The 20 Best Trail Running Routes in Southern California

When it comes to trail runs in Southern California, you just can’t beat it. The diverse landscape and beautiful weather are perfect for trail running. Plus, there’s an incredible amount of variety when it comes to trails to cater to different fitness levels!

The trails in Southern California range from short, easy routes to longer, more challenging ones. Some trails offer breathtaking ocean views, while others take you through stunning mountain terrains. 

One of the best parts about it is that they’re well-maintained and also offer year-round running weather. So, in this article, I’ll share my top trail running routes in SoCal and why you should consider them.

Best Trail Runs in Southern California

If you’re a trail running fanatic and you’re in Southern California, you’re in for a treat. The region is dotted with some of the best trail runs. Let’s look at some of the best ones:

1. Mount Woodson Trail

If you’re looking for a challenging but rewarding trail run, the Mount Woodson Trail in Southern California should be on your list. This trail is roughly 7.5 miles long, making it a great choice for those who want to push their endurance.

The key features of this trail that runners would love include the steep inclines and declines, which are perfect for building strength and stamina. The trail also offers breathtaking views of the surrounding area, giving you a scenic backdrop as you work up a sweat.

The Mount Woodson Trail is located near Ramona, California. It’s easily accessible and has ample parking.

2. Torrey Pines

Torrey Pines is a stunning trail located in San Diego, Southern California. It offers a moderate length of 6 miles round trip, making it a perfect option for a quick morning run or a leisurely evening jog.

One of the key features of this trail that runners love is the breathtaking views of the Pacific Ocean. It’s not every day that you get to run with such a beautiful backdrop! The trail also winds through some incredible Torrey Pine trees, which are the rarest native pines in the United States.

Another great feature of this trail is its variety of terrain. It offers a mix of flat sections, gentle inclines, and some steep hills that will really get your heart pumping. This variety not only keeps the run interesting but also provides a great workout.

3. Guajome Regional Park Trail

The Guajome Regional Park Trail is a 4.5-mile loop that offers a variety of terrain and beautiful views. It’s a great place to enjoy a run while taking in the local wildlife and scenery.

Key features of the trail include a mix of grasslands, woodlands, and wetlands. This variety not only provides a challenging run but also makes each run unique and interesting. The trail is well-maintained and marked, making it easy for runners to navigate.

One of the best parts of this trail is its location. It’s not far from the city, making it easily accessible for runners. Yet, it’s far enough away to give you a sense of peace and tranquility. It’s the perfect place to escape the hustle and bustle of city life and enjoy a good run.

4. Potato Chip Rock

Potato Chip Rock is one of the most popular trail runs in Southern California. With a length of 7.5 miles, this trail offers a challenging yet rewarding running route. Located in Poway, this trail is well-known for its unique rock formation at the peak that looks like a potato chip.

This trail offers a variety of terrain, from smooth paths to rocky inclines. Runners will appreciate the well-markered trails and the stunning views of Lake Poway. 

The final ascent to the potato chip rock can be a bit steep, but the view at the top is well worth the effort. Remember to pack plenty of water and snacks for this trail run as it can get quite hot during the summer months. 

5. Bridge to Nowhere – East Fork Trail

Located in the San Gabriel Mountains, this trail is approximately 10 miles long. It’s a round-trail which means you’ll end up at the same place you started. This makes it a convenient choice for those who prefer not to arrange transport back from the end of the trail.

The key feature of this trail is the abandoned bridge, hence the name “Bridge to Nowhere”. Built in 1936, the bridge was meant to be part of a road through the San Gabriel Mountains. However, the project was abandoned due to frequent flash floods. Today, the bridge stands alone in the wilderness, adding a unique charm to the trail.

The trail itself offers diverse terrain, from rocky paths to river crossings. Runners will love the challenge and the beautiful scenery. However, it’s important to note that this trail is rated as moderate to difficult. Therefore, it’s more suitable for experienced trail runners.

6. Sandstone Peak Loop

If you’re in the mood for a challenging but rewarding trail run, the Sandstone Peak Loop located in the Santa Monica Mountains of Southern California is a great option. This trail is known for its breathtaking views and unique terrain.

The trail stretches for a total of 6.25 miles which makes it the perfect choice for intermediate and advanced runners. As you traverse the trail, you’ll encounter a mix of steep inclines and declines that will surely test your endurance.

One of the key features runners love about the Sandstone Peak Loop is its stunning panoramic views. As you reach the highest point of the trail, you’ll be rewarded with a 360-degree view of the Pacific Ocean, the Channel Islands, and the surrounding mountain ranges.

Another notable feature is the variety of flora and fauna you’ll encounter along the way. The trail is home to a diverse array of plant species and wildlife, making your run even more enjoyable and interesting.

7. Parker Mesa Overlook

If you’re looking for a trail run that offers a blend of challenge and scenic beauty, then Parker Mesa Overlook in the Pacific Santa Monica Mountains is a must-try. This trail stretches over a distance of 6.7 miles and is located in Topanga State Park, Southern California.

The trail starts at Trippet Ranch in Topanga State Park and takes you to the Parker Mesa Overlook. The path offers a moderate climb that will surely get your heart pumping. 

But don’t worry, the breathtaking views of the Pacific Ocean and the Los Angeles basin will more than make up for the effort.

One key feature that runners love about this trail is the well-maintained path. It’s mostly a wide, dirt trail with some rocky sections. 

You’ll also find some shaded areas thanks to the beautiful chaparral vegetation, providing a break from the Southern California sun.

8. Mount Wilson

Mount Wilson is one of the most challenging yet rewarding trail runs in Southern California. This trail is located in the San Gabriel Mountains, just northeast of Los Angeles. It stretches a robust 14.5 miles which makes it a perfect fit for those looking for a longer run.

One of the key features runners appreciate about this trail is its steep inclines and declines. These provide an excellent opportunity to build strength and endurance. The trail is well-markered, making it easy to navigate even for first-time visitors.

Another standout feature is the breathtaking scenery. The trail offers panoramic views of the Los Angeles basin and, on clear days, the Pacific Ocean. The trail is also home to a variety of wildlife, adding an element of interest to your run.

9. Top of the World Loop

If you’re looking for a trail run that offers a bit of a challenge and a whole lot of scenic beauty, the Top of the World Loop in Southern California is the one. This trail is located in the stunning Laguna Beach area and is known for its breathtaking panoramic views.

The Top of the World Loop is approximately 2.4 miles long, making it a perfect choice for runners who enjoy a shorter, more intense workout. 

The trail features a steady inclining path that will surely get your heart pumping. But don’t worry, the magnificent view from the top makes the climb totally worth it.

The trail is well-maintained and marked, ensuring that you won’t lose your way. The path is also wide enough for runners and hikers to comfortably share the space.

10. Black Star Canyon Falls Trail

The Black Star Canyon Falls Trail is a hidden gem located in the heart of Southern California, and it’s one of the most popular trails in the area.

This trail is a must-visit for any trail runner looking for a bit of adventure. The trail stretches over 6.8 miles, providing a good length for those aiming for a longer run. It’s located in the Santa Ana Mountains, a short drive from downtown Los Angeles.

One of the key features of this trail is its beautiful waterfall. The route takes you through a scenic path filled with native plants and wildlife, leading up to the stunning Black Star Waterfall. 

This trail is known for its challenging terrain, with several steep inclines that will test your endurance. But don’t worry, the breathtaking views at the top are well worth the effort!

11. Iron Mountain Trail

If you’re looking for a challenging but rewarding trail run in Southern California, Iron Mountain Trail is a must-try. Located in the city of Poway, this trail offers a mix of terrains that will keep your run interesting and engaging.

The Iron Mountain Trail is approximately 6 miles in length, making it a perfect choice for a longer, more intense run. The trail offers steady inclines and declines, which provide a great opportunity for building endurance and strength.

One of the key features runners love about this trail is its stunning views. As you ascend, you’ll be treated to panoramic views of the surrounding area, including the cityscape, the desert, and on clear days, even the ocean.

Remember to bring plenty of water and wear suitable footwear as the trail can get rocky in parts. The trail is well-maintained and marked, so you can focus on your run and enjoy the beautiful scenery.

12. Mtrubidoux (Riverside)

If you’re looking for a trail run in Southern California that offers a blend of history, beauty, and a good workout, Mt Rubidoux in Riverside is going to become your new go-to spot. This trail is about 3 miles long which makes it perfect for both beginners and seasoned runners.

One of the key features of this trail is its paved path, which is rare for trail running. This makes it an excellent choice for those who are new to trail running or prefer a smoother surface. The trail is also dog-friendly, so feel free to bring your four-legged running buddy along!

The trail offers stunning views of the city and surrounding areas, with plenty of spots to stop and take in the scenery. There’s also a historic cross at the top of the trail, adding a unique touch to your run.

13. Venice Beach to Santa Monica

The route from Venice Beach to Santa Monica is a flat, paved path that stretches for about 3.5 miles which makes it perfect for runners of all levels.

Starting at the iconic Venice Beach Boardwalk, you’ll run alongside the beautiful Pacific Ocean. This path is known for its vibrant atmosphere, with street performers, artists, and vendors lining the route. Not to mention, you’ll enjoy the cool ocean breezes and the sound of crashing waves as you run.

As you approach Santa Monica, you’ll pass by the famous Santa Monica Pier. Here, you can take a break and enjoy the stunning views of the ocean and the ferris wheel.

The trail ends at Santa Monica Beach, another iconic location known for its wide sandy beach and lively scene. It’s the perfect spot to cool down and stretch after your run.

14. Victoria Street (Riverside)

Victoria Street in Riverside, Southern California, is a trail runner’s paradise. This trail is a perfect mix of urban and natural landscapes, offering runners a unique running adventure.

The trail spans about 4 miles, making it ideal for both short, quick runs and longer endurance workouts. It’s flat and well-maintained, providing a smooth running surface perfect for all skill levels. 

It winds through beautiful parks and alongside the tranquil Santa Ana River, providing a refreshing and scenic backdrop to your run. The trail is also lined with plenty of shade trees, making it a great option for hot summer days.

Victoria Street trail is easily accessible, located in the heart of Riverside. Plus, it has ample parking and is close to public transportation.

15. San Clemente Beach Trail

If you’re looking for a scenic run that combines the beauty of the ocean with the challenge of a trail, the San Clemente Beach Trail is a great choice. 

Located in sunny Southern California, this 4.6-mile out-and-back trail offers runners a unique opportunity to enjoy the ocean views while getting a great workout.

One of the key features runners love about this trail is its flat, well-maintained path. It’s ideal for both beginners and experienced runners looking to improve their speed or endurance. The trail is also dog-friendly, so feel free to bring your pet along for the run.

Another highlight of the San Clemente Beach Trail is its accessibility. The trail is open year-round and is easily accessible from the San Clemente Metrolink Station, making it a convenient option for those who rely on public transportation.

16. Gage Canals (Riverside)

If you’re located in Southern California, the Gage Canals in Riverside is a trail that you should definitely check out. This trail is approximately 6 miles long, making it a perfect choice for runners looking for a moderate distance run.

One of the key features that runners appreciate about the Gage Canals trail is its flat terrain. This makes it an ideal choice for beginners or for those who prefer a less strenuous running route.

Plus, the trail is lined with beautiful trees, providing not only a scenic view but also some much-needed shade on those hot California days.

Another great feature of this trail is its location. Situated in the heart of Riverside, it’s easily accessible for local residents. Plus, there are plenty of parking spaces available, making it a convenient option for those driving in from other areas.

17. Pacific Electric Trail (Rancho Cucamonga)

The Pacific Electric Trail in Rancho Cucamonga is a must-try for trail runners. Spanning a substantial 21 miles, it offers a mix of urban and natural scenery that’s sure to keep your runs interesting. The trail follows the old Pacific Electric Railway, hence its name, giving it a unique historical touch.

Located in the heart of Rancho Cucamonga, the trail is easily accessible. It starts from Claremont and stretches all the way to Rialto, passing through residential areas, commercial zones, and beautiful parks. It’s a well-paved, multi-use trail, making it ideal for runners of all skill levels.

One of the key features that runners appreciate about this trail is its flat terrain. It’s perfect for those who want to focus on speed training or simply enjoy a leisurely run without the challenge of steep inclines. 

Plus, there are plenty of rest spots along the route where you can catch your breath and hydrate.

18. Santa Ana River Trail

The Santa Ana River Trail is a gem located in sunny Southern California. This trail stretches an impressive 50 miles, providing an extensive route for those looking for a long-distance run. 

The trail follows the Santa Ana River, offering scenic views of the waterway, and is dotted with lush greenery, making it a refreshing escape from city life.

One of the key features that runners appreciate about this trail is its flat terrain, making it a suitable choice for beginners or those looking for a less strenuous run. 

Despite its length, the trail is well-markered, so you don’t have to worry about losing your way. Moreover, the trail is also paved and well-maintained, ensuring a smooth running surface.

The Santa Ana River Trail can be accessed from several points, with the most popular being the Yorba Regional Park and the Huntington Beach entrance. 

19. Ventura Boardwalk

Ventura Boardwalk is located right along the Pacific coastline. It stretches for about two miles, making it an excellent choice for runners of all levels.

One key feature of the Ventura Boardwalk trail is its flat, paved surface. This makes it ideal for those who prefer a smooth run or are new to trail running. The trail is also well-lit and busy, providing a sense of security for those who enjoy early morning or late evening runs.

But the real highlight of the Ventura Boardwalk trail is the stunning ocean views. As you run, you’ll be treated to the sight of the sparkling Pacific, sandy beaches, and swaying palm trees. It’s a breathtaking backdrop that makes every run feel like a mini-vacay.

20. Mission Bay

Mission Bay is a beautiful running trail located in sunny Southern California. This trail is a favorite among both locals and visitors due to its stunning views and well-maintained paths. 

The length of the trail is approximately 6 miles, making it a perfect choice for runners looking for a moderate distance run.

One of the key features of this trail is its scenic ocean views. As you run along the trail, you will be treated to breathtaking views of the Pacific Ocean. The trail also loops around the bay, providing a varied landscape that keeps the run interesting.

Plus, it’s conveniently located near several amenities. There are restrooms, water fountains, and picnic areas along the trail, making it easy for you to stay hydrated and take breaks when needed.

Any great places you’ve hiked in SoCal?

If you’ve tried any of these and have additional feedback, drop it below! Always helps other runners find great trails in SoCal when traveling.

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