United States
- Alabama 10
- Alaska 4
- Arizona 13
- Arkansas 3
- California 66
- Colorado 18
- Connecticut 3
- Delaware 3
- District of Columbia
- Florida 39
- Georgia 12
- Hawaii 5
- Idaho 11
- Illinois 24
- Indiana 13
- Iowa 14
- Kansas 6
- Kentucky 4
- Louisiana 2
- Maine 7
- Maryland 14
- Massachusetts 15
- Michigan 24
- Minnesota 11
- Mississippi 3
- Missouri 13
- Montana 9
- Nebraska 7
- Nevada 3
- New Hampshire 2
- New Jersey 20
- New Mexico 3
- New York 57
- North Carolina 26
- North Dakota
- Ohio 23
- Oklahoma 4
- Oregon 10
- Pennsylvania 24
- Puerto Rico 1
- Rhode Island 1
- South Carolina 11
- South Dakota
- Tennessee 18
- Texas 46
- Utah 21
- Vermont 1
- Virginia 28
- Washington 18
- West Virginia 4
- Wisconsin 28
- Wyoming 1
Triathlon Calendar United States 2026-2027
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in the United States for 2026-2027! Our updated list features 697 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
November 2026
Weekend of triathlon events at Margaritaville Lake Resort Lake Conroe featuring a half iron race with a 1.2 mile swim, 56 mile bike and 13.1 mile run plus sprint and youth races.
A multisport event in St Petersburg, FL on 11/14/2026 offering sprint and international triathlon, duathlon, aqua-bike, and relay options with varied distances and entry fees.
A 39 mile triathlon at Pickwick Landing State Park combining a 30 mile bike, 3 mile kayak loop, and 6 mile mixed-surface run.
Multi distance triathlon and duathlon at Avondale Aquatic Center on 11/14/2026 with individual and relay options, USAT sanctioned and color coded bibs for 2026.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
A swim and multisport festival at Lawrence Park Swim Club offering pool swims, aquathlons, triathlons, duathlons and virtual race options.
A simulated sprint triathlon at Merritt Clubs Downtown in Baltimore featuring a 750 m swim, 20 km bike, and 5 km run.
Triathlon, duathlon and aquabike races are held at Mirada Lagoon in San Antonio FL on November 15, 2026, with sprint, international and relay options.
A UCSB-hosted race day in Goleta featuring sprint triathlon races, a 5k fun run, and charitable support for a memorial fund.
A super sprint distance triathlon at the Montana State Wellness Center on Nov 15, 2026 with a 400 yard swim, 8 mile stationary bike and 2 mile run; donation entry and 30 participant cap.
Two short triathlon options in Springville on November 21, 2026, with pool swims, indoor cycle-studio rides, lap runs, and a included unisex t-shirt.
Indoor triathlon at Oak Brook Park District for ages 12 and up, combining 2000 meters rowing, 2.5 miles cycling and a 1.25 miles run or walk.
An indoor triathlon at the RecPlex combining timed pool swim, spin bike, and treadmill run with equal scoring across the three disciplines.
A Cincinnati hill-climb event featuring run/walk/ruck, bike, and duathlon options with in-person and virtual entries and online registration.
Three day, 320 mile invitation only ultra endurance event on Hawaii Island with a swim, two long bike stages, and a double marathon run for 40 participants.
A Black Friday endurance event in Emmaus offering cycling and running distances from 10k to 100 miles, relay and double-discipline options, elapsed-time scoring, and a beer prize format.
A run-swim-paddle challenge in Lanikai on November 28, 2026, with Solo, Relay, and Team divisions; free entry with optional donations for participant items.
December 2026
A multi-discipline festival at Daytona International Speedway featuring triathlon, duathlon, aquabike, a festive 5K, and team relays across multiple distances.
Trail running, mountain biking, and an off-road duathlon on the bluffs near Minnesota City with multiple distance options and a 120-participant limit.