Summer ultramarathons in Texas, United States

Night trail route through rugged hills and dry southern terrain under a vast starry sky at South Llano River State Park

Repeated 10K pine-forest circuit at Rocky Hill Ranch, with singletrack, rolling hills, intermittent shade, and long-format options from 50K to 200K.

75-mile team relay from Katy to Surfside Beach, featuring picturesque backroads and varied landscapes along the Texas Gulf Coast

Night-time ultramarathon on rugged hilly ranch trails in Gilmer, Texas, featuring dirt singletrack, creek crossings, varied elevation, and self-supported racing

After-dark 50K on rooty dirt singletrack through Tyler State Park’s East Texas pines, with rolling hills, narrow wooded trails, and 900 ft gain per loop

Nighttime trail run across Guadalupe River State Park’s grasslands and woodlands, featuring star-lit paths and diverse natural scenery

Night trail loops on undulating 3.2-mile course at Cedar Ridge Preserve, featuring wooded terrain, varying elevation, and multi-hour endurance format

Rugged, heat-defined 24-hour and 48-hour ultra with smart pacing, cooler nighttime hours, and a laid-back, communal atmosphere

Smooth 1.64-mile paved loop with minimal elevation gain, limestone bluffs and oak hills, USATF-certified course under the Buck Moon in Pace Bend Park

Rugged dirt trails with rolling terrain through Land Heritage Institute, technical night running under the stars, single and wide track routes

54K route on the 12-mile DORBA trail at Cedar Hill State Park, moderate to challenging terrain through forests and grasslands by Joe Pool Lake

Extensive elevation gain, large rock domes, diverse single track, exposed and wooded sections, steep hills, and technical terrain

Technical Reveille Peak Ranch course with large rock domes, winding singletrack, exposed sections, shaded woods, rolling hills, and substantial elevation gain.

Nighttime trail race on a 10km loop in Dinosaur Valley State Park, 670 feet of elevation gain, timed 4, 6, or 8-hour options, featuring the Claw Challenge

Scorching summer heat and technical ranch trails across 1,100 acres at historic 7IL ranch, including 100-mile and 100km ultramarathon relay distances

Challenging technical trails and scenic views across a vibrant 1400-acre venue on Labor Day weekend, featuring trail runs, mountain biking, and outdoor festival

Rooty dirt single-track and rolling hills on Waterloo Trails, 6.2-mile parkland loops with approximately 500 feet of elevation gain per loop, cupless event.

Repeated-loop 50K on mostly shaded, technical singletrack along the Madrone Trail, with sweeping Canyon Lake views and shoreline twists.

Crushed gravel 5-mile loops with subtle elevation, limited shade, intense daytime sun, and nighttime darkness; elimination after each hour loop

Nighttime 50K course winding through grasslands and woodlands of Guadalupe River State Park with scenic views under the stars