United States
- Alabama 4
- Alaska 1
- Arizona 4
- Arkansas 1
- California 19
- Colorado 2
- Connecticut 1
- Delaware
- District of Columbia
- Florida 17
- Georgia 9
- Hawaii 1
- Idaho 1
- Illinois 7
- Indiana 7
- Iowa 1
- Kansas 1
- Kentucky 4
- Louisiana
- Maine 2
- Maryland 1
- Massachusetts 2
- Michigan 6
- Minnesota 2
- Mississippi
- Missouri 3
- Montana 1
- Nebraska 1
- Nevada
- New Hampshire
- New Jersey 3
- New Mexico
- New York 4
- North Carolina 9
- North Dakota
- Ohio 3
- Oklahoma 3
- Oregon 4
- Pennsylvania 4
- Puerto Rico
- Rhode Island 1
- South Carolina 2
- South Dakota
- Tennessee 4
- Texas 11
- Utah 5
- Vermont 4
- Virginia 1
- Washington 5
- West Virginia 2
- Wisconsin 1
- Wyoming
Obstacle Race Calendar United States 2026-2027
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 2026-2027! Our updated list features 162 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
July 2027
Obstacle course weekend at Tryon International Equestrian Center with a 5 km sprint, a 10 km super, kids races, a 4 hour Hurricane Heat, and spectator access.
August 2027
Tough Mudder Indiana on August 7, 2027 at CERAland Park offers 15K and 5K obstacle courses, spectator passes, group packages, and a Mudder Village festival.
A 4 hour Hurricane Heat obstacle event at CERAland Park in Columbus Indiana with 12 challenges for participants 18 and over, tickets from $75.
Obstacle course weekend in Payette, Idaho featuring Sprint 5K, Super 10K, Beast 21K and kids races across volcanic high desert terrain.
Obstacle and trail races including 5K and 10K options plus kids races at Diamond Lake Resort on August 7, 2027, with proceeds supporting MentorKids Kentucky.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Hurricane Heat 4 at CERAland Park in Columbus IN is a 4 hour obstacle event with 12 challenges for participants aged 18 and over.
A Scottish Highlander themed obstacle race in Pingree Grove on August 7, 2027 offering 50K, 15K, 5K, family 3K, a torch lit night run and a haunted 5K.
A family-friendly 5K mud run at Soldier Hollow Nordic Center with obstacles, mud pits, a pre-party, and value and VIP registration options.
A 5k mud run at Wooden Shoe Tulip Farm with 12 to 20 obstacles, a Garden Party, and proceeds supporting Woodburn Rotary.
Trifecta weekend of obstacle races at Dillingham Ranch on Oahu's North Shore featuring Sprint, Super, Beast, Ultra and kids races across coastal and ridgeline terrain.
A weekend of obstacle course races at Snowbasin in Utah, featuring Sprint, Super, Beast and kids races across alpine single-track and steep mountain terrain.
A family friendly 5K mud run with obstacles, mud pits, a pre party and registration options at Gloucester County 4 H Fairgrounds in Mullica Hill on August 21, 2027.
An obstacle race weekend at Summit at Bechtel Reserve featuring Sprint 5 km, Super 10 km, Beast 21 km and kids races across steep, variable terrain and water features.
NorCal Spartan weekend at Mahon Ranch near Elk Grove features a Sprint 5 km with 20 obstacles and a Super 10 km with 25 obstacles.
Tough Mudder Chicago is a weekend obstacle event at Richardson Adventure Farm on August 28 and 29, 2027 featuring 5K and 15K courses, Infinity laps, and on-site festival amenities.
Family-friendly mud run with obstacles, mud pits, a pre-party and post-race party at Budds Creek Motocross Park in Mechanicsville on August 28, 2027.
September 2027
Farm-based endurance and obstacle event at Decker Farm near Cuba, IL offering 36 hour, 12 hour and 4 hour formats with heavy gear requirements and restricted pacer access.
A late summer community running event at Magnuson Park in Seattle offering 5k, 10k, 15k, a Kids Dash and an Obstacle Dash.
A family-friendly 5K mud run at Switchback MX with obstacles, mud pits, a pre-party, packet pickup the day before, and a Buy One & Give One donation program.
Four mile obstacle course near Tulsa with 25+ obstacles, a kids course for ages 12 and under, and group pricing; takes place Sept 11, 2027 at 181 Ranch.