Beeler Canyon, Martha Grove, Cardiac Hill, Ridge and Western Loop
Beeler Canyon, Martha Grove, Cardiac Hill, Ridge and Western Loop
4.5
(9117)
13,661
hikers
07:41
27.1km
570m
Hiking
This difficult 16.9-mile hike through Sycamore Canyon/Goodan Ranch Preserve offers varied terrain, including Martha's Grove and Cardiac Hill
Last updated: February 26, 2026
Waypoints
Start point
Parking
Get Directions
13.1 km
Highlight • Trail
Tip by
14.2 km
Highlight • Forest
Tip by
14.2 km
Highlight • Forest
Tip by
17.8 km
Goodan Ranch Sycamore Canyon County Preserve
Nature Reserve
21.7 km
Highlight • Natural
Tip by
27.1 km
End point
Way Types & Surfaces
Way Types
11.9 km
10.7 km
4.21 km
322 m
Surfaces
19.1 km
6.13 km
1.39 km
456 m
< 100 m
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Elevation
Highest point (360 m)
Lowest point (200 m)
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Weather
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Today
Wednesday 8 July
32°C
14°C
0 %
Additional weather tips
Max wind speed: 13.0 km/h
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This route was planned by komoot.
This challenging loop is approximately 27.1 kilometers (16.8 miles) long and typically takes around 7 hours and 40 minutes to complete for an average hiker. Keep in mind that this duration can vary based on your pace, breaks, and trail conditions.
The terrain is quite varied. You'll encounter well-maintained and covered sections on the Beeler Canyon Trail, impressive valley views from the Ridge Trail, and more technical sections on the North Ridgeline Trail. Martha's Grove Trail offers a pleasant winding path through a grove. The route includes both singletrack and fire road sections, with some downhill switchbacks that can be loose and dry.
The loop can be accessed from the Sycamore Canyon Trailhead. Parking is available at the trailhead, which is located within the Goodan Ranch Sycamore Canyon Preserve.
Yes, dogs are permitted on this trail. Please ensure your dog is kept on a leash and that you clean up after them to help maintain the preserve's natural beauty.
Given the potential for loose and dry sections, especially on downhill switchbacks, the cooler months from late fall to early spring are generally ideal. Summers in Poway can be very hot, making for a more strenuous hike. Always check the weather forecast before you go.
Generally, there are no entrance fees or permits required for day use of the Goodan Ranch Sycamore Canyon Preserve. However, it's always a good idea to check the official San Diego County Parks website for any updated regulations or specific event requirements before your visit.
Highlights include the peaceful Martha's Grove (also known as Martha Harville Memorial Grove), which features a 'techy section' and a historic windmill near its end. You'll also experience the challenging Cardiac Hill and enjoy expansive views from the Ridge Trail. The entire loop is situated within the scenic Goodan Ranch County Preserve.
This loop is rated as difficult overall due to its length and significant elevation changes (over 565 meters up). While some sections like the Western Trail are considered easy, Martha's Grove Trail is rated difficult for hiking, and Cardiac Hill is intermediate. The North Ridgeline Trail is also noted for being quite technical.
Yes, the route incorporates sections of several official trails within the preserve. You will hike along parts of the Martha Grove Trail, Ridge Trail, Beeler Canyon Trail, Cardiac Hill, and Beeler Connector Trail.
Given the length and difficulty, it's essential to bring plenty of water, especially on warmer days, as there are no water sources on the trail. Sturdy hiking shoes with good grip are recommended for the varied and sometimes loose terrain. Sun protection (hat, sunscreen) is also advisable, along with snacks and a map or GPS device.
The trailhead is located within the Goodan Ranch Sycamore Canyon Preserve, which offers basic facilities like restrooms. For cafes, restaurants, or other amenities, you would need to drive a short distance to nearby Poway.
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