United States Race Calendar

May

31

Hometown Half Marathon & 5k/10k - Chattanooga

Chattanooga, Tennessee, United States

Running

1.6K 5K 10K Half-Marathon +1

May

31

OhanaHC 5K & 1 Mile Fun Run & Walk (Sunday, May 31, 2026, 7000 Columbia Gateway Drive at 10am)

Columbia, Maryland, United States

Running

5K 1.6K +4

May

31

5th Annual Run For Raegan

Plantation, Florida, United States

Running Walking

5K 1.6K

May

31

Brookline Bolt 5K Run/Walk by Scribbles

Brookline, New Hampshire, United States

Running

5K 0.4K

May

31

Run for the Fez

Evansville, Indiana, United States

Running Walking

5K 1.6K

May

31

Bluegrass Mountain Cup - Green River XC

Campbellsville, Kentucky, United States

Mountain biking Cycling

PRO MEN XC PRO WOMEN XC MASTERS MEN 40+ XC MASTERS WOMEN 40+ XC +15

May

31

Mile High Rescue Sixth annual 5K! Running for Rescues! & Summer Kick Off Party

Englewood, Colorado, United States

Running

5K 1.6K +2

May

31

Dueces Wild Endurance Festival (Sunday)

Show Low, Arizona, United States

Triathlon

Sprint Age Group Sprint Relays Sprint Mixed Relays Sprint AquaBIke +1

May

31

5th Annual Tommy's Olympic Speed Walk

Minnetrista, Minnesota, United States

Running

1.6K

May

31

Mighty North Fork Triathlon

Southold, New York, United States

Triathlon Aquabike Running

Individual Triathlon Relay Triathlon Aquabike Bike Run - NO SWIM +2

May

31

17th Annual Barkhamsted River Run 5K

Barkhamsted, Connecticut, United States

Running

1.6K 5K

May

31

Infinite Love Tutu Trot 5K Run/Walk

Middletown, New Jersey, United States

Running

5K