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 4
- New York 55
- North Carolina 24
- North Dakota
- Ohio 13
- Oklahoma 6
- Oregon 5
- Pennsylvania 17
- Puerto Rico 1
- Rhode Island 2
- South Carolina 8
- South Dakota 1
- Tennessee 12
- Texas 49
- Utah 14
- Vermont 2
- Virginia 30
- 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 605 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
Experience a scenic two mile run, twelve mile bike, and final two mile run along the Mohawk Towpath Byway. Compete individually or as a relay team at the historic Riverview Orchards in Rexford.
A USA Triathlon sanctioned youth triathlon at the Citrus Memorial Health Foundation YMCA with Junior and Senior courses plus a non-timed Tri4Fun option for families and adults.
Collegiate women will compete in a draft legal sprint distance triathlon at the NCAA West Regional Championship in Fort Worth on October 18, 2026. Registration runs June 14 to October 12 and the fee is $150.
A 30 hours adventure racing national championship at Diamond Lake, Oregon for four person mixed, all women and all men teams with live tracking and official USARA points.
Off road duathlon at Sadlers Creek featuring trail runs and a 10 mile bike loop on wide single track trails, with proceeds supporting New Foundations Home for Children.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Experience the Southern Utah Triathlon at Quail Creek Reservoir near St. George. Choose between Sprint and Olympic distances featuring a unique F1 format for intermediate racers in a scenic desert setting.
A half iron distance triathlon on Edisto Island featuring a tide assisted channel swim, a flat two loop bike, and a two loop run with frequent aid stations. Relay, aquabike, and a pro only division are offered.
A five hour score adventure race in Huntersville NC where solo racers or teams up to four navigate checkpoints by bike and on foot.
Multi-discipline event at Homochitto Campout in Meadville, MS on October 24, 2026, featuring a 5K run, 10-mile bike race, and a 5-mile kayak or canoe race.
Experience a scenic triathlon at Lake Berryessa in Napa Valley with distances ranging from Open to Long Course through a landscape home to bald eagles and varied wildlife.
Triathlon day at Berkeley Marina with draft-legal and non-draft sprint races, plus three- and four-person relays on October 24, 2026.
A campus sprint triathlon at NMSU with run, bike, and swim legs plus relay teams of three; proceeds support the NMSU Triathlon Club.
Triathlon at Beachwalk Community in St Johns, FL on Oct 25, 2026 with a 1/4 mile swim, 8 mile bike and 3.1 mile run; includes shirt and medal.
The 13th Annual Boo Bash Triathlon takes place October 25, 2026 at Portland Aquatic Center in Texas with three triathlon options from 7 to 17 miles. Registration runs February 1 to October 1 and fees vary by event.
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 pool-based multisport event in Florence, AZ offering triathlon, aquabike, duathlon, youth races, and relays with chip timing, finisher medals, and a looped 12-mile bike course.
A point to point triathlon from Lake Mead to Wilbur Square in Boulder City the weekend before Halloween, offering Sprint, Olympic, aquabike and relay formats.
Mini Tri comp only on October 31, 2026 in Fort Lupton features 15 minute swim bike run slots, combined time scoring, and prizes for fastest time and costumes.
November 2026
Morro Bay Triathlon on November 1, 2026 features Olympic and Sprint triathlons with swim, kayak and SUP options, relay divisions, and a separate waterfront 5K.