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San Bernardino National Forest wilderness guide
National Forest · CA

San Bernardino National Forest

San Bernardino National Forest is a diverse expanse of mountainous wilderness offering abundant recreational opportunities from hiking to skiing, just a short drive from Southern California's urban areas.

National Forest823,8164+ Trails

Designation

National Forest

Total Wilderness Area

823,816

Elevation / Terrain

Diverse Wilderness

Field Editorial Guide

About San Bernardino National Forest

San Bernardino National Forest is a diverse expanse of mountainous wilderness offering abundant recreational opportunities from hiking to skiing, just a short drive from Southern California's urban areas.

Wilderness Landscape & Natural Heritage

San Bernardino National Forest spans over 800,000 acres in Southern California, encompassing the San Bernardino Mountains and parts of the San Jacinto Mountains. Known for its striking landscapes, the forest features rugged peaks, extensive pine woodlands, and desert landscapes, all contributing to varied ecosystems. Established in 1907, its history is marked by conservation endeavors and the development of recreational facilities. Visitors can enjoy activities such as hiking on over 500 miles of trails, camping, mountain biking, fishing, and winter sports. Highlights include the scenic Big Bear Lake, the grandeur of San Gorgonio Mountain—the tallest peak in Southern California, and the wildflower-rich Santa Rosa and San Jacinto Mountains National Monument. The forest's accessibility and proximity to major urban centers enhance its appeal as a year-round outdoor destination.

Exploring the Wilderness: A Guide to San Bernardino National Forest

Located just a stone's throw from Southern California's bustling urban centers, the San Bernardino National Forest offers an expansive wilderness for adventurers to explore. Spanning over 800,000 acres, this National Forest combines the grandeur of rugged mountain peaks with the serene beauty of pine woodlands and arid desert landscapes, each contributing to a mosaic of diverse ecosystems. Since its establishment in 1907, San Bernardino has continued to evolve, rooting its history in a rich tradition of conservation and adventurous recreation.

The allure of the forest is as much in its accessibility as it is in its varied offerings. With more than 500 miles of trails snaking through the forest, hiking enthusiasts will find paths ranging from the leisurely to the formidable. For those who yearn to conquer heights, the San Gorgonio Peak via Vivian Creek Trail offers an 18-mile challenge to Southern California’s tallest summit. This arduous trek rewards with sweeping panoramas that capture the region’s inherent beauty, a testament to the landscape's scale and diversity.

If tranquil afternoons near water are more your speed, Big Bear Lake is a destination not to be missed. Known for its serene beauty and opportunities for boating and fishing, the lake is a picturesque retreat and a perfect place for paddle sports. At the Santa Rosa and San Jacinto Mountains National Monument, visitors are greeted with rich biodiversity and desert vistas that stretch beyond the horizon, offering a more intimate look at the natural wonders that define this region.

Planning a visit to San Bernardino National Forest ensures more than just a communion with nature; it demands preparation and awareness. High altitude hikers should consider layered clothing as temperatures fluctuate throughout the day. Reservations are a must for popular campsites, such as Serrano Campground near Big Bear Lake or Barton Flats Campground, which serve as excellent bases for exploring nearby trails or the Santa Ana River.

Adventurers seeking variety in their outdoor pursuits will find a plethora of activities to indulge in. The forest hosts everything from heart-pounding mountain biking excursions, wildlife viewing escapades, to the serene art of photography, capturing not just landscapes but memories. Winter transforms the forest into a haven for snow sports enthusiasts, with opportunities for skiing and snowshoeing.

While no fee is generally required for entrance, some areas may need a pass, so it's wise to check ahead. A visit during spring or fall provides mild weather, ideal for trails and outdoor activities, whereas winter draws those eager to experience snow-laden adventures. Accessibility via Highways 18, 38, and 330 makes the forest easy to reach, though some roads may close in winter due to snow conditions.

The forest's proximity to towns like Big Bear Lake and Idyllwild offers not just nearby amenities but also respite after days spent in the wilderness. However, it’s crucial to be aware of the forest's challenges, such as the threat of wildfires and invasive species affecting flora and fauna. Through ongoing conservation efforts, San Bernardino National Forest remains a testament to the resilience and beauty of the natural world, ensuring that its landscapes and vistas continue to inspire adventurers for generations to come.

Field Guide · National Forest
Adventure Destinations

Notable Destinations Near San Bernardino National Forest

Scenic viewpoints, outdoor landmarks, and notable points of interest within 30 miles.

Scenic Biking at Alpine Pedal Path Trail 1E50★ 6.7⌖ 2 miCycling
Alpine Pedal Path Trail 1E50

Scenic Biking at Alpine Pedal Path Trail 1E50

Explore the Alpine Pedal Path Trail in Big Bear Lake, CA. This easy 3.5-mile paved trail is ideal for cyclists and families, offering stunning views of the lake and mountains. Enjoy wildlife sightings and a tranquil ride.

Wildlife Wonders at Stanfield Marsh★ 8.2⌖ 2 miBirdwatching
Stanfield Marsh Wildlife and Waterfowl Preserve

Wildlife Wonders at Stanfield Marsh

Explore Stanfield Marsh Wildlife and Waterfowl Preserve in Big Bear, CA. With easy drive-in access, enjoy birdwatching and photography in a peaceful setting with diverse flora and fauna. Visit year-round for a serene and educational experience.

BirdwatchingView Details→
Discover Woodland Trail 1E23 in Big Bear, CA★ 7.8⌖ 2 miHiking
Woodland Trail 1E23

Discover Woodland Trail 1E23 in Big Bear, CA

Explore Woodland Trail 1E23 in Big Bear, CA. An easy hike with educational plaques, perfect for families. Enjoy views of Big Bear Lake and the local wildlife. Ideal for a relaxing day in nature.

Discover the Natural Splendors of Holcomb Valley Pinnacles★ 7.5⌖ 2 miHiking
Holcomb Valley Pinnacles

Discover the Natural Splendors of Holcomb Valley Pinnacles

Explore the dramatic rock formations at Holcomb Valley Pinnacles near Big Bear Lake, CA. Ideal for hiking and climbing, this area offers impressive granite spires and wildlife viewing opportunities. Visit in spring or fall for the best weather and enjoy a quieter experience.

Discover the Serenity of Maple Hill Trails★ 8.2⌖ 2 miHiking
Maple Hill Trails

Discover the Serenity of Maple Hill Trails

Explore Maple Hill Trails near Big Bear, CA. Enjoy hiking, mountain biking, and birdwatching with wonderful views and diverse landscapes. Suitable for all skill levels, it's best to visit in spring and fall for the best experience.

Key Wilderness Highlights

✦ San Gorgonio Mountain✦ Santa Rosa and San Jacinto Mountains National Monument✦ Big Bear Lake✦ San Jacinto Peak
Wilderness Recreation

Outdoor Adventures in San Bernardino National Forest

Explore curated guides for top outdoor sports, trail networks, and wilderness activities.

Park Recreation

Hiking

Available in San Bernardino National Forest
Park Recreation

Camping

Available in San Bernardino National Forest
Park Recreation

Wildlife Viewing

Available in San Bernardino National Forest
Park Recreation

Mountain Biking

Available in San Bernardino National Forest
Park Recreation

Fishing

Available in San Bernardino National Forest
Park Recreation

Paddle Sports

Available in San Bernardino National Forest
Park Recreation

Snow Sports

Available in San Bernardino National Forest
Park Recreation

Climbing

Available in San Bernardino National Forest
Park Recreation

Scenic Drives

Available in San Bernardino National Forest
Park Recreation

Photography

Available in San Bernardino National Forest
The Ranger Station

Visitor Logistics & Essential Planning

Everything you need to know about entrance passes, seasons, visitor centers, road transit, and wildlife safety in San Bernardino National Forest.

Passes & Fees

Entrance Requirements & Interagency Passes

No fee required for general access; some areas may require passes.

Wilderness Checklist

Carry paper topographic map & compass in remote zones.
Store all food and scented items in approved bear canisters.
Check wildfire / smoke advisories before backcountry departure.
Pack out everything you pack in (Leave No Trace).
Wilderness Stays

Camping & Overnight Stays in San Bernardino National Forest

Frontcountry developed campgrounds, backcountry wilderness permit guidelines, and starry-night camping advice.

Adventure Basecamps

Gateway Towns Near San Bernardino National Forest

Stay, dine, and gear up in these mountain towns and scenic basecamps surrounding the park.

Big Bear Lake
⌖ 4.01 miles
Gateway Basecamp

Big Bear Lake, California

A vibrant alpine town offering year-round outdoor activities, set amidst idyllic mountains and the clear waters of Big Bear Lake.

Spring and SummerExplore Town
Big Bear
⌖ 5.14 miles
Gateway Basecamp

Big Bear, California

A vibrant mountain escape offering diverse year-round outdoor adventures in the San Bernardino Mountains.

Year-round, with specific activities suited to summer and winterExplore Town
Fawnskin
⌖ 5.18 miles
Gateway Basecamp

Fawnskin, California

A tranquil mountain hamlet on Big Bear Lake’s north shore, offering rugged outdoor adventure with a friendly small-town atmosphere and access to alpine forests, trails, and water.

Spring through Fall, with winter for snow sportsExplore Town
Angelus Oaks
⌖ 11.43 miles
Gateway Basecamp

Angelus Oaks, California

A serene mountain haven offering a mix of outdoor activities in the heart of the San Bernardino Mountains.

Spring and FallExplore Town
Green Valley Lake
⌖ 13.17 miles
Gateway Basecamp

Green Valley Lake, California

A peaceful mountain community offering a scenic alpine lake setting perfect for year-round outdoor enthusiasts seeking hiking, paddling, and winter activities in the San Bernardino Mountains.

Late Spring through Early Fall, Winter for snow activitiesExplore Town
Forest Falls
⌖ 13.61 miles
Gateway Basecamp

Forest Falls, California

A peaceful mountain village offering easy access to serene waterfalls, forested hiking trails, and outdoor recreation in the San Bernardino Mountains.

Spring through FallExplore Town
Expert-Led Wilderness Expeditions

Guided Experiences in San Bernardino National Forest

Explore scenic backcountry routes and epic wilderness adventures with certified local mountain guides, naturalists, and outfitters.

12 bookable experiences

Availability, pricing, meeting details, and fulfillment are provided by the applicable operator or booking partner.