Saddleback Mountain Hike (Santiago Peak)
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Saddleback Mountain Hike (Santiago Peak)

Hike Stats

Total Distance
15.8 miles
Time
7-10 hours
Total Climbing
4200 feet
Difficulty
Hard
Crowds
Quiet
Dogs
Leashed

Hiking Saddleback Mountain takes you to the highest point in Orange County, Santiago Peak. It's also the highest point in the Santa Ana mountains at 5,689 feet. This hike takes the scenic Holy Jim Trail, the shortest route to the summit. Still, this is a long and challenging hike. Don't try this hike without a good level of fitness.

How to Get to the Saddleback Mountain Hike

Saddleback Mountain Hike Map
The trailhead is about 30-45 minutes from most populated spots in Orange County, CA.

Use this address to get to the trailhead: Holy Jim Trailhead, Holy Jim Canyon Rd, Corona, CA 92883

Saddleback Mountain Hike Drive
The last few miles to the trailhead follow Trabuco Creek Road, which is paved in spots but otherwise dirt. The road has potholes, rutting, and some light stream crossings. That said, I've seen low-clearance vehicles many times at the trailhead, so it is doable with a car, but you'll have to pick your way through the rough patches.

You need a parking pass for the Cleveland National Forest. I use the affordable National Parks Pass, which gets me in every national park, national monument, and national forest. You can also use an (Southern California only) Adventure Pass, or buy a $5 day permit from the ranger's office.

Saddleback Mountain Hike Directions 1
The parking area is massive and you shouldn't have to worry about a spot. The trail board is at the eastern side.

Gear for the Hike

Santiago Peak is a proper backcountry hike, and you should be prepared with emergency gear and, ideally, a satellite SOS device. Trekking poles are helpful on the slopes. When it's warmer out, the temperatures can soar here in Cleveland National Forest, so ideally, pick a time in the winter to do the hike. I find 3L of water is enough, but when it's hot out, you'll want to cache more on the way up. Insect repellant helps keep the bugs away. There is usually a decent amount here when it's warmer out. The upper parts of the hike rarely get snow, but it can happen.

There is an unreliable water source at the end of the Lower Holy Jim Trail at Bear Springs. Expect some water in the spring and early summer, but otherwise, it's usually dry.

Essentials I’m Using Now

Saddleback Mountain Trail Maps

There are mountain bikers on all these trails, so keep your eye out and give them the right of way, especially on the narrow sections of the Holy Jim Trail.

Click to activate map
CalTopo
Print Map, Work With It Yourself
GPX
Bring the Guide to Any GPS
Saddleback Mountain Hike
Santiago Peak is the highest point in Orange County, so plan on going uphill. There are a few sections to catch your breath. The first half of the hike is gentler than the second half.

Saddleback Mountain is actually two peaks, Santiago Peak and the lower Modjeska Peak. Saddleback Mountain can be seen from most of Orange County and dominates the skyline. It's called Saddleback Mountain because the two peaks look like a saddle from most of Orange County. This hike goes to the higher Santiago Peak, but you can also hike to the lower Modjeska Peak.

Saddleback Mountain Hike Directions

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Start the hike by going up the dirt road behind the trail board.
Saddleback Mountain Hike Directions 3
Hike up the road for about a half a mile, through an area of private cabins.
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At the end of the cabins you'll see the official trailhead. Go through the gate and hike up along Holy Jim Creek.
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When you get to the junction for the spur trail to Holy Jim Falls, make the left uphill toward Main Divide Road.
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Start the climb. From here on up it's pretty much uphill.
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Over the next few miles you'll navigate switchbacks along the climb.
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When you reach Main Divide Road, make the right onto it.
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Walk up Main Divide Road for about a half a mile.
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After about 0.5 mile you'll reach a saddle. Look for a small overgrown trail back and to your left. Sometimes there's a cairn marking the location. It helps to have electronic navigation here.
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Follow the smaller Upper Holy Jim Trail uphill along the switchbacks for about a mile.
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When you reach the wide flat area, it's Main Divide Road again. Make the right and the quick left to continue toward the summit of Santiago Peak.
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You'll follow Main Divide Road for about a mile toward the summit.
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Go through the gate at the summit area.
path to summit on saddleback
So the summit can get a bit tricky. There are a lot of roads and tower areas. This satellite map shows you the path to the summit marker.
path to summit on saddleback
At the other side of the summit you'll see this little building. Continue around the side of it for the actual summit.
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Look for a small dirt trail to the actual summit.
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In addition to the views, there's a survey marker.
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That's it! From here just go back the way you came.

For an easier descent, skip the Upper Holy Jim Trail and just continue down Main Divide Road until you reach the intersection of Lower Holy Jim Trail.

Originally published July 29, 2023