Trail running Race Calendar

Cougar Mountain Trail Run Series (October)

Bellevue, Washington, United States

Oct 31, 2026 (Sat)

$40.00 - $100.00

Trail running

Ultra 31.4K 12.2K 5K

Holistic Hustle 5K/10K

Kennebunkport, Maine, United States

Oct 31, 2026 (Sat)

$10.00 - $40.00

Running, Trail running

5K 10K 0.8K

Headless Horseman Byu

Laingsburg, Michigan, United States

Oct 31, 2026 (Sat)

$35.00 - $65.00

Trail running

6.7K Ultra

Race the Base Trail Run

Roland, Arkansas, United States

Oct 31, 2026 (Sat)

Trail running, Running

Half-Marathon 6.4K 1.6K

ZombieRunner Halloween

San Jose, California, United States

Oct 31, 2026 (Sat)

Free - $80.00

Trail running, Running

5K 10K Half-Marathon Marathon +6

The Skippo Trail Race

Ballwin, Missouri, United States

Oct 31, 2026 (Sat) – Nov 1, 2026

$49.00 - $108.00

Trail running

10K Half-Marathon 30K 40K +1

Chupacabra Trail Run

Waco, Texas, United States

Oct 31, 2026 (Sat)

$35.00 - $50.00

Trail running, Running

5K 15K

Hamden Hall CISAC League Race

Hamden, Connecticut, United States

Oct 31, 2026 (Sat)

Trail running

5K

Swing the Gates 5k and 10k

Oak Harbor, Washington, United States

Oct 31, 2026 (Sat)

$30.00 - $120.00

Running, Trail running

5K 10K

Greenbush Trick or Trail 5K/10K

Glenbeulah, Wisconsin, United States

Oct 31, 2026 (Sat)

$30.00

Trail running

5K 10K

Beast of Burden

Fayetteville, Arkansas, United States

Oct 31, 2026 (Sat) – Nov 1, 2026

$60.00 - $75.00

Trail running, Mountain biking, Duathlon

Ultra Team Run Endurance Team Run Solo Run Ultra-Team Ride +5

F.i.t. TrailFecta

Cumberland, Rhode Island, United States

Nov 1, 2026 (Sun) – Dec 12, 2026

$15.00 - $130.00

Trail running

5K 8K 13K Multilap TrailFecta Series (all 3 races) +16