Weir Canyon and Anaheim Hills Trails Loop
Weir Canyon and Anaheim Hills Trails Loop
2.6
(29)
96
hikers
04:37
16.1km
400m
Hiking
Hike the moderate 10.0 miles (16.1 km) Weir Canyon and Anaheim Hills Trails Loop, gaining 1322 feet (403 metres) with panoramic views.
Last updated: February 26, 2026
Waypoints
Start point
Parking
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6.26 km
Highlight • Viewpoint
Tip by
7.44 km
Highlight • Viewpoint
Tip by
16.1 km
End point
Way Types & Surfaces
Way Types
9.10 km
6.63 km
203 m
130 m
Surfaces
8.55 km
7.09 km
223 m
165 m
< 100 m
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Elevation
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Weather
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Sunday 24 May
22°C
16°C
0 %
Additional weather tips
Max wind speed: 16.0 km/h
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This route was planned by komoot.
The Weir Canyon and Anaheim Hills Trails Loop is part of Santiago Oaks Regional Park. You can typically find parking within the park itself, which provides direct access to the trail system. Specific trailhead access points are well-marked within the park.
Yes, as the trail is located within Santiago Oaks Regional Park, there may be an entrance fee for the park. It's advisable to check the official Orange County Parks website for current fee schedules and any specific regulations regarding permits for activities within the park.
Yes, the trail is dog-friendly in designated sections. Dogs are generally permitted on leash. You'll often find amenities like poop bags provided at trailheads. Always ensure your dog is on a leash and follow all park regulations.
The best time to hike is generally in late winter and early spring when the hillsides are vibrant with wildflowers, including California poppies. During warmer months, the lack of shade along much of the trail can make it particularly challenging, so an early start is recommended if hiking in summer.
The trail is generally rated as moderate, though some signage might indicate it as difficult. It features undulating terrain with continuous ups and downs, often described as a 'rollercoaster' due to the dips and climbs. You'll traverse deep canyons, steep hillsides, and rolling hills, with sections of both single track and wider dirt roads.
You can expect breathtaking views throughout the journey. The area boasts one of Orange County's largest and healthiest oak woodlands, rare habitats, and small streams. You'll get panoramic views of the surrounding mountains, the city of Anaheim, and the Walnut Canyon Reservoir. On clear days, you might even spot distant landmarks like Sierra Peak, the Santa Ana Mountains, the San Gabriel Mountains, and Mount Baldy. Don't miss the Robber's Roost and Robber's Peak for notable vistas.
The canyon is home to diverse wildlife, including bobcats, coyotes, and mountain lions, though sightings are rare. Plant species include California sagebrush, coastal live oak, toyon, and California buckwheat. In spring, the hillsides are covered in wildflowers.
Yes, the route is part of a larger network of trails within Santiago Oaks Regional Park. It utilizes sections of the Weir Canyon Trail Loop, Deer Trail, and Anaheim Hills Trail, allowing for customized routes and exploration of the surrounding area.
There is generally no potable water available directly on the Weir Canyon and Anaheim Hills Trails Loop itself. Hikers should carry sufficient water for the entire duration of their hike, especially given the continuous elevation changes and potential for warm weather.
Given the moderate difficulty and lack of shade, essential items include plenty of water, sun protection (hat, sunscreen), sturdy hiking shoes, and snacks. A map or GPS device is also recommended to navigate the interconnected trail system.
The full loop, which is approximately 16 kilometers (10 miles) long, typically takes around 4 to 4.5 hours to complete, depending on your pace and stops. The continuous ups and downs contribute to the duration.