Trail ultramarathons in United States (West Coast)

Rocky out-and-back course through Bear Valley and Lake Spaulding, steep ascents on Signal Peak loop, challenging terrain with rugged segments

Technical singletrack and rolling fire roads through shaded oak groves and exposed hillsides, with sweeping Bay Area views and a challenging elevation profile

Scenic Sammamish River Trail out-and-back with steep early descent, bridge crossing, fields at 60 Acres Park, and multiple parkway turns

Technical single track climbs on Bells Mountain, stream crossings, waterfalls, and views of Mt. St. Helens along the Tarbell Trail to Moulton Falls Arch Bridge.

High desert landscape with intense heat, steep gulches, massive rock hoodoos, significant elevation changes, and dry, challenging terrain

Trail route through towering coastal redwoods, stream canyons, meadows, pine and oak forests, ridges, and San Lorenzo river crossings

50-mile out-and-back on the Pacific Crest Trail, shaded forest canopy, soft yet technical terrain, 5,630 feet of elevation gain, mountain views

Challenging 50k course on abandoned logging roads and wildlife trails, ascending three coastal peaks with views across Tillamook Ridge and State Forest.

Challenging 100k course on the Pacific Crest Trail through Siskiyou Mountains, with Mt. Shasta and Cascades vistas highlighting Ashland's terrain

100-mile course with 23,000 feet of elevation gain, 32 miles on the Pacific Crest Trail, and a 2.3-mile section through Snoqualmie Tunnel

Three-day stage race across Oakridge’s forested trails, three mountainous routes totaling 60k, with on-site camping and showers

Steep ascents and dramatic descents along the Harding Truck Trail in the Santa Ana Mountains, featuring expansive vistas and a 50K distance.

Out-and-back 4.5-mile Quartz Mountain Lookout Trail at Mt Spokane State Park, 13-hour duration, supported by lodge-based aid station

Demanding backcountry trails through Colorado Bend State Park: cliffs, canyon country, limestone caves, springs, waterfalls, and rough footing.

Looped 50K course through Tahoe National Forest, mixing singletrack and fire roads, rocky summit climbs, 6000–8000 ft elevation, 3000 ft gain

Looped 1.3-mile course featuring trail, grass, and bike path segments in Montgomery Waller Community Park, near Imperial Beach and Chula Vista

Scenic loop route on dirt fire trails with modest elevation gain and classic trail ambiance

Northern Sierra Nevada trails with steep elevation gains, raw terrain, and views of mountain lakes, granite ridges, and dense forests

Relatively flat out-and-back rail trail from McCloud with views of Mt. Shasta and excellent footing in a mountain setting

Ridge climbs, northwest forests, 10,200 feet of elevation gain, singletrack trails, and panoramic Mt. Rainier views