Marian Bear Memorial Park

5491 Genesee Ave, San Diego, CA 92117
467 acres | 189 hectares

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About the Location

Natural Escape in the City

Tucked between two interstate highways in San Diego, Marian Bear Memorial Park feels like a secret natural retreat from urban life. This 467-acre preserve stretches through San Clemente Canyon, offering a slice of wilderness that's surprisingly accessible.

Walk through the park and you'll encounter a patchwork of ecosystems - riparian woodlands follow the meandering creek beds, while coastal sage scrub and chaparral blanket the surrounding hillsides. This diverse landscape creates homes for all sorts of creatures. You might spot rabbits hopping along the path, hear frogs croaking near the water, or catch glimpses of raccoons and skunks going about their business.

The canyon also represents a wildlife corridor for larger animals like coyotes and foxes, which use it as a natural highway through the city. Just a heads up - rattlesnakes occasionally sun themselves on narrower trails, so keep your eyes open while exploring.

Hit the Trails

With over three miles of mostly flat paths running the length of the canyon, this park is well-suited for easy walks. For those seeking more of a challenge, several finger canyons branch off with trails climbing up to mesa tops, offering more strenuous options and different perspectives of the landscape.

The main trail gently winds through the park with several side paths connecting to nearby neighborhoods. Whether you're here for a quick nature break or a longer adventure, there's a route that fits.

Mountain bikers frequent the park, enjoying the technical sections that provide just enough challenge without being overwhelming. Many trails follow under a refreshing tree canopy alongside the creek, offering welcome shade on warm days.

During the rainy season, the creek comes alive, creating a playful water feature that adds a soundtrack to your hike. Kids love throwing rocks in the bubbling stream and exploring the banks. You'll encounter some stream crossings along the way - usually manageable by hopping across strategically placed rocks (though waterproof shoes might save you some trouble after heavy rains).

Perfect for Families and Four-Legged Friends

The relatively gentle terrain makes this park ideal for family outings. Children can run ahead safely on most trails, climb trees, collect interesting sticks, and generally burn off energy in a natural setting.

Dogs are welcome across the park as long as they're leashed. The flat terrain and abundant shade make it a comfortable place for dog walking even during warmer months, but bringing water for your furry friend is always a good idea.

What to Expect

You can find restrooms at the main trailheads, particularly near the Genesee Avenue entrance. Thoughtfully placed benches along the trails provide spots to catch your breath or simply sit and take in the surroundings.

While the park sits between busy highways, it's surprising how quickly you can feel immersed in nature once you're on the trails. Yes, traffic noise is audible in some sections, but the rustling leaves, birdsong, and flowing creek often draw your attention away from these urban reminders.

A Deep History

The land has stories to tell. Native Americans lived in and traveled through this canyon for thousands of years before European settlement, and traces of their presence remain for those who know where to look.

If you're into geology, you're walking on what was once ocean floor. More than 40 million years ago, this entire area was underwater, and keen-eyed hikers can still spot fossilized mollusks embedded in the canyon walls.

The park's namesake, Marian Bear, was a dedicated environmental advocate who fought to preserve this canyon in its natural state. Her successful campaign to move State Route 52 from the canyon floor to the north hillsides saved this special place for generations to enjoy.

All Features & Facilities

Nature & Wildlife

Bike TrailDog-Friendly AreaHiking TrailWildlife Viewing

Water Features & Activities

River

Visitor Services

Parking LotRestroomsMemorial

Food & Gathering

Picnic Area

ParkMagnet Score

Great Park

Park Size

467 acres | 189 hectares

Opening Hours

Monday:5AM-8PM
Tuesday:5AM-8PM
Wednesday:5AM-8PM
Thursday:5AM-8PM
Friday:5AM-8PM
Saturday:5AM-8PM
Sunday:5AM-8PM

Weather

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