United States
- Alabama 13
- Alaska 13
- Arizona 16
- Arkansas 7
- California 70
- Colorado 18
- Connecticut 16
- Delaware 5
- District of Columbia
- Florida 50
- Georgia 17
- Hawaii 4
- Idaho 17
- Illinois 33
- Indiana 36
- Iowa 23
- Kansas 8
- Kentucky 12
- Louisiana 9
- Maine 11
- Maryland 18
- Massachusetts 28
- Michigan 37
- Minnesota 27
- Mississippi 6
- Missouri 15
- Montana 10
- Nebraska 3
- Nevada 3
- New Hampshire 2
- New Jersey 31
- New Mexico 9
- New York 76
- North Carolina 33
- North Dakota 1
- Ohio 26
- Oklahoma 8
- Oregon 12
- Pennsylvania 35
- Puerto Rico 1
- Rhode Island 3
- South Carolina 19
- South Dakota 3
- Tennessee 27
- Texas 56
- Utah 19
- Vermont 3
- Virginia 38
- Washington 32
- West Virginia 8
- Wisconsin 33
- Wyoming 3
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 997 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
October 2026
A fall duathlon in Chalmette, Louisiana on October 25, 2026 with a 2 mile run, 10 mile bike, and 2 mile run. Registration runs April 13 to October 20 with a $32 fee and event T shirts for registrants.
A Halloween date triathlon event at Merrill Ranch Community Center in Florence, AZ offering triathlon, duathlon, aquabike and a kids triathlon with adult and youth categories.
A point-to-point triathlon beginning at Lake Mead and finishing at Wilbur Square in Boulder City, featuring sprint and Olympic formats plus aquabike and relay options, and a paved run through historic Boulder City.
November 2026
The Morro Bay Triathlon offers Olympic and Sprint distances with kayak and SUP options. It takes place along the coast of Morro Bay, California. Relay teams can also participate in this 15th annual event.
A multisport race day at Newport Dunes offering twelve sprint and Olympic events, held at the same site since 1978 and serving as the Cal Tri Events National Championship.
Experience multisport racing along the scenic Indian River at Cocoa Riverfront Park. Choose from triathlon, duathlon, and aquabike formats in both sprint and international distances.
Take on a scenic run bike run through Prospect Park in Brooklyn on November 1, 2026, with solo and team entries plus a volunteer for entry credit. Finish with a lively post race barbecue and park views on a fast, rolling course.
Choose your challenge at the Baytown Nature Center with the Xracers Day of the Dead events. Options include a 10K bike-run combo, a 10K road-trail run, or standalone 5K bike and run races. All finishers get a shirt and medal, with an extra award for..
Experience a classic Olympic distance triathlon in Long Beach featuring a 1.5k swim, 40k bike, and 10k run. Participants receive premium gear, professional timing, and a finisher medal along the scenic CA coast.
Experience a USARA sanctioned adventure race at Massanutten Resort featuring mountain biking, trekking, and ropes. Choose between solo or team entries for either five or thirty hour course durations.
A reverse sprint triathlon and 5K Trot around Weber State Campus featuring a 300 yd swim, 10 km bike, and 5 km run, with packet pickup, bike racking, a pantry drive, raffle, and awards.
The OTILLO Swimrun Austin takes place in Spicewood, Texas, on November 8, 2026. It features team and solo categories across three distances: World Series, Sprint, and Experience. This event is part of the swimrun series eligible for rankings points.
This indoor triathlon at the YMCA features timed swim, spin bike, and treadmill segments. It's open to participants as young as 8, with proceeds supporting community programs.
ÖTILLÖ Swimrun Austin USA on November 8, 2026 combines multiple open-water swims with forest and shoreline trail runs around Pace Bend Park and Camp Texlake. Three distances offer a range of swim and run totals for teams and solo racers.
The Tri McConnell Indoor Triathlon takes the classic swim-bike-run challenge indoors. Participants complete timed segments in a pool, on a stationary bike, and on a treadmill. It's a unique format held at the McConnell Heart Health Center with procee..
TXTRI at Canyon Park on November 8, 2026 offers sprint and Olympic triathlons plus DU3 options that pair swim, bike or run. Events use lake swim time trial starts, closed loop bike and run courses, and road traffic control for outside sections.
A two-day triathlon weekend at Margaritaville Lake Resort Lake Conroe featuring a half-distance triathlon, a sprint, aquabike, relays, a 5K and youth duathlons. Most adult divisions require participants to be 18 or older.
Join the Last Chance Triathlon at Fort De Soto in St Petersburg for a day of sprint triathlon, duathlon, and aqua bike events for individuals and relay teams.
Pickwick Dam Tri in Counce Tennessee on November 14 2026 is the inaugural triathlon offering BYOB and standard entries plus a volunteer option, with route details listed as coming soon.