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Hot List October 2025: West

UltraSignup News

September 26th, 2025

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🔥 Upcoming Races in the West – October 🎃 Hot List! 🔥 UltraSignup

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Louisville Trail Race

Photo Credit: Louisville Trail Race – Half Marathon, 10K, 5K – Louisville, CO

Hey Runner!

The witches at UltraSignup have been busy brewing the October Hot List… 🧙‍♀️ It’s the perfect potion for spooky miles, with races that will thrill, chill, and keep your race calendar hauntingly full. 🌝

Here’s what’s inside:

🍎 Races ripe for registration
🪦 Races with rising prices
🕸️ Races opening next month
🧹 International adventures worth hopping on a broomstick to get to

📍This email covers the West: Utah, Texas, Wyoming, Montana, Oklahoma, Colorado, Idaho, Arizona, New Mexico, and Nevada.

Want to explore races in other regions? Find them all here:

Stay spooky (and keep running),
The UltraSignup Team 👻

FEATURED RACES

11/15/2025

Louisville Trail Race – Half Marathon, 10K, 5K – Louisville, CO

12/20/2025

Nature Nates Naughty Hog – 100K, 50K, 25K, 25K Ruck, 10K, 5K – Valley View, TX

01/24/2026

Saguaro Showdown – Backyard Run, Backyard Ruck – Mesa, AZ

03/06 – 03/08/2026

Moab Run the Rocks Stage Race – Full Pint, Half Pint – Moab, UT

04/18/2026

McCoy Flats Trail Events – 15K, 10K, 5K – Vernal, UT

UPCOMING RACES THAT STILL HAVE ROOM

10/04 – The Bear Chase – Lakewood, CO
10/04 – Legends Never Die – Ketchum, ID
10/04 – McCall Rainbow Run – McCall, ID
10/04 – Saddles 100 – prescott, AZ
10/04 – Arches Marathon – Moab, UT
10/04 – Hanging Flume 50k – Uravan, CO
10/04 – DC Peaks 50 – Kaysville, UT
10/04 – South Texas Ultra – Leakey, TX
10/04 – Above the Clouds Ultra – Woodland Park, CO
10/04 – Dana Peak Trail Run – Harker Heights, TX
10/05 – Silent Trails – Laramie, WY
10/05 – Moscow Mountain Madness – Moscow, ID
10/09 – RunNation Film Festival 2025 – Gilmer, TX
10/10 – The Biggest Little Ultra – Sparks, NV
10/10 – Thrasher Night Trail – Cave Creek, AZ
10/11 – Sage Burner Trail Race – Gunnison, CO
10/11 – 3rd Annual Del Rio Marathon – Del Rio, TX
10/11 – Desert Runner Trail Series – Fall Pass – Cave Creek, AZ
10/11 – Sasquatch Shuffle – McCall, ID
10/11 – Big Tesuque Trail Run – Santa Fe, NM
10/11 – Bear Trap Trail Races – Tooele, UT
10/11 – Caveman Challenge at Waterloo Lake – Denison, TX
10/11 – Rocky’s Backyard Ultra – Estes Park, CO
10/11 – Dimple Dell Half Marathon – Sandy, UT
10/11 – Cave Creek Thriller – Cave Creek, AZ
10/11 – 5th Annual SVH 5K Fun Run – Elephant Butte, NM
10/11 – Horseshoe Bend Ultras – Page, AZ
10/11 – Bear Canyon Trail Run – Sandy, UT
10/11 – Flagstaff Loop Trail – Flagstaff, AZ
10/17 – Pony Express Trail Run – West of Faust, UT
10/18 – Man Against Horse 50mi, 25mi & 1/2 Marathon – Prescott, AZ
10/18 – Palo Duro Trail Run – Palo Duro Canyon, TX
10/18 – Antelope Island 50K – Syracuse, UT
10/18 – Pumpkin Holler Hunnerd – Tahlequah, OK
10/18 – Jacks Valley Trail Rally – Carson City, NV
10/18 – Cactus to Cloud Sky Race – Cloudcroft, NM
10/18 – Bobcat Trail Races – Colorado Springs, CO
10/18 – Jordan River Backyard – South Jordan, UT
10/18 – Peavine Peak Hill Climb – Reno, NV
10/18 – Sheriff’s Shootout – Mancos, CO
10/18 – Gila 100 – Silver City, NM
10/18 – Elden Ridge Run – Flagstaff, AZ
10/18 – Red Rocks of Sedona – Sedona, AZ
10/19 – Dirt Circus – Flower Mound – Flower Mound, TX
10/25 – Bridge Burner Ultra – Canon City, CO
10/25 – Trail of Terror – Las Vegas, NV
10/25 – Lake Murray Endurance Run – Lake Murray State Park, OK
10/25 – Last Man Standing – Lumberton, TX
10/25 – Beware the Bear Trail Races – Lakewood, CO
10/25 – Canyonlands Ultra – Moab, UT

RACES INCREASING IN PRICE THIS MONTH

10/10 – The Biggest Little Ultra – NV
10/25 – Lake Murray Endurance Run – OK
10/25 – Last Man Standing – TX
11/01 – The McKinney 24 – TX
11/08 – Rockledge Rumble – TX
11/08 – Thunderbird Trail Run – OK
11/09 – Foothills 10 Mile Run and 5K Run Hike – NM
11/22 – Fire Fest Ultra – NV
12/06 – Colossal-Vail 50/50 – AZ
12/06 – Isle du Bois Trail Run – TX
12/20 – Nature Nate’s Naughty Hog – TX
01/03 – Run The Pines – Tyler State Park – TX
01/10 – Desert Runner Trail Series – Spring Pass – AZ
01/10 – San Tan Scramble – AZ
01/31 – Arches Ultra – UT
02/07 – North Texas Ultra – TX
02/28 – Moab Red Hot Ultra – UT
03/07 – Antelope Canyon Ultras – AZ
03/07 – Old Pueblo Endurance Runs – AZ

RACES OPENING REGISTRATION THIS MONTH

01/03/2026 – Frozen Assets Endurance Run – NY
01/10/2026 – Twin Mountain Trudge – WY
01/17/2026 – Mrs. McCormick’s Ice House – NY
01/24/2026 – Huntsville Slam – AL
01/24/2026 – Mountain Mist – AL
01/31/2026 – Devils Shadow Winter Trail Races – NY
02/14/2026 – Hagg Mud 50K/25K – OR
02/21/2026 – Cabin Fever 50K – WV
02/21/2026 – La Jornada de las Quebradas – NM
02/28/2026 – The Ellerbe Marathon and Half Marathon – NC
03/07/2026 – Delano Park – AL
03/14/2026 – Old West Trail Runs – CA
03/14/2026 – GR-8H Trail Race – FL
03/20/2026 – Pirate’s Cove 6/12/24 hour Run/Hike – CA

FEATURED INTERNATIONAL RACES

02/20 – 02/22/2026

Ocean to Ocean 100M, El Reto del Indio – 100 Mile Relay, 160K, 105K, 55K – Salud, Panama

04/24 – 04/26/2026

RMB Ultra-Trail Drakensberg – 100 Mile, 100K, 62K, 33K, 25K – Himeville, South Africa

June – September

Run the Alps Tour du Mont Blanc, Self-Guided – Chamonix, France

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