United States
- Alabama 10
- Alaska 4
- Arizona 15
- Arkansas 2
- California 62
- Colorado 16
- Connecticut 4
- Delaware 2
- District of Columbia 1
- Florida 40
- Georgia 8
- Hawaii 4
- Idaho 8
- Illinois 19
- Indiana 12
- Iowa 11
- Kansas 2
- Kentucky 6
- Louisiana 5
- Maine 3
- Maryland 14
- Massachusetts 13
- Michigan 19
- Minnesota 9
- Mississippi 5
- Missouri 8
- Montana 4
- Nebraska 4
- Nevada 3
- New Hampshire 3
- New Jersey 10
- New Mexico 5
- New York 55
- North Carolina 25
- North Dakota
- Ohio 12
- Oklahoma 6
- Oregon 4
- Pennsylvania 17
- Puerto Rico 1
- Rhode Island 2
- South Carolina 9
- South Dakota 1
- Tennessee 12
- Texas 49
- Utah 15
- Vermont 2
- Virginia 31
- Washington 10
- West Virginia 2
- Wisconsin 26
- 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 608 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
July 2027
Swim run at Folsom Lake with short and long courses that start and end with swims, individual and two person team options, included gear and a post race BBQ.
A mixed gender team relay triathlon on Seneca Lake in Geneva NY with four-person teams, short swim bike run legs, and overall plus age-group awards.
Multisport event in Ozark MO offering super-sprint, sprint, relay and duathlon races with a river swim, low-traffic bike roads, and a country run.
IRONMAN Lake Placid on July 25, 2027 combines a lake swim, a hilly bike through the Adirondacks and a rolling run that finishes at the Olympic Oval.
IRONMAN 70.3 Maine in Augusta features a fast Kennebec River swim, a 56 mile bike and a 13.1 mile run with strong community and spectator support.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
A weekend triathlon festival at Clemmons West Pool offering a 300 meter swim, 20 K bike and 5K run, with first-timer support and nonprofit proceeds for local charities.
One-day triathlon festival at Findley Lake, NY offering sprint, Olympic, double, aqua bike and relay options plus paratriathlon categories.
An annual Rudyard Lions Club event in Northern Michigan featuring a triathlon and a 5K road race on July 25, 2027; individuals and teams can register online.
A triathlon at Ottawa Lake State Park on July 25, 2027, featuring sprint and Olympic individual and relay races plus a series entry.
Triathlon at Taughannock Falls State Park with lake swims, bike courses on NYS Route 89, and park runs near the gorge for multiple age groups and distances.
Ride and Tie at Hillman State Park on July 30, 2027 with 31, 13 and 6 mile courses plus an Equathon relay in Team and Iron divisions.
A multi-event weekend in Crofton NE featuring a kayak-based sprint triathlon, a 13.1 mile half marathon, and a 12 mile scenic bike course around Lewis and Clark Lake.
Experience a scenic triathlon at the base of the Blue Ridge Mountains featuring Olympic and Sprint distances, Aquabike options, and a multi-distance Gran Fondo.
For qualified athletes: a 1.2 miles swim, 95 miles bike and a run to the Mount Washington summit, organized by New England Endurance Events.
A triathlon in Merrill combining a 2-mile paddle, a 17.5-mile bike on the River Bend Trail, and a 5K trail run with multiple divisions and local transitions.
Lake Country Triathlon in Oconomowoc WI on July 31, 2027 offers Sprint, Olympic and Half Iron individual and relay races with a lake swim, scenic bike, and town run.
Multisport event in St Petersburg on July 31, 2027 with sprint triathlon, duathlon, aqua bike and relay options; registration Sept 1 2026 to Jan 31 2027.
Experience off road triathlon at Hagg Lake with full, sprint, and super sprint distances featuring mountain biking and trail running through the scenic terrain of Gaston, Oregon.
August 2027
Annual August triathlon in downtown Naperville at Centennial Beach offering sprint, duathlon, aquabike and kids distances; USAT sanctioned.
A USAT sanctioned triathlon in Atlantic City with a Back Bay swim, expressway bike course, and Boardwalk finish offering sprint and Olympic distances.