United States
- Alabama 2
- Alaska 1
- Arizona 2
- Arkansas 2
- California 18
- Colorado 6
- Connecticut 2
- Delaware
- District of Columbia
- Florida 10
- Georgia 7
- Hawaii 3
- Idaho 3
- Illinois 9
- Indiana 9
- Iowa 3
- Kansas 1
- Kentucky 5
- Louisiana
- Maine 4
- Maryland 1
- Massachusetts 4
- Michigan 8
- Minnesota 2
- Mississippi 1
- Missouri 5
- Montana 1
- Nebraska 1
- Nevada 1
- New Hampshire 3
- New Jersey 7
- New Mexico
- New York 11
- North Carolina 14
- North Dakota
- Ohio 13
- Oklahoma 4
- Oregon 6
- Pennsylvania 10
- Puerto Rico
- Rhode Island 2
- South Carolina 5
- South Dakota
- Tennessee 4
- Texas 16
- Utah 5
- Vermont 4
- Virginia 9
- Washington 8
- West Virginia 2
- Wisconsin 3
- 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 236 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
May 2026
A 3-mile obstacle race in Downtown El Paso on May 31, 2026 featuring 15+ obstacles, on-course safety measures, hydration and recovery zones, and entertainment along the route.
A women-only 5K obstacle mud run at Music City Raceway in Nashville on May 31, 2026, with 18+ obstacles. The non-competitive event welcomes females aged 7 and up and supports the National Breast Cancer Foundation.
June 2026
A multi-distance Spartan weekend at Perfect North Slopes near Cincinnati with muddy, hilly terrain and multiple obstacle races including Sprint, Super, Beast and Ultra. The festival area and onsite parking are located at the ski resort.
A 5K obstacle run at Brookdale Farms in Eureka, MO on June 6, 2026 with Adult and KIDZ Family waves, sale pricing noted, required signed waiver and photo ID for adults, and a spectator fee for festival area access.
A non-profit, family friendly ninja warrior style obstacle course in Mullica Hill, NJ with tiered obstacles G1 to G3, an approximately 4 mile course, team scoring, and tiered registration fees; proceeds support clean water projects.
A full-day community event at Walt Hundley Playfield on 06/06/2026 featuring obstacle-course waves, a 5K fun run, a 3K walk, and a 1K youth dash, with proceeds supporting Our Lady of Guadalupe Church and an on-site after-party.
A community trail event at Opossum Lake Park offering a 6 mile obstacle course, a 4 mile run, and a 4 mile walk on mixed terrain, with chip timing, age-group awards, and proceeds benefiting the Friends of Opossum Lake Conservancy.
A community event at IBH Addiction Recovery in Akron on June 6, 2026 featuring a 5K obstacle course, a 1 Mile family walk, community resource tables, participant shirts and medals, and volunteer opportunities.
A Spartan obstacle race weekend at Bethel Woods on June 6-7, 2026 featuring Sprint, Super and Kids races, an obstacle workshop, on-site camping, and team entry options.
A 5K obstacle mud run with individual and team waves plus a 1200 m kids course, held June 6, 2026 at Jomeokee Park and Campground; packet pick-up is available the day before.
Experience a 6.2 mile fun run hosted by the Marines at Fort Leonard Wood. Navigate natural Missouri terrain and various obstacles as an individual or in a team of four.
A muddy *5K* obstacle run at Ecclesia College in Springdale on June 6, 2026. Team building packages and multiple local sponsors are listed for the event.
A family friendly 5K mud run at Barona Oaks Motocross Park in San Diego on June 6, 2026. The course features mud pits, obstacles, and slides and the day includes a Pre Party and an After Party with music and food trucks.
A women only 5K obstacle mud run in Long Island on June 7, 2026, held at Dorothy P. Flint 4-H Camp. The course features more than 18 obstacles and welcomes participants aged seven and older in a non competitive, team focused setting.
Tough Mudder Michigan on June 13, 2026 at Koenig Materials in Oxford, MI offers 5K and 15K courses plus an Infinity option and a spectator Mudder Village. Finishers receive medals, shirts, headbands and a complimentary finisher drink.
A multi‑mile obstacle course at Riverside High School in Chattaroy with 30-plus obstacles, competitive and open divisions, age 14 and up, finisher medals and proceeds benefiting Riverside High School Athletics.
A 5K trail and obstacle run on the 400 acre campus of Gaylord Specialty Healthcare in Wallingford CT, featuring 24 obstacles and a festival area with vendors, live music, and food trucks, supporting the Gaylord Sports Association.
A messy 5K at Valley Speedway in Kansas City with obstacles, mud pits, and slides. The event includes a pre party and a finish line after party with music, food trucks, and beer.
Turf Wars 2026 at Chelsea Waterside Park in New York is a Tone House multi zone athletic competition on June 13, 2026. Individuals, doubles, and four person teams move through three timed Zones and finish with a Wild Card event.
Muddy Princess Pittsburgh is a 5K women only obstacle mud run at Switchback MX on June 14, 2026, featuring 18 plus obstacles and a partnership with the National Breast Cancer Foundation. Volunteer roles include benefits such as race entry and certifi..