Road leading to the Oso Group Campground Sign
Shade, picnic tables & fire pits of the Oso Group Campground
Shade, picnic tables & fire pits of the Oso Group Campground

Oso Group

Closed — Closed for the remainder of 2025 due to excessive road damage caused by mudslides. Normal operating season is April 18 through September 20. Reservations can be made up to 12 months in advance via Recreation.gov.

Wind Advisory issued December 29 at 7:47PM PST until December 30 at 1:00PM PST by NWS San Diego CA

7:47 PM — December 30th, 6:15 AM

* WHAT...Northeast winds 15 to 30 mph with gusts up to 50 mph expected. Isolated gusts to 65 mph possible below the passes. * WHERE...San Bernardino County Mountains, San Bernardino and Riverside County Valleys-The Inland Empire, San Gorgonio Pass near Banning, and Santa Ana Mountains and Foothills. * WHEN...Until 1 PM PST Tuesday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Strongest winds will occur through and below the Cajon Pass and adjacent foothills, below the San Gorgonio Pass, and through the canyons of the Santa Ana Mountains.

From Recreation.gov

**Fire restrictions are currently in effect at this campground that prohibit wood fires, charcoal fires, wood-burning camp stoves, and charcoal grills. **Persons with a valid California Campfire Permit may use a portable campfire ring/pit, stove, or lantern in an area at least five feet from any flammable materials provided that the portable campfire ring/pit, stove, or lantern only burns gas, kerosene, jellied petroleum or pressurized liquid fuel, with a shut-off valve. [Forest Order No. 05-12-00-25-05][1] [Forest Order No. 05-12-00-25-05 - Exhibit A][2] [1]: https://www.fs.usda.gov/sites/nfs/files/r05/sanbernardino/publication/alerts/Forest%20Order%20No.%2005-12-00-25-05%20-%20Fire%20Restrictions.pdf [2]: https://www.fs.usda.gov/sites/nfs/files/r05/sanbernardino/publication/alerts/Forest%20Order%20No.%2005-12-00-25-05%20-%20Exhibit%20A%20%26%20B.pdf

About

The Oso Group Campground is nestled in the beautiful Barton Flats area of the San Bernardino Mountains, surrounded by picturesque pine trees at an elevation of 6,400 feet. This group campground accommodates up to 100 people and 20 vehicles, making it ideal for large gatherings, family reunions, or organized group outings. The site features picnic tables, pedestal grills, and one group fire ring. The campground provides excellent access to outdoor recreation opportunities. The famed Santa Ana River Trail can be accessed directly from the campground and is popular for hiking, biking, and horseback riding. The Rio Monte Trail leads hikers to the Rio Monte Panorama, which overlooks the deep gorge of the Santa Ana River Valley. Nearby Jenks Lake offers fishing for stocked rainbow trout, largemouth bass, bluegill, sunfish, and catfish, with non-motorized boating permitted for rowboats, canoes, and kayaks. The campground shares the region with diverse wildlife and bird species. The Grayback Amphitheater on State Route 38 provides evening educational programs on most summer weekends, hosted by the San Gorgonio Wilderness Association. Firewood is available for purchase at nearby San Gorgonio Campground. The campground requires a 2-day minimum stay on weekends and a 3-day minimum on holiday weekends.

Directions

Take I-10 East to Redlands. Take the University Street exit, EXIT 80. Turn left northbound on University Street. Turn right onto E. Lugonia Avenue/SR-38. Continue on State Highway 38 for approximately 22 miles to the campground entrance.

Nearby Campgrounds

Amenities

Water Yes
Fires Allowed Yes
Toilets No
Dump Station No
Wifi No
Pets Allowed
Showers No
Electric Hookups No
Water Hookups No
Sewer Hookups No
Camp Store No
Price $480

Vehicle

Max RV Length 40ft
Max Trailer Length 40ft
Big Rig Friendly No
Pull Through Sites No

Contact

Email clm@clm-services.com
Phone +1 (877) 444-6777

Cell Service

AT&T Yes
Verizon Yes
T-Mobile None

Availability

Photos

Road leading to the Oso Group Campground Sign
Shade, picnic tables & fire pits of the Oso Group Campground
Shade, picnic tables & fire pits of the Oso Group Campground
Shade, picnic tables & fire pits of the Oso Group Campground
open area
FS sign

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