Endurance Race Calendar August

Bluffs Run 8K

Lone Tree, Colorado, United States

Aug 30, 2026 (Sun)

$30.00

Trail running

8K

Howard's Half Marathon/5K Run Festival

Cumberland, Maryland, United States

Aug 30, 2026 (Sun)

$30.00 - $55.00

Running

Half-Marathon 5K

Bowling Green Sprint Triathlon & Kids Triathlon

Bowling Green, Kentucky, United States

Aug 30, 2026 (Sun)

$42.50 - $170.00

Triathlon

27.9K 22.9K Ultra +2

Hope Echoes on the River Charity Bike Ride

Geneva, Illinois, United States

Aug 30, 2026 (Sun)

$125.00

Cycling

16.1K Ultra

Moosic Lakes Annual 5K Run/Walk

Jefferson Twp, Pennsylvania, United States

Aug 30, 2026 (Sun)

$25.00

Running

5K

Summer Sizzler- San Antonio

San Antonio, Texas, United States

Aug 30, 2026 (Sun)

$22.00 - $32.00

Running

1.6K 5K 10K 15K

GAF BEER MILE

Oregon, Ohio, United States

Aug 30, 2026 (Sun)

$30.00 - $35.00

Running

1.6K 0.8K

Healing Heart Hustle 5K

Fort Wayne, Indiana, United States

Aug 30, 2026 (Sun)

$25.00 - $40.00

Running

5K

Sweat Bar Fitness 5&5 Splash & Dash at Settlers Cabin Wave Pool & Park

Pittsburgh, Pennsylvania, United States

Aug 30, 2026 (Sun)

$49.00 - $79.00

Swimrun, Trail running

Individual Adult Splash and Dash - Ages 18 and over Relay Team for Splash and Dash 5.1K Individual Youth Splash and Dash - Ages 17 and under

Try the Tri

Terrace Park, Ohio, United States

Aug 30, 2026 (Sun)

$50.00 - $100.00

Triathlon

Individual Kids Relay Family Relay Adult Relay

Hero Hustle Sprint Triathlon & Duathlon

Manchester, Iowa, United States

Aug 30, 2026 (Sun)

Road to the Rink Classic

Binghamton, New York, United States

Aug 30, 2026 (Sun)

$350.00

Running

Ultra