The Santa Barbara 100 (aka SB 100) is Southern California’s premier coastal mountain range, 100 mile and 100k ultra-marathon endurance run hosted annually Santa Barbara, CA. Conveniently starting and finishing at the Lower Oso Picnic Area located 20 minutes from upper State Street and Highway 154, Santa Barbara’s popular hotel and shopping local.

The SB 100 starts and finishes at the Lower Oso Picnic Area located in the Lower Santa Ynez Recreation Area. Hosted on a well-marked and simple to navigate out and back route comprised of dirt roads, trails and intermittent sections of paved road, the route is comprised of 9 sections that vary between 3.81 and 8.26 miles in length.

The each of the 9 sections is staged with a well provisioned and staffed aid stations replete with HAM communications to support entrants, pacers and staff. For crew and guests there is an easy to use route comprised of 3 paved forest roads that can be utilized to see and cheer your runner at as many 10 locations. The Santa Barbara 100 is hosted entirely within the Santa Barbara Ranger District, Los Padres National Forest.

Santa Barbara 100 entrants, guest and crew will take in the stunning and unique topography of the Santa Ynez Mtn. Range in its late spring glory with brilliant wildflowers and verdant Mediterranean Chaparral in full bloom on north and south slopes in this western most section of the Transverse Mountain Range, one of a few ranges in the Continental United States that run entirely east to west.

The rugged topography is steepest on the northern side, which boasts grassy potrero’s, Oak savannas and deep canyons with seasonal creeks that flow through dense Alder and Sycamore grotto's. The south slopes are choked with dense chaparral, dramatic views of sandstone, Coldwater and Matilija formations, and the ridge-line traverses offer unmatched views of Santa Barbara, Goleta, Carpentaria and Ventura and soaring vistas of the Dick Smith Wilderness to the north, the Pacific Ocean and the Channel Island Marine Sanctuary to the South and Magu Peak, the western most point of the Santa Monica Mtn. Range looming on the Eastern horizon

The Santa Barbara 100 (aka SB 100) is an exceptionally challenging and ultimately memorable endurance experience.