United States
- Alabama 13
- Alaska 11
- Arizona 20
- Arkansas 5
- California 61
- Colorado 21
- Connecticut 21
- Delaware 3
- District of Columbia
- Florida 47
- Georgia 16
- Hawaii 3
- Idaho 15
- Illinois 25
- Indiana 26
- Iowa 22
- Kansas 7
- Kentucky 13
- Louisiana 8
- Maine 11
- Maryland 17
- Massachusetts 21
- Michigan 35
- Minnesota 26
- Mississippi 5
- Missouri 9
- Montana 10
- Nebraska 4
- Nevada 2
- New Hampshire 4
- New Jersey 28
- New Mexico 7
- New York 66
- North Carolina 35
- North Dakota 1
- Ohio 23
- Oklahoma 8
- Oregon 8
- Pennsylvania 29
- Puerto Rico 2
- Rhode Island 3
- South Carolina 15
- South Dakota 3
- Tennessee 20
- Texas 56
- Utah 15
- Vermont 3
- Virginia 38
- Washington 22
- West Virginia 6
- Wisconsin 32
- 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 895 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
July 2026
Multisport races at North Park Swimming Pool in Allison Park, PA on July 19, 2026. Options include a pool-swim triathlon, an aquabike, and team relays with specified distances, registration dates, and fees.
Lake Rebecca Triathlon at Lake Rebecca Park Reserve in Rockford, MN offers Sprint and Super Sprint distances around a non-motorboat lake with low-traffic roads and a shaded run. Headphones are prohibited for safety.
A USAT sanctioned sprint triathlon at Montauk Lighthouse on July 19, 2026, with a point to point swim from Gin Beach, a 14 mile bike and a 3.1 mile run finishing by the lighthouse.
A USAT sanctioned multi-discipline event on July 19, 2026 in Mays Landing featuring sprint triathlon, duathlon, aquabike, swim/run and relay options, on-site bike mechanic and rehab services, and awards across multiple divisions.
A one-day triathlon at Lake Lanier Olympic Park on 07/19/2026 offering Sprint, Sprint Relay, and Aquabike formats with a 400-yard swim, 15-mile bike, and 5K run.
The 27th annual Ballwin Triathlon in Ballwin, Missouri is a USAT sanctioned sprint with a 300 yard pool swim, 9 mile bike, and 3.4 mile run. Options include single, double, relay, and buddy entries with packet pickup requiring photo ID.
TridelSol Olympic Triathlon on July 19, 2026 at YMCA Camp Manitou Lin features a beach swim, bike and lakeshore run; entries are limited to 600 and proceeds support myTEAM TRIUMPH West Michigan.
Race at Lake Clare July 19, 2026 with Sprint, Olympic and Half Iron distances plus relay and aquabike teams. USAT sanctioned and chip timed, featuring time trial lake swims, open roads and finisher medals.
A multi-format triathlon day at Lake Cunningham in Omaha featuring Olympic and sprint triathlons, duathlon, aquabike, swimrun, open water swim, and team relays with Nebraska age-group and high school championships.
IRONMAN Lake Placid is an IRONMAN triathlon in Lake Placid, New York on July 19, 2026, featuring a lake swim, a hilly bike route through the Adirondacks, and a rolling run that finishes at the Olympic Oval.
A multi-distance triathlon in Long Beach, California on July 19, 2026 offering SuperSprint, Sprint and Olympic courses with individual and relay entries. The event supports fundraising for pediatric cancer research at Children’s Hospital Los Angeles.
Crystal Lake Aquathon returns July 19, 2026 at Three Oaks Recreation Area with timed swim and run events across multiple distances, a kids race, and an adaptive swim. Proceeds benefit Girls on the Run of Northwest Illinois.
Montana Women's Triathlon in Helena features a 500 meter pool swim, a flat 10 mile bike course, and a 3 mile run or walk, with individual, youth, and team entry options and support for local women-focused organizations.
A youth triathlon in Troy, Ohio on July 19, 2026 featuring swim, bike and run legs for ages 4 to 14 across local venues. Fees change after July 5 and proceeds support The Rec youth programs.
A day of multi-distance triathlon and duathlon racing at Seward Park on Lake Washington, featuring sprint and super sprint triathlons, relays, a sprint duathlon, and kids courses with varied swim, bike and run distances.
A pool-based triathlon in Champaign, IL featuring a 400 yard swim, 10 mile bike and 5K run. Resident and non-resident divisions have different fees and registration runs in early to mid 2026.
A weeklong triathlon event in Cypress, Texas, with a pre race clinic and a race weekend that includes youth races, a dog friendly swim run, sprint and super sprint triathlons, a duathlon and an aquabike. July 19 to 26, 2026.
A multi-discipline event at Littleton Town Beach with sprint triathlon, duathlon, relay and aquabike options, USAT sanctioned and part of the Massachusetts state ranking series.
Youth triathlon at Pierson Park in Tarrytown on July 19, 2026, with two course options featuring a pool swim, closed bike loop and park run. Open to ages 6 to 16 with a $50 registration fee.