Rattlesnake Trail Run

Mar 20–21, 2027Sweetwater, Texas

In 139 days

26.7 mi13.8 mi6.3 mi3.3 mi

Key dates

Registration opens

Oct 1, 2026

Race day

Mar 20, 2027

139d

Registration closes

Mar 21, 2027

140d

Registration openings and major changes, like a new date or a cancellation.

Nov 6
Dinosaur Run
San Angelo, TX
24 hr, 6 hr, 4 hr, 2 hr, 10K, 5K
Feb 28, 2027
The Cowtown Race Weekend
Fort Worth, TX
50K, Marathon, Half Marathon, 10K, 5K
Apr 3, 2027
Panther City Ultra
Fort Worth, TX
50K, 25K, 10K, 5K
Feb 6, 2027
North Texas Ultra
Jacksboro, TX
100K, 52 mi, 50K, 25K, 10K, 5K

Nov 1
2026 Xracers 10K Ride and Run Day Of The Dead
Baytown, TX
10K, 5K
Nov 6
Dinosaur Run
San Angelo, TX
24 hr, 6 hr, 4 hr, 2 hr, 10K, 5K
Nov 7
Mountain Lakes Mania 5K & 10K
Bluff Dale, TX
10K, 5K
Nov 7
Salmagundi Trail Race
Dripping Springs, TX
52K, Marathon, Half Marathon, 10K, 5K
Nov 8
Mustang Marathon (Hill Country Trivium) Road Race
Marble Falls, TX
50K, Marathon, Half Marathon, 10K, 5K
Nov 14
4th Annual Monk Strong Memorial Rugged Trail Run & SO MUCH MORE!
Stephenville, TX
10K, 5K
Nov 14
Rise El Taco Loco
San Antonio, TX
100 mi, 100K, 50K, 25K, 10K, 5K
Nov 14
The Next Loop Endurance Series- Tyler, TX Nov
Tyler, TX
50K, Marathon, Half Marathon, 20K, 15K, 10K
Nov 14
Wild Hare Trail Race
Warda, TX
50 mi, 50K, 25K, 10K
Nov 27
Colorado River Run: 100-Mile & 50-Mile Ultra, 50K, Marathon, Half-Marathon, 10K and 5K
Marble Falls, TX
250K, 100 mi, 50 mi, 50K, Marathon, Half Marathon, 10K, 5K
Dec 12
Camp Liberty Trail Run
Oakwood, TX
10K, 5K, 1 mi
Dec 12
Naughty Hog
Valley View, TX
100K, 50K, 25K, 10K, 5K

Nov 21
Run Your Race
Idalou, TX
12 hr
Mar 20, 2027
Chupacabra 50
Quanah, TX
50 mi, 54K, 20K
Feb 6, 2027
North Texas Ultra
Jacksboro, TX
100K, 52 mi, 50K, 25K, 10K, 5K
Jul 10, 2027
Noche Trail Runs
Junction, TX
40 mi, 27 mi, Half Marathon, 13 mi, 5K
Jul 17, 2027
Night Claw
Glen Rose, TX
8 hr, 6 hr, 4 hr, 20K, 10K, 5K
Nov 21
Dinosaur Valley Endurance Run
Glen Rose, TX
100 mi, 100K, 50K, 25K, 5 mi
Sep 4, 2027
Lone Star Night Run
Weatherford, TX
Half Marathon, 10K, 5K

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Listed from RunReg. Checked Nov 1, 2026.