Find your next finish line.
Race courses across 5 countries — indexed, searchable, with course data where it exists.
Spring Duathlon Series
Anchorage, AK · US
MultisportKids Option
DOOBY DU DUATHLON
Sylvania, OH · USMay 6, 2026Course mapResults published
Multisport
59 finishers (2025)
Goody Duathlon Equipment Reservation
Pulaski, WI · USMay 8, 2026
Multisport
2026 Wolfpack Spring Youth Duathlon Series at Leadways School
Cupertino, CA · USMay 9, 2026
Multisport
AdventHealth Girlz on Fire Women's Triathlon & 5K
Clermont, FL · USMay 9, 2026Course map
Running5k
Gator Grinder Triathlon
Canby, OR · USMay 9, 2026Results published
Running
199 finishers (2017)
The Fox River Challenge
Wrightstown, WI · USMay 9, 2026Results published
Running5kKids Option
200 finishers (2025)
The Fox River Challenge with myTEAM TRIUMPH
Wrightstown, WI · USMay 9, 2026
Running5k
The Great Peace Valley 5 Miler, 5k, 2 Mile Run/Walk & DUATHLON!
Chalfont, PA · USMay 9, 2026Results published
Running5kKids Option
328 finishers (2025)
Thunder in the Valley
Terre Haute, IN · USMay 9, 2026Results published
Multisport
82 finishers (2025)
JerseyMan Triathlon
Lebanon, NJ · USMay 10, 2026
Multisport
Mighty Mother's Day Du and Time Trial
East Islip, NY · USMay 10, 2026Results published
RunningKids Option
195 finishers (2025)
Silicon Valley Kids Triathlon
San Jose, CA · USMay 10, 2026
MultisportKids Option
Tri Girl Triathlon and Duathlon
Houston, TX · USMay 10, 2026Results published
Multisport
108 finishers (2025)
OMC Duathlon Series
Springfield, MO · USMay 12, 2026
Multisport
USA Triathlon Multisport National Championships Festival
South Haven, MI · USMay 13, 2026
Multisport
2026 Pace and Pedal Event
Black River Falls, WI · USMay 16, 2026Results published
Running5kKids Option
2 finishers (2021)
FISHERS SPRINT TRIATHLON, Powered by FAST
Fishers, IN · USMay 16, 2026
Multisport
French Creek TriFest (Triathlon & SwimFest)
Elverson, PA · USMay 16, 2026Course map
Multisport5kKids Option
Kennett Run
Kennett Square, PA · USMay 16, 2026Results published
Running10k5kKids Option
715 finishers (2025)
Mighty Moraine Spring Multi-Sport Festival
Portersville, PA · USMay 16, 2026
MultisportKids Option
She Tris Sprint Triathlon - I'On Club
Mount Pleasant, SC · USMay 16, 2026
Multisport
2026 Cal Tri Richmond - 5.17.26
Spotsylvania Courthouse, VA · USMay 17, 2026Course map
Running10k5kKids Option
7th Annual Cross Bay Triathlon/Duathlon
Rockaway Beach, NY · USMay 17, 2026Results published
Multisport
102 finishers (2024)
BCSD Elementary Bike Run
Bedford, NY · USMay 17, 2026
Multisport
C26 Kansas City Triathlon
Kansas City, MO · USMay 17, 2026Results published
Multisport
533 finishers (2023)
CB Kids Triathlon
Warrington, PA · USMay 17, 2026
MultisportKids Option
Dunedin Rotary Triathlon
Dunedin, FL · USMay 17, 2026Results published
RunningKids Option
536 finishers (2016)
Game On! Escape to Hutchinson Island Triathlon #1
Stuart, FL · USMay 17, 2026
Multisport
Gold Nugget Triathlon
Anchorage, AK · USMay 17, 2026Results published
MultisportKids Option
1,418 finishers (2025)
Independence Triathlon
Ottsville, PA · USMay 17, 2026Results published
Multisport50khalfmarathon
368 finishers (2025)
New England Season Opener
Hopkinton, MA · USMay 17, 2026Results published
Multisporthalf
594 finishers (2014)
Playtri Fort Worth Triathlon & Run-Bike-Run I.
Fort Worth, TX · USMay 17, 2026
Multisport
Upper Dublin Triathlon/Duathlon/Aquabike/Run Powered by LuLu Country Club
Fort Washington, PA · USMay 17, 2026Results published
Running5k
368 finishers (2025)
Crystal River Triathlon
Crystal River, FL · USMay 23, 2026
Multisport
Salute to the Military Tri
Warrenton, VA · USMay 23, 2026Results published
MultisportKids Option
191 finishers (2025)
Seafair Triathlon
Seattle, WA · USMay 23, 2026Results published
RunningKids Option
933 finishers (2017)
VI TRI
Visalia, CA · USMay 23, 2026
Running5kKids Option
Bear Lake Triathlon
North Muskegon, MI · USMay 24, 2026
Multisport
HELENA OUTDOOR TRIATHLON (HOTri) Triathlon/Aqua-bike/Duathlon/Super Sprint beginner race!!
Helena, MT · USMay 25, 2026
Running5kKids Option
SOUTH FORK DUATHLON
Whitehouse, OH · USMay 27, 2026Results published
Multisport
53 finishers (2025)
30th Anniversary Jersey Genesis Triathlon, Duathlon, & Aquabike #
Port Republic, NJ · USMay 30, 2026
Multisport
Finger Lakes Triathlon Silver
Silver Lake, NY · USMay 30, 2026
Running10k5kKids Option
Lava Rocks! Sprint Triathlon - Aquabike - Saturday - May 30, 2026
Lavallette, NJ · USMay 30, 2026Results published
Multisport
148 finishers (2025)
Muleshoe Off-Road X-TRI & DU
Austin, TX · USMay 30, 2026
Multisport
School to Pool Dash & Splash
Marlton, NJ · USMay 30, 2026
Multisport
Tri Greenville Triathlon & Duathlon
Greenville, MI · USMay 30, 2026
RunningKids Option
PDX Triathlon Festival
Fairview, OR · USMay 31, 2026
Running5k