September Multisport Events in the USA on Sundays
Williamsburg, VA
Patriots Triathlon
Sep 7, 2024
Sep 8, 2024
Mount Shasta, CA
Mount Shasta Tinman Triathlon
Sep 1, 2024
Baraboo, WI
Devil's Challenge Triathlon
Sep 15, 2024
Longmont, CO
Oktoberfest Sprint Triathlon
Sep 22, 2024
Spotsylvania, VA
Giant Acorn Triathlon
Sep 21, 2024
Sep 22, 2024
Anchorage, AK
Nic's Race
Sep 29, 2024
Bentonville, AR
TRIFEST for MS
Aug 31, 2024
Sep 1, 2024
Aug 30, 2024
Cherry Hill, NJ
Katz JCC Kids Triathlon
Sep 10, 2023
Sandy Hook, NJ
Jersey Girl Triathlon
Sep 22, 2024
Hazleton, PA
Beware of Barracuda Triathlon
Sep 17, 2023
Lincoln, NE
Last Blast Lincoln Triathlon
Sep 10, 2023
Downingtown, PA
Marshcreek Sprint Triathlon
Sep 15, 2024
Santa Rosa, CA
DJFE Triathlon Race Series
Sep 29, 2024
New Paltz, NY
Survival of the Shawangunks
Sep 8, 2024
Incline Village, NV
Xterra Lake Tahoe Off-Road Triathlon
Sep 15, 2024
Naples, FL
Fitness Challenge Triathlon
Sep 24, 2023
Dawsonville, GA
Bootlegger Triathlon
Sep 8, 2024
Litchfield Park, AZ
Arizona - Swim, Bike, Run
Sep 15, 2024
Charlotte, NC
The Dry Tri - Paddle Bike Run
Sep 3, 2023
Erie, PA
Erie Duathlon
Sep 22, 2024
Tampa, FL
Fort De Soto Triathlon & Duathlon Series
Jun 2, 2024
Jul 14, 2024
Aug 25, 2024
Sep 29, 2024
Richland, WA
Ironman 70.3 Washington
Sep 22, 2024
Mattoon, IL
Last Chance Tri
Sep 29, 2024
Lake George, NY
Alpha Win Triathlon
Aug 31, 2024
Sep 1, 2024
Canandaigua, NY
Finger Lakes Triathlon
Sep 7, 2024
Sep 8, 2024
Folsom, CA
Cal Tri Folsom
Sep 8, 2024
Midlothian, VA
Robious Landing Triathlon
Sep 29, 2024
Charlottesville, VA
Cal Tri Charlottesville
Sep 1, 2024
Cary, NC
Plunge and Plod
Sep 22, 2024
Hopkinton, MA
Title 9 Triathlon
Sep 8, 2024
Huntersville, NC
Ramblin' Rose
Sep 15, 2024
Chattanooga, TN
Ironman Chattanooga
Sep 29, 2024
Madison, WI
Ironman Wisconsin
Sep 8, 2024
Reston, VA
Reston Triathlon
Sep 8, 2024
Castle Rock, CO
Tri the Rock
Sep 8, 2024
Chapel Hill, NC
Ramblin' Rose
Sep 29, 2024
Whitewater, WI
J-Hawk Latebird Triathlon
Sep 24, 2023
Loveland, CO
Last Call Triathlon
Sep 29, 2024
McKinney, TX
Playtri McKinney Triathlon
Sep 15, 2024
Montauk, NY
MightyMan Montauk
Sep 22, 2024
Key Biscayne, FL
Tri KB
Sep 22, 2024
Jul 28, 2024
May 19, 2024
Kiel, WI
Raider Nation Triathlon
Sep 15, 2024
Franklin Lakes, NJ
Franklin Lakes Youth Biathlon
Sep 10, 2023
Westport, MA
Buzzard's Bay Triathlon
Sep 15, 2024
Augusta, GA
Ironman 70.3 Augusta
Sep 29, 2024
Mount Sterling, OH
Ohio Fall Challenge
Sep 22, 2024
Valley View, TX
Disco Tri
Sep 17, 2023
Stillwater, MN
Square Lake Sprint Triathlon
Sep 8, 2024
White Bear Lake, MN
One Last Tri
Sep 15, 2024
Boonsboro, MD
SwimRun Maryland
Sep 24, 2023
Detroit, MI
Michigan Triathlon Championship
Sep 1, 2024
Warrington, PA
Warrington Cares Sprint Triathlon/Duathlon
Sep 8, 2024
Westport, CT
Westport Kiwanis Triathlon
Sep 10, 2023
San Diego, CA
San Diego Kids & Family Splash & Dash
Sep 15, 2024
Galveston, TX
Captain Kids Triathlon
Sep 8, 2024
Lexington, KY
Tri For Sight Triathlon/Duathlon
Sep 8, 2024
Bay City, MI
Driathlon
Sep 15, 2024
Bryan, TX
Active Texan Triathlon
Sep 29, 2024
Shelby Township, MI
Last Tri at Stony Creek
Sep 22, 2024
Bear Valley, CA
Bear Valley Triathlon
Sep 1, 2024
Lafayette, LA
CajunMan Triathlon
Sep 8, 2024
Carlyle, IL
Carlyle Lake Triathlon
Sep 15, 2024
Pflugerville, TX
Para Endurance Adaptive Triathlon
Sep 22, 2024
Stockton, MO
Stockton Lake WildLife Challenge
Sep 15, 2024
Point Pleasant, NJ
Treasure Island Sprint Triathlon/Duathlon
Sep 29, 2024
Greenwood Village, CO
Tri-Our-Village Youth Triathlon
Sep 10, 2023
Davidson, NC
Lake Davidson Sprint Triathlon
Sep 15, 2024
Wyomissing, PA
RU ABLE? 5K and Duathlon
Sep 10, 2023
Riviera Beach, FL
Game On Palm Beaches Triathlon - Fall
Sep 15, 2024
Eastsound, WA
OTILLO SwimRun - Orcas Island
Sep 15, 2024
Snow Hill, MD
Back Bay Triathlon
Sep 8, 2024
Hermitage, TN
Lost Loon Triathlon
Sep 17, 2023
Marshall, IL
Lincoln Trail Triathlon
Sep 1, 2024
Shirley, NY
Mini Manic Youth Triathlon
Sep 15, 2024
Boxford, MA
Call to Honor Triathlon
Sep 10, 2023
Ballwin, MO
City of Ballwin Kids Triathlon
Sep 15, 2024
Laguna Beach, CA
Pacific Coast Triathlon
Sep 15, 2024
Little Elm, TX
Playtri Little Elm Kids and Youth Triathlon
Sep 29, 2024
Collierville, TN
Memphis Thunder Racing Kids Triathlon
Sep 17, 2023
Nottingham, NH
New England Women's Gravel Multisport Festival
Sep 29, 2024
North Bend, WA
USAT Rattlesnake Lake Triathlon
Sep 1, 2024
Rock Hall, MD
Waterman's Half Triathlon
Sep 28, 2024
Sep 29, 2024
South Padre Island, TX
South Padre Island Triathlon
Sep 29, 2024
Kerrville, TX
Kerrville Triathlon Festival
Sep 28, 2024
Sep 29, 2024
Hopatcong, NJ
Lake Hopatcong Sprint Triathlon Challenge
Sep 8, 2024
Johns Island, SC
Blue Sky Endurance Fest
Sep 10, 2023
Middleville, MI
The Dirty Mitten
Sep 22, 2024
Captiva, FL
Game On! Captiva Island Triathlon
Sep 8, 2024
Shaver Lake, CA
Shaver Lake Triathlon
Sep 15, 2024
Rockaway Beach, NY
Rockaway Beach Tri/Duathlon
Sep 15, 2024
Iron Mountain, MI
UP Northwoods Triathlon
Sep 1, 2024
Albany, CA
Albany Community Triathlon
Sep 22, 2024
Bentonville, VA
Shenandoah River - Aquablaze Paddle and Run
Sep 8, 2024
Tunkhannock, PA
Lake Carey Loop
Sep 17, 2023
Long Beach, NJ
Long Beach Island Triathlon/Duathlon
Sep 22, 2024
Stony Point, NY
Toughman Triathlon
Sep 14, 2024
Sep 15, 2024
Frankfort, MI
Ironman 70.3 Michigan
Sep 15, 2024
La Marque, TX
Island Girl Triathlon and Duathlon
Sep 15, 2024
Monticello, IN
Boilerman Triathlon
Sep 17, 2023
Saugerties, NY
Alpha Win Triathlon
Sep 15, 2024
Colfax, IA
Quarry Springs Paddle Skedaddle
Sep 8, 2024
Silver Lake, NY
Serpents Shadow
Sep 24, 2023
Caddo Valley, AR
DeGray Lake Triathlon
Sep 8, 2024
Sat | Sun | Mon | Tue | Wed | Thu | Fri | Multiple |
1. Alpha Win Triathlon - Lake George
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Sep 1, 2024Sunday
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olympic, sprint triathlon
More Information
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Lake George, NY
Warren County, NY
2. Bear Valley Triathlon
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Sep 1, 2024Sunday
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sprint triathlon
More Information
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Bear Valley, CA
Alpine County, CA
3. Cal Tri Charlottesville
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Sep 1, 2024Sunday
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sprint triathlon | sprint triathlon relay | sprint duathlon | sprint aquathon | 10K, 5K run
More Information
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Women Only
- Charlottesville, VA
4. Lincoln Trail Triathlon
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Sep 1, 2024Sunday
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sprint triathlon | sprint triathlon relay | sprint dry triathlon | sprint duathlon
More Information
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Marshall, IL
Clark County, IL
5. Michigan Triathlon Championship
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Sep 1, 2024Sunday
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olympic, sprint, supersprint triathlon | olympic, sprint triathlon relay | olympic, sprint duathlon
More Information
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Detroit, MI
Wayne County, MI
6. Mount Shasta Tinman Triathlon
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Sep 1, 2024Sunday
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sprint triathlon | sprint duathlon
More Information
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Mount Shasta, CA
Siskiyou County, CA
7. TRIFEST for MS
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Sep 1, 2024Sunday
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olympic triathlon
More Information
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Bentonville, AR
Benton County, AR
8. UP Northwoods Triathlon
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Sep 1, 2024Sunday
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olympic, sprint triathlon | olympic, sprint triathlon relay | sprint duathlon | youth triathlon
More Information
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Iron Mountain, MI
Dickinson County, MI
9. USAT Rattlesnake Lake Triathlon
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Sep 1, 2024Sunday
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supersprint triathlon | supersprint triathlon relay
More Information
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North Bend, WA
King County, WA
10. The Dry Tri - Paddle Bike Run
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Past DateSep 3, 2023Sunday
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sprint triathlon
More Information
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Charlotte, NC
Mecklenburg County, NC
11. Back Bay Triathlon
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Sep 8, 2024Sunday
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sprint triathlon | sprint triathlon relay | sprint duathlon
More Information
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Snow Hill, MD
Worcester County, MD
12. Bootlegger Triathlon
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Sep 8, 2024Sunday
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supersprint triathlon | youth triathlon
More Information
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Dawsonville, GA
Dawson County, GA
13. CajunMan Triathlon
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Sep 8, 2024Sunday
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sprint triathlon | sprint triathlon relay | sprint duathlon | sprint duathlon relay | sprint aquathon
More Information
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Lafayette, LA
Lafayette County, LA
14. Cal Tri Folsom
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Sep 8, 2024Sunday
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olympic, sprint triathlon | olympic, sprint triathlon relay | olympic, sprint duathlon | 10K, 5K run
More Information
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Folsom, CA
Sacramento County, CA
15. Captain Kids Triathlon
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Sep 8, 2024Sunday
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youth triathlon
More Information
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Galveston, TX
Galveston County, TX
16. CHRISTUS Trinity Mother Frances Rose City Triathlon
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Sep 8, 2024Sunday
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sprint triathlon | sprint triathlon relay
More Information
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Tyler, TX
Smith County, TX
17. DeGray Lake Triathlon
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Sep 8, 2024Sunday
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olympic, sprint, supersprint triathlon | sprint duathlon
More Information
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Caddo Valley, AR
Clark County, AR
18. Finger Lakes Triathlon
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Sep 8, 2024Sunday
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olympic, sprint triathlon | olympic, sprint triathlon relay | sprint duathlon
More Information
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Canandaigua, NY
Ontario County, NY
19. Game On! Captiva Island Triathlon
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Sep 8, 2024Sunday
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sprint triathlon | sprint triathlon relay | sprint duathlon relay
More Information
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Captiva, FL
Lee County, FL
20. Ironman 70.3 Santa Cruz
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Sep 8, 2024Sunday
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half triathlon
More Information
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Santa Cruz, CA
Santa Cruz County, CA
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.