United States
- Alabama 14
- Alaska 12
- Arizona 17
- Arkansas 7
- California 68
- Colorado 19
- Connecticut 17
- Delaware 4
- District of Columbia
- Florida 49
- Georgia 16
- Hawaii 4
- Idaho 17
- Illinois 32
- Indiana 36
- Iowa 22
- Kansas 7
- Kentucky 12
- Louisiana 9
- Maine 10
- Maryland 18
- Massachusetts 28
- Michigan 38
- Minnesota 27
- Mississippi 5
- Missouri 12
- Montana 10
- Nebraska 4
- Nevada 3
- New Hampshire 3
- New Jersey 29
- New Mexico 9
- New York 76
- North Carolina 33
- North Dakota 1
- Ohio 24
- Oklahoma 7
- Oregon 11
- Pennsylvania 33
- Puerto Rico 1
- Rhode Island 3
- South Carolina 17
- South Dakota 3
- Tennessee 26
- Texas 55
- Utah 19
- Vermont 3
- Virginia 35
- Washington 30
- West Virginia 8
- Wisconsin 35
- Wyoming 4
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 975 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
May 2026
Participants can reserve adaptive equipment for the Goody Duathlon in Pulaski. Available options include race chairs, tandem trikes, and side by side bikes to support athletes during the event.
On May 9, 2026 in Panama City Beach, IRONMAN 70.3 Gulf Coast combines an ocean swim, a fast flat bike on scenic roads, and a coastal run with warm spring conditions and strong local spectator support.
A USAT certified multi-sport event at Hawthorn Park offering a 500 m swim, a 20 km bike and a 5 km run for triathletes, plus a duathlon and relay options. USAT membership or a one-day license is required.
A women's triathlon and 5K in Clermont, Florida on May 9, 2026 offering sprint triathlon, duathlon, relay, aquabike, aquathlon and a virtual 5K option.
Open-water swim and beach transitions at Tellico Dam lead into rolling hill bike courses and out-and-back runs, plus certified 5k and 10k races. Multiple triathlon formats and run-only options are available.
A weekend triathlon at Lake Anna State Park featuring Long, Olympic and Sprint distances with beach swim starts, rolling bike roads and multi-loop run courses. Races are USA Triathlon sanctioned and include age group, aquabike and relay categories.
A multi-format race in Canby, Oregon on May 9, 2026 offering sprint triathlon, aquabike, duathlon and relay options with a 500 yard pool swim, 12 mile bike and 3.1 mile run. Registration is online and race communications are sent by email.
A multi-day triathlon and 5k in Petersburg Illinois featuring pool swims, bike and run distances plus a back to back Tri-Challenge. Amenities include timing chips, medals, post-race food and pool showers.
A multi-distance triathlon at Shelby Farms Park in Memphis on May 9, 2026, offering Olympic, sprint, aquabike and relay options. The swim is in Hyde Lake with bike and run courses on park roads and paved trails.
Dive into the South Davis Race Series with the Splash n Sprint Triathlon this May. This sprint-distance event offers a fast-paced challenge for triathletes looking to start their season.
Spa Girl Tri is a triathlon series with events in Texas in 2026, taking place at JW Marriott San Antonio on May 9 and at Hyatt Lost Pines on September 26. Course maps, 2025 results and photos are available and the event has a Facebook presence.
Experience the 6th Annual Swim Run Done Aquathlon at Beachwalk in St Johns. This event features a half mile swim followed by a 5k run for a limited field of 200 participants.
A mixed paddling and running event in Canton, Ohio on 05/09/2026 pairing a 1.5 mile kayak on Nimishillen Creek with a 2.5 mile run or walk to Gervasi Vineyard. Finishers are offered a pour of wine or a strawberry sage lemonade.
A 19 mile triathlon at Flater's Resort in Holcombe Wisconsin combining a 3 mile run, 10 mile paved bike ride, and 6 mile canoe or kayak downriver. Solo, team, and relay formats are offered and the event is chip timed.
Experience a sanctioned Olympic distance triathlon at Granite Beach featuring a lake swim scenic country road cycling and a multi terrain trail run limited to 300 participants.
Practice your triathlon skills in a supportive non-competitive environment at Vancouver Lake. This learning focused event features instructional clinics and a choice of sprint or olympic training distances.
Experience an indoor multi sport challenge featuring a 20 minute swim cycle and run. Held at the Cape Carteret Aquatic and Wellness center this event supports local high school swim teams.
A multi discipline outdoor event in Niskayuna combining a 7 mile cycle, a 2 mile paddle, and a 5K run. Open to individuals and teams with kayak rentals available.
Cedar River Triathlon at Lake Wilderness in Maple Valley features swim, bike and run routes with views of Mount Rainier and the Cedar River Trestles. Multiple race formats include relays and a youth Splash n Dash.
Mighty Mother's Day Duathlon on May 10, 2026 at Heckscher State Park features a two run duathlon with a three lap 10.5 mile bike course, a 10.5 mile time trial, and a youth duathlon. Bike laps use closed park roads and runs mix trail and road.