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Duathlon Events in United States 2025-2026

359events found
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YFC Seeley Lake Challenge Triathlon/Duathlon
2
Aug
YFC Seeley Lake Challenge Triathlon/Duathlon

Seeley Lake, US

Sat 2nd Aug 2025

Indy Sprint Tri #2
2
Aug
Indy Sprint Tri #2

Indianapolis, US

Sat 2nd Aug 2025

Lake Tye Triathlon - 2025
2
Aug
Lake Tye Triathlon - 2025

Monroe, US

Sat 2nd Aug 2025

K-Town on the River Triathlons
2
Aug
K-Town on the River Triathlons

Knoxville, US

Sat 2nd Aug 2025

Andy's Race
3
Aug
Andy's Race

Greenville, US

Sun 3rd Aug 2025

Columbia River Triathlon
8
Aug
Columbia River Triathlon

Vancouver, US

Fri 8th Aug 2025

Lake Max Triathlon and Duathlon
9
Aug
Lake Max Triathlon and Duathlon

Culver, US

Sat 9th Aug 2025

Kill Creek Park Triathlon, Duathlon, Aquabike, & Aquathlon
9
Aug
Kill Creek Park Triathlon, Duathlon, Aquabike, & Aquathlon

Olathe, US

Sat 9th Aug 2025

Twin Lakes Triathlon
9
Aug
Twin Lakes Triathlon

Manson, US

Sat 9th Aug 2025

Michigan Titanium
10
Aug
Michigan Titanium

Grand Rapids, US

Sun 10th Aug 2025

Classic City Sprint, Duathlon and Aquabike
10
Aug
Classic City Sprint, Duathlon and Aquabike

Athens, US

Sun 10th Aug 2025

Brookville Olympic Triathlon, Duathlon, & Aquabike; Sprint Triathlon & Aquabike #
16
Aug
Brookville Olympic Triathlon, Duathlon, & Aquabike; Sprint Triathlon & Aquabike #

Ocean Township, US

Sat 16th Aug 2025

Luray Triathlon & Duathlon
16
Aug
Luray Triathlon & Duathlon

Luray, US

Sat 16th Aug 2025

Mighty Moraine Fall Multi-Sport Festival
16
Aug
Mighty Moraine Fall Multi-Sport Festival

Portersville, US

Sat 16th Aug 2025

Tri the Parks - Don Carter State Park Sprint
16
Aug
Tri the Parks - Don Carter State Park Sprint

Gainesville, US

Sat 16th Aug 2025

The Forge Gravel Triathlon
16
Aug
The Forge Gravel Triathlon

Lemont, US

Sat 16th Aug 2025

370 Lakeside Triathlon
17
Aug
370 Lakeside Triathlon

St. Peters, US

Sun 17th Aug 2025

The Cincinnati Triathlon & Multisport Festival
17
Aug
The Cincinnati Triathlon & Multisport Festival

Waynesville, US

Sun 17th Aug 2025

Greenfields Tri/Aqua/Du/ 5K & Splash and Dash #
17
Aug
Greenfields Tri/Aqua/Du/ 5K & Splash and Dash #

West Deptford, US

Sun 17th Aug 2025

The Great Loon Triathlon
17
Aug
The Great Loon Triathlon

Lincoln, US

Sun 17th Aug 2025

Maple Grove Triathlon
22
Aug
Maple Grove Triathlon

Maple Grove, US

Fri 22nd Aug 2025

Indy Sprint Tri #3
23
Aug
Indy Sprint Tri #3

Indianapolis, US

Sat 23rd Aug 2025

The ROC Triathlon
23
Aug
The ROC Triathlon

Rochester, US

Sat 23rd Aug 2025

RVA Sprint
24
Aug
RVA Sprint

Rockville, US

Sun 24th Aug 2025

DQ 14th Annual Medford Lakes Colony Sprint Triathlon, Duathlon, & Aquabike *#
24
Aug
DQ 14th Annual Medford Lakes Colony Sprint Triathlon, Duathlon, & Aquabike *#

Medford Lakes, US

Sun 24th Aug 2025

Bonney Lake Triathlon + Du. & Aquabike
30
Aug
Bonney Lake Triathlon + Du. & Aquabike

Bonney Lake, US

Sat 30th Aug 2025

Rotary Club of Katy Triathlon at Cane Island
31
Aug
Rotary Club of Katy Triathlon at Cane Island

Katy, US

Sun 31st Aug 2025

Smith Mountain Lake Ultra Triathlon
5
Sep
Smith Mountain Lake Ultra Triathlon

Huddleston, US

Fri 5th Sep 2025

DQ Pine Barrens Olympic Triathlon, Duathlon, Aquabike, Sprint Triathlon, & *NEW* Aquathlon *#
6
Sep
DQ Pine Barrens Olympic Triathlon, Duathlon, Aquabike, Sprint Triathlon, & *NEW* Aquathlon *#

Shamong, US

Sat 6th Sep 2025

Lake Hopatcong Sprint Triathlon Challenge Presented by Saint Clare's Health
6
Sep
Lake Hopatcong Sprint Triathlon Challenge Presented by Saint Clare's Health

Hopatcong, US

Sat 6th Sep 2025

Lake Stevens Triathlon + Duathlon & Aquabike
6
Sep
Lake Stevens Triathlon + Duathlon & Aquabike

Lake Stevens, US

Sat 6th Sep 2025

Finger Lakes Triathlon
6
Sep
Finger Lakes Triathlon

Canandaigua, US

Sat 6th Sep 2025

Rev3 Back Bay
7
Sep
Rev3 Back Bay

Worcester County, US

Sun 7th Sep 2025

Reston Triathlon
7
Sep
Reston Triathlon

Reston, US

Sun 7th Sep 2025

Wisconsin ANVIL Ultra Triathlon
8
Sep
Wisconsin ANVIL Ultra Triathlon

Dousman, US

Mon 8th Sep 2025

Parvin Anniversary Duathlon & 5k Trail Race #
13
Sep
Parvin Anniversary Duathlon & 5k Trail Race #

Pittsgrove, US

Sat 13th Sep 2025

2025 Toughman
13
Sep
2025 Toughman

Stony Point, US

Sat 13th Sep 2025

Tri the Parks - John Tanner Fall Sprint
13
Sep
Tri the Parks - John Tanner Fall Sprint

Carrollton, US

Sat 13th Sep 2025

Eagle in the Sun Triathlon
14
Sep
Eagle in the Sun Triathlon

El Paso, US

Sun 14th Sep 2025

The Zoom RedHawk Triathlon & Multisport Festival
14
Sep
The Zoom RedHawk Triathlon & Multisport Festival

College Corner, US

Sun 14th Sep 2025

AdventHealth Cool Sommer Mornings Triathlon\Duathlon\5K Series #4
14
Sep
AdventHealth Cool Sommer Mornings Triathlon\Duathlon\5K Series #4

Clermont, US

Sun 14th Sep 2025

Island Girl Triathlon and Duathlon
14
Sep
Island Girl Triathlon and Duathlon

La Marque, US

Sun 14th Sep 2025

Buzzard's Bay Sprint Triathlon & Du
14
Sep
Buzzard's Bay Sprint Triathlon & Du

Westport, US

Sun 14th Sep 2025

Survival of the Mills: 5-Stage Triathlon & Duathlon #
14
Sep
Survival of the Mills: 5-Stage Triathlon & Duathlon #

Ocean Township, US

Sun 14th Sep 2025

Playtri Craig Ranch McKinney Triathlon
14
Sep
Playtri Craig Ranch McKinney Triathlon

McKinney, US

Sun 14th Sep 2025

Tobin Bolter Memorial Kids' Duathlon
20
Sep
Tobin Bolter Memorial Kids' Duathlon

Garden City, US

Sat 20th Sep 2025

DSI Triathlon & Inclusive 4k
20
Sep
DSI Triathlon & Inclusive 4k

Red Wing, US

Sat 20th Sep 2025

2025 TOUGHMAN Westchester Triathlon
20
Sep
2025 TOUGHMAN Westchester Triathlon

Rye, US

Sat 20th Sep 2025

Showing 145 - 192 of 359 events
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