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Get the appUnited States has 260 upcoming Duathlon events across distances like 0K, 1K, 2K, 3K, 4K, 5K, 6K, 7K, 10K, 12K, 13K, 16K, 17K, 18K, 19K, 20K, 21K, 23K, 24K, 25K, 26K, 27K, 28K, 32K, 33K, 34K, 36K, 37K, 38K, 39K, 40K, 42K, 43K, 44K, 48K, 51K, 55K, 66K, 67K, 97K, 158K, 184K, 222K, 226K, 368K, 445K, 452K, 13485K, 23705K, 27937K, 48762K. Recent additions include Maple Grove Triathlon, Tri the Parks - Don Carter State Park Sprint, Lake Nona Tri-Nona Triathlon Series Race 2.
260 events
21
Maple Grove Triathlon
Fri, Aug 21, 2026Maple Grove, United States
22
Tri the Parks - Don Carter State Park Sprint
Sat, Aug 22, 2026Gainesville, United States
22
Lake Nona Tri-Nona Triathlon Series Race 2
Sat, Aug 22, 2026Orlando, United States
22
Wild River Dash
Sat, Aug 22, 2026Boise, United States
22
Callaway Gardens Olympic Triathlon and Duathlon
Sat, Aug 22, 2026Manchester, United States
22
The ROC Triathlon presented by TruePath Racing
Sat, Aug 22, 2026Irondequoit, United States
22
Race Montana Triathlon and Duathlon 2026
Sat, Aug 22, 2026Great Falls, United States
22
Tri the Parks - Don Carter State Park Sprint
Sat, Aug 22, 2026Gainesville, United States
22
Liberty Station Adventure Race Training Event
Sat, Aug 22, 2026San Diego, United States
22
STRABAG Rail MILADATLON
Sat, Aug 22, 2026New Bloomfield, United States
22
Shenandoah River Adventure Race
Sat, Aug 22, 2026Bentonville, United States
22
Race Montana Triathlon and Duathlon 2026
Sat, Aug 22, 2026Great Falls, United States
23
RVA Sprint
Sun, Aug 23, 2026Rockville, United States
23
DQ 15th Annual Medford Lakes Colony Sprint Triathlon, Duathlon, & Aquabike
Sun, Aug 23, 2026Medford Lakes, United States
23
Sandman Tri
Sun, Aug 23, 2026Aptos, United States
23
New York City Duathlon
Sun, Aug 23, 2026New York City, United States
23
Lake Nona Tri-Nona Triathlon Series Race 2
Sun, Aug 23, 2026Orlando, United States
23
15th Annual Medford Lakes Colony Sprint Triathlon, Duathlon, & Aquabike
Sun, Aug 23, 2026Medford Lakes, United States
23
RVA Sprint Triathlon
Sun, Aug 23, 2026Rockville, United States
23
Sandman Tri
Sun, Aug 23, 2026Aptos, United States
23
Sandman Tri
Sun, Aug 23, 2026Aptos, United States
29
Santa Barbara Triathlon & Beach Festival
Sat, Aug 29, 2026Santa Barbara, United States
29
Swan Lake Grit-N-Gravel Triathlon
Sat, Aug 29, 2026Fergus Falls, United States
29
Swan Lake Grit-N-Gravel Triathlon
Sat, Aug 29, 2026Fergus Falls, United States
30
Geist Waterfront Triathlon
Sun, Aug 30, 2026Fishers, United States
6
Game On! ManateeMan Triathlon
Sun, Sep 6, 2026Cape Coral, United States
6
Rotary Club of Katy Triathlon
Sun, Sep 6, 2026Katy, United States
6
CajunMan Triathlon, Duathlon, Aquabike, Aquathlon & 5k Run
Sun, Sep 6, 2026Lafayette, United States
6
Game On! ManateeMan Triathlon
Sun, Sep 6, 2026Cape Coral, United States
11
Smith Mountain Lake Ultra Triathlon
Fri, Sep 11, 2026Huddleston, United States