Apuama is now HAID. Same events, plus everything else our app helps you track.
Get the appUnited States has 260 upcoming Duathlon events across distances like 1K, 2K, 3K, 4K, 5K, 7K, 8K, 10K, 11K, 12K, 13K, 14K, 15K, 17K, 18K, 19K, 20K, 21K, 22K, 23K, 24K, 25K, 26K, 27K, 28K, 29K, 37K, 40K, 41K, 42K, 43K, 48K, 50K, 51K, 52K, 55K, 63K. Recent additions include 2026 Naperville Sprint Triathlon, SYLVANIA TRIATHLON, DUATHLON, AQUABIKE & RELAY, Post Falls Triathlon/Duathlon.
260 events
2
2026 Naperville Sprint Triathlon
Sun, Aug 2, 2026Naperville, United States
2
SYLVANIA TRIATHLON, DUATHLON, AQUABIKE & RELAY
Sun, Aug 2, 2026Sylvania, United States
2
Post Falls Triathlon/Duathlon
Sun, Aug 2, 2026Post Falls, United States
2
Lima YMCA Kewpee Triathlon & Duathlon
Sun, Aug 2, 2026Lima, United States
8
Kill Creek Park Triathlon, Duathlon, Aquabike, & Aquathlon
Sat, Aug 8, 2026Olathe, United States
8
Coeur d' Alene Triathlon 2026
Sat, Aug 8, 2026Coeur d'Alene, United States
8
Summer Sizzler
Sat, Aug 8, 2026Grand Island, United States
8
2026 Brigantine Beach Triathlon
Sat, Aug 8, 2026Brigantine, United States
8
Lake Max Triathlon and Duathlon
Sat, Aug 8, 2026Culver, United States
8
2026 Brigantine Beach Triathlon
Sat, Aug 8, 2026Brigantine, United States
8
TRI Columbus
Sat, Aug 8, 2026Columbus, United States
9
Staten Island Triathlon/Duathlon
Sun, Aug 9, 2026State College, United States
9
AdventHealth Cool Sommer Mornings Triathlon Series #3
Sun, Aug 9, 2026Commerce City, United States
15
Pennsylvania State Championship Mighty Moraine Fall Multi-Sport Festival
Sat, Aug 15, 2026Portersville, United States
15
Fox Island Triathlon #2
Sat, Aug 15, 2026Fort Wayne, United States
15
Storm the Lake Sprint Triathlon & Duathlon
Sat, Aug 15, 2026Storm Lake, United States
15
Brookville Olympic Triathlon, Duathlon, & Aquabike; Sprint Triathlon & Aquabike
Sat, Aug 15, 2026Barnegat, United States
15
Pennsylvania State Championship Mighty Moraine Fall Multi-Sport Festival
Sat, Aug 15, 2026Byron, United States
16
Greenfields Tri/Aqua/Du/ 5K & Splash and Dash #
Sun, Aug 16, 2026West Deptford, United States
16
Game On! Key Largo Triathlon Summer
Sun, Aug 16, 2026Key Largo, United States
16
Cazenovia Triathlon
Sun, Aug 16, 2026Cazenovia, United States
16
The Cincinnati Triathlon & Multisport Festival
Sun, Aug 16, 2026Waynesville, United States
16
Perezluha Coaching Time Trial Series #7
Sun, Aug 16, 2026Lakeland, United States
16
Tri CLE
Sun, Aug 16, 2026Cleveland, United States
16
Hammerhead Olympic & Sprint Triathlon
Sun, Aug 16, 2026Starke, United States
16
Key Largo Triathlon Summer
Sun, Aug 16, 2026Karlstad, United States
16
Greenfields Tri/Aqua/Du/ 5K & Splash and Dash
Sun, Aug 16, 2026West Deptford, United States
16
XTERRA Sleeping Giant
Sun, Aug 16, 2026Lake Ann, United States
16
2026 CVC San Diego Triathlon and San Diego Tri Series 5K
Sun, Aug 16, 2026Chula Vista, United States
21
The ROC Triathlon
Fri, Aug 21, 2026Rochester, United States