Montauk Lighthouse Triathlon
Montauk, New York6:50 AM startOpen water swim
from $135
RegisterRace calendar
Triathlons in July 2027
79 triathlons, duathlons and aquabikes across 32 states in July 2027: 63 sprint, 29 olympic, 4 half iron, 1 full iron, 16 kids, 29 duathlon. 61 swim in open water and 16 in a pool. Dates and fees come from race registration and refresh every night.
79
races in July
32
states
16
with a pool swim
$65
typical entry fee
Other months
July triathlons by state
Sunday, July 18
TridelSol Olympic, Sprint & Super Sprint Triathlon, Duathlon, Aquabike, Relay & Swim Only Event
Middleville, Michigan7:00 AM startOpen water swim
from $50
Register
from $40
Register
from $65
Register
from $24
Register2027 Cal Tri Williamsburg - 7.18.27
Williamsburg, Virginia8:00 AM startOpen water swim
from $33.86
Register
from $70
Register
from $50
RegisterGreen Lake Triathlon
Green Lake, Wisconsin7:30 AM startOpen water swim
from $74
Register
from Free
RegisterDoor County Triathlon
Egg Harbor, Wisconsin8:00 AM startOpen water swim
Lake Rebecca Triathlon
Rockford, Minnesota8:00 AM startOpen water swim
from $75
Register
from $45
RegisterFriday, July 23
Tri Millennium
Walker, Michigan6:00 PM startOpen water swim
from $38
RegisterSaturday, July 24
DQ Laurel Lake Triathlon, Duathlon, Aquabike, Aquathlon, & Super Sprint Triathlon in honor of William Laubengeyer *#
Millville, New Jersey8:00 AM startOpen water swim
from Free
RegisterFinley River Triathlon | Duathlon
Ozark, Missouri7:00 AM startOpen water swim
from $60
Register
from $40
RegisterLake Springfield Triathlon
Springfield, Illinois7:00 AM startOpen water swim
from $75
RegisterMountain Lakes Triathlon
Guntersville, Alabama7:00 AM startPool swim
from $79
Register
from $85
RegisterChisago Lakes Triathlon
Chisago City, Minnesota8:00 AM startOpen water swim
from $30
Register
from $100
RegisterGeneva Mixed Team Relay presented by Red Jacket Orchards
Geneva, New York3:00 PM startOpen water swim
Super Sprint TriathlonWater about 79°F
from $50
RegisterSunday, July 25
Findley Lake Triathlon Festival
Findley Lake, New York7:00 AM startOpen water swim
from $139
Register
from $84
RegisterFinger Lakes Triathlon Cayuga
Trumansburg, New York8:00 AM startOpen water swim
from Free
RegisterTri-ing for A Cure Triathlon
Dousman, Wisconsin7:00 AM startOpen water swim
from $74
RegisterSolana Beach Triathlon & Duathlon and Solana Beach 5K
Solana Beach, California6:50 AM startOpen water swim
from $34
Registerfrom $115
RegisterThursday, July 29
Lake Terramuggus Sprint Triathlon #5
Marlborough, Connecticut6:15 PM startOpen water swim
from $35
RegisterSaturday, July 31
from $525
RegisterCulpeper Triathlon
Culpeper, Virginia7:00 AM startOpen water swim
from $114
RegisterK-Town on the River Triathlons
Knoxville, Tennessee7:00 AM startOpen water swim
from $79
Register
from $109
RegisterLake Country Triathlon
Oconomowoc, Wisconsin6:15 AM startOpen water swim
from $65
Register
from $20
RegisterRace Montana Triathlon and Duathlon
Great Falls, Montana7:00 AM startPool swim
from $35
RegisterFirst Responders "Bring in the Backup" Triathlon
Northwood, Iowa9:00 AM startPool swim
from $60
RegisterThe page shows the next July to come. Races appear as their organizers open registration, so later months fill in through the winter.