Waterman's Triathlon Festival
Rock Hall, Maryland8:00 AM startOpen water swim
from $154
RegisterAcross the US
Half Iron Triathlons near you
23 upcoming half iron triathlons across 15 states. Pick your state for the full calendar with cities, dates, and entry fees.
23
upcoming half iron triathlons
15
states
Other distances
Half Iron Triathlons by state
Soonest half iron triathlons anywhere
October 2026
The Great River Challenge, Off-road Triathlon
Northfield, Massachusetts10:00 AM startOpen water swim
from $55
RegisterThe Atomic Multisport Event by Personal Best Racing
Lenoir City, Tennessee7:45 AM startOpen water swim
from $105
RegisterRoad to Haines City 70.3 — 8-Week Race Preparation Series
Rockledge, Florida6:00 PM startOpen water swim
from $175
RegisterThe Edisto Island Triathlon Pro-Am
Edisto Island, South Carolina8:00 AM startOpen water swim
from $125
RegisterNovember 2026
Oilman Texas Triathlon
Montgomery, Texas7:00 AM startOpen water swim
from $29
RegisterDecember 2026
CLASH Endurance Daytona
Daytona Beach, Florida5:30 PM start
from Free
RegisterMarch 2027
Bayshore 70.4 and Sprint Triathlon
Long Beach, California7:00 AM startOpen water swim
from $175
RegisterThe Rocky Hill Triathlon
Exeter, California7:30 AM startPool swim
from $50
RegisterMay 2027
White Lake Pro-Am Half Triathlon
White Lake, North Carolina7:00 AM startOpen water swim
from $175
RegisterAmerican Triple-T Multisport Festival
Perrysville, Ohio5:00 PM startOpen water swim
from $45
RegisterJune 2027
from $149
RegisterBest in the West Triathlon Festival
Sweet Home, Oregon7:30 AM startOpen water swim
Super Sprint TriathlonSprint TriathlonOlympic TriathlonHalf Iron TriathlonDuathlonAquabikeBike Ride1 Mile5K10KHalf MarathonUltraKidsOther
from $25
RegisterGrand Rapids Triathlon
Ada, Michigan7:00 AM start
from $43
Register
from $50
RegisterJuly 2027
Shawnee Mission Triathlon and Duathlon
Lenexa, Kansas6:30 AM start
from $40
RegisterTRI the PARK Tarrytown
Tarrytown, New York8:00 AM startPool swim
from $50
RegisterLake Country Triathlon
Oconomowoc, Wisconsin6:15 AM startOpen water swim
from $65
RegisterAugust 2027
2027 Matt Mason "Cowboy UP" Triathlon/Duathlon
Smithville, Missouri7:00 AM startOpen water swim
from $85
RegisterHAGG Lake Triathlon
Gaston, Oregon6:00 AM startOpen water swim
from $137
RegisterMichigan Titanium
Grand Rapids, Michigan7:00 AM startOpen water swim
from $49.67
RegisterSeptember 2027
Toughman 2027
Stony Point, New York7:00 AM startOpen water swim
from $75
Register370 Lakeside Triathlon
Saint Peters, Missouri6:45 AM startOpen water swim
from $30
Register