Obstacle Race Calendar United States 2025-2026

Header image
Monthly updates for United States

Get new running races (and updates) in your inbox every month.

Explore the best obstacle runs in the United States for 2025-2026! Our updated list features 187 exciting races across the country. Find your next race in the United States below and join the running community at these great events!

November 2026
Nov
14
Sa

Savage Race - Florida Fall

3 mi 7 mi
Nov
14
Sa

Ozark Diamond Gauntlet

3 mi
Tackle the Ozark Diamond Gauntlet, repeating a 3.1 mile loop with physical and skill challenges and a surprise obstacle drawn each lap. Pick timed options up to 12 hour, including a stadium lit Night Gauntlet for the final three hours, or choose pure..
Nov
21-22
Sa - Su

Carolinas Spartan Trifecta Weekend

5 km 10 km Half Marathon 50 km
Run wooded trails, creek crossings and red clay at The Johnson Farm in Newberry SC on November 21 and 22, 2026 for the Carolinas Spartan Race. Multiple distances from kids races to the Ultra, site specific obstacles and finisher medals promise a mudd..
Nov
21
Sa

Terrain Race - Irvine

5 km
Get muddy and conquer 15+ obstacles at Terrain Race Irvine on November 21, 2026 at Oak Canyon Park. Choose a 5K challenge or bring the kids for the Mini Monkey and celebrate afterward with food, music and a festival atmosphere.
Nov
21-22
Sa - Su

San Antonio Spartan Weekend

5 km 10 km Half Marathon
Push your limits at San Antonio Spartan Weekend on Nov 21 to 22 at Sandy Oaks Ranch, featuring rolling hills, creek crossings and wildlife packed trails. Choose Sprint, Super, Beast or a kids race for a muddy, fun filled weekend.
Nov
21-22
Sa - Su

Phoenix Spartan Weekend

5 km 10 km Half Marathon
Take on the Phoenix Spartan Trifecta Weekend at Phoenix Raceway, racing over the low banked NASCAR track and desert trails. Sprint, Super, Beast and kids races give options to earn your Trifecta across a fun two day festival.
December 2026
Dec
19-20
Sa - Su

Central Florida Spartan Weekend

5 km 10 km Half Marathon
Run the Central Florida Spartan Trifecta at Skipper Ranch in Sebring on Dec 19 and 20 with Sprint Super Beast and Kids races across farmland marsh and mud. Choose 5 km to 21 km routes with 20 to 30 obstacles plus team and service discounts.