Preserve for diverse terrain and stunning views.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Waypoints
Start point
Bus stop
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1.12 km
Highlight (Segment) • Trail
Tip by
4.80 km
Highlight • Waterfall
Tip by
5.14 km
Highlight • Trail
Tip by
10.3 km
End point
Bus stop
Way Types & Surfaces
Way Types
5.56 km
4.02 km
730 m
Surfaces
8.14 km
1.05 km
730 m
382 m
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Elevation
Highest point (170 m)
Lowest point (20 m)
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Weather
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Today
Sunday 24 May
22°C
11°C
0 %
Additional weather tips
Max wind speed: 19.0 km/h
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This route was planned by komoot.
The trail is generally rated as moderate, but its difficulty can vary significantly depending on the specific loop you choose. While the komoot route is about 10.3 km (6.4 miles) and takes around 3 hours, other loops range from an 'Easy' 9.4 km (5.8 miles) route to a 'Medium' 22.0 km (13.7 miles) option with substantial elevation gain. Some singletrack sections are rated with 'blue difficulty', indicating a moderate challenge.
Yes, depending on the specific route chosen. While the overall komoot route is moderate, shorter iterations, such as a 9.4 km loop starting in Kentfield, are graded as 'Easy' and can be completed in about 2 hours. These easier sections make it accessible for those new to hiking.
You'll encounter a varied mix of terrain, including flat fire roads, gravel roads, and singletrack sections. The surfaces range from natural dirt paths to paved sections. This diversity adds to the hiking experience, offering different challenges and views.
The trail offers enjoyable hiking year-round. Spring brings lush greenery and wildflowers, while fall provides comfortable temperatures and clear views. Even winter can be pleasant, though conditions may vary. Summer mornings are also great to avoid the heat.
Yes, the trail is very dog-friendly! Leashed dogs are welcome, making it a popular choice for pet owners looking to enjoy the outdoors with their canine companions.
Generally, there are no specific permits or entrance fees required to access the trails within the Baltimore Canyon Open Space Preserve, where this trail is located. However, it's always a good idea to check the official Marin County Parks website for any updated regulations before your visit.
The trail can be accessed from various points. A common starting point is the Hoo-Koo-E-Koo & Southern Marin Line Trailhead. Parking availability can vary, so arriving earlier in the day, especially on weekends, is advisable.
The trail offers impressive scenery, including expansive views of the San Francisco Bay, the Marin peninsula, and Mill Valley, especially from higher points. You'll also pass by the beautiful Dawn Falls and traverse sections of the Southern Marin Line Rd Trail. The West Point Inn, known for its hike-in breakfast, is also a popular destination reachable from the trail.
Yes, the route is part of a larger trail system. It intersects with and utilizes sections of several other paths, including the Southern Marin Line Road, Blithedale Ridge Fire Road, Hoo-Koo-E-Koo Trail, Dawn Falls Trail, and H Line Fire Road, among others. This allows for various route combinations.
While the trail itself is a natural escape, the nearby towns of Mill Valley and Kentfield offer various amenities, including cafes and restaurants, perfect for a post-hike refreshment. The West Point Inn, accessible via a hike, also offers a unique breakfast experience.
The preserve is home to diverse wildlife. Hikers might spot various bird species, deer, and smaller mammals. Keep an eye out for local flora, including mature trees that contribute to the tranquil natural setting.