United States
- Alabama 13
- Alaska 10
- Arizona 20
- Arkansas 4
- California 62
- Colorado 19
- Connecticut 19
- Delaware 3
- District of Columbia
- Florida 46
- Georgia 15
- Hawaii 3
- Idaho 14
- Illinois 22
- Indiana 25
- Iowa 21
- Kansas 7
- Kentucky 12
- Louisiana 8
- Maine 10
- Maryland 14
- Massachusetts 20
- Michigan 33
- Minnesota 25
- Mississippi 5
- Missouri 8
- Montana 7
- Nebraska 4
- Nevada 2
- New Hampshire 4
- New Jersey 27
- New Mexico 6
- New York 63
- North Carolina 34
- North Dakota 1
- Ohio 22
- Oklahoma 8
- Oregon 8
- Pennsylvania 26
- Puerto Rico 2
- Rhode Island 2
- South Carolina 15
- South Dakota 3
- Tennessee 19
- Texas 54
- Utah 14
- Vermont 3
- Virginia 37
- Washington 21
- 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 852 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
June 2026
A multi-format adventure race at Mt Telemark Village in Cable, Wisconsin offering 5 hour, 12 hour and 24 hour options featuring navigation, mountain biking and paddling. Registration runs from November 1, 2025 to January 11, 2026.
A second-year multisport challenge in Old Forge combining biking, hiking, running and a Moose River kayak leg over 26.5 miles; single and two-person team entries are offered and kayak rentals and a post-event barbecue are available.
A sprint multisport event at Dorchester Park in Whitney Point on June 27, 2026, featuring individual and relay triathlon, aquabike, and duathlon. Proceeds support the Broome County Parks Handicapped Playground Fund.
An adventure triathlon in Fayetteville, WV, combining 16.5 miles of mountain biking, 7 miles of Class IV whitewater and 9 miles of trail running. Options include solo, three person relays and four to six person raft teams with guides.
Loveland Lake to Lake Triathlon in Loveland Colorado offers Sprint, Olympic, aqua bike, relay, and SUP race formats on one Saturday in June. The USAT sanctioned event features a shaded lakeside venue, family amenities, and a post-race meal.
Eagle River Triathlon in Chugiak, Alaska hosts the 2026 Alaska State Championship for Olympic and Sprint triathlons, plus duathlon, relay and kids races on pool swims and out-and-back bike routes near the Chugach range.
Magnolia Hill Off Road X TRI & DU in Navasota, TX features off road triathlon, duathlon, sprint and aquabike formats with measured swim, mountain bike and trail run stages; team relay options are available.
A community triathlon in Bethlehem, Pennsylvania on June 27, 2026 that brings together athletes of all abilities. Options include short and long courses, a relay team event, and an untimed aid category.
A chip-timed triathlon at Birchwood Lakes in Medford, NJ on June 27, 2026, featuring a 1/4 mile swim, 13.2 mile bike, and 3.1 mile run, with packet pickup, on-site parking nearby, post-race BBQ, and participant cotton t-shirts.
Lago Mar MultiSport Festival is a two day multisport event in Texas City on June 27 and 28, 2026. It features youth triathlons, an Island Time 5k, sprint triathlon, duathlon, a relay, and a paratriathlon qualifier.
Sprint triathlon options in Lock Haven on June 27, 2026 offer a swim-bike-run or a kayak-bike-run format, both including a 10.6 mile bike and 5k run. Individual and 2 or 3 person relay entries are accepted, with awards and post-race food.
A multisport race in Maquoketa combining canoe or kayak paddling, cycling, and a 5K run with full and express route options and individual and team divisions across competitive and recreational categories.
A USAT sanctioned duathlon and 5K in Prospect Park featuring two 3.34 mile runs and a 13.4 mile bike course over four laps. Junior registration is free for ages 14 to 18 and online results are posted after the race.
Kinship hosts the 21st Average Jo Triathlon at Paul Miller Park in Perham, MN, featuring a one third mile swim, a 12.5 mile bike and a 3.1 mile run. Relay teams of three are allowed and the event raises funds for local youth mentoring.
A 20th anniversary triathlon in Avalon, NJ featuring a 1/4 mile ocean swim, a 12 mile bike on closed streets, and a 5k beach run, organized by Tim Kerr Charities with proceeds to the Children's Hospital of Philadelphia.
A new sprint triathlon in Fairbanks, Alaska on Saturday, June 27, 2026. It is part of the Arctic Triathlon Series 2026 calendar with registration opening February 1.
An evening multisport event in El Paso combining a 400 meter swim and a 5K run at Ascarate Park and Golf Course, plus a standalone 5K and a youth 100 meter swim with 1K run for ages 6 to 13.
Off-road duathlon and trail events at Croft State Park on June 27, 2026, offering adult, youth, high school, relay and a 2-mile run. Organizers will collect canned goods and cover park entry for athletes and volunteers.
Hub City Triathlon at Dahme Lake in Aberdeen, SD features sprint, super sprint novice, relay and kids Splash and Dash on June 27, 2026. Races use a lake swim plus flat out and back bike and run courses.
An annual USAT sanctioned sprint triathlon at Winona Lake Park featuring adult, relay, duathlon, aqua bike and youth divisions, chip timing, helmet and USAT rule enforcement, and packet pickup the day before and race morning.