Endurance Race Calendar September

Sep

11

annual9/11 Stair Climb Clemson University

Clemson, South Carolina, United States

Running

4th Annual 9/11 Stairclimb Clemson University

Sep

11

Flaming Foliage Relay - Idaho Springs to Buena Vista

Idaho Springs, Colorado, United States

Adventure race

Ultra

Sep

11

3rd Annual Windcrest 9/11 Remembrance Race: 5K

Windcrest, Texas, United States

Running

5K

Sep

11

Emporia Freedom Fest Run-Ride-Ruck-Release and Recognize!

Emporia, Kansas, United States

Free - $55.00

Running Adventure race Gravel biking Cycling

5K 40.2K Ultra 30K +5

Sep

11

25th Anniversary 9/11 Stairclimb

Akron, Ohio, United States

Running

9/11 Memorial Stair Climb 9/11 Memorial Stair Climb 2-person Relay 9/11 Memorial Stair Climb- Student

Sep

11

Freeman Short Course XC Invitational

Cypress, Texas, United States

Running

3.2K 2.4K +2

Sep

11

Rice Invitational

Houston, Texas, United States

Running

4K 5.2K default

Sep

11

Arman Roy Foundation 5K Run for Hope

Basking Ridge, New Jersey, United States

Running

5K 1K

Sep

11

Prefix Charity 5K Fun Run & Car Show

Rochester Hills, Michigan, United States

Running

5K 1.6K

Sep

11

Moonrise Bike Ride 2026 - Bikepacking, Music, and Food Festival on the Flint Hills Trail

Ottawa, Kansas, United States

Cycling

Ultra

Sep

11

New Paris Applefest 5k

New Paris, Ohio, United States

Running

5K

Sep

11

Race for Education 5K and 1 Mile

Fredericksburg, Virginia, United States

Running

5K 1.6K