United States
- Alabama 12
- Alaska 13
- Arizona 17
- Arkansas 7
- California 68
- Colorado 18
- Connecticut 16
- Delaware 5
- District of Columbia
- Florida 51
- Georgia 16
- Hawaii 4
- Idaho 17
- Illinois 33
- Indiana 37
- Iowa 23
- Kansas 7
- Kentucky 12
- Louisiana 9
- Maine 11
- Maryland 18
- Massachusetts 28
- Michigan 38
- Minnesota 28
- Mississippi 6
- Missouri 15
- Montana 10
- Nebraska 3
- Nevada 3
- New Hampshire 2
- New Jersey 30
- New Mexico 9
- New York 76
- North Carolina 34
- North Dakota 1
- Ohio 25
- Oklahoma 8
- Oregon 11
- Pennsylvania 33
- Puerto Rico 1
- Rhode Island 3
- South Carolina 18
- South Dakota 3
- Tennessee 26
- Texas 56
- Utah 19
- Vermont 3
- Virginia 37
- Washington 31
- West Virginia 8
- Wisconsin 34
- 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 989 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
May 2026
A multi-discipline race day at Tellico Dam Recreation Area featuring sprint and Olympic triathlons, aquabike, aquathlon, relays, and certified 5k and 10k road runs.
A weekend triathlon at Lake Anna State Park featuring Long, Olympic and Sprint distances with beach swim starts, rolling bike roads and multi-loop run courses. Races are USA Triathlon sanctioned and include age group, aquabike and relay categories.
A multi-format race in Canby, Oregon on May 9, 2026 offering sprint triathlon, aquabike, duathlon and relay options with a 500 yard pool swim, 12 mile bike and 3.1 mile run. Registration is online and race communications are sent by email.
Experience a unique indoor pool triathlon series in Petersburg featuring flat rural bike paths and historic run routes. Choose from mini, sprint, or challenge distances along with a 5k run for all ages.
Join a historic triathlon tradition at Shelby Farms Park featuring Olympic and Sprint distances plus Aquabike options. Experience a scenic swim in Hyde Lake and a run along paved park trails in the heart of Memphis.
Dive into the South Davis Race Series with the Splash n Sprint Triathlon this May. This sprint-distance event offers a fast-paced challenge for triathletes looking to start their season.
Spa Girl Tri is a triathlon series with events in Texas in 2026, taking place at JW Marriott San Antonio on May 9 and at Hyatt Lost Pines on September 26. Course maps, 2025 results and photos are available and the event has a Facebook presence.
Experience the 6th Annual Swim Run Done Aquathlon at Beachwalk in St Johns. This event features a half mile swim followed by a 5k run for a limited field of 200 participants.
A mixed paddling and running event in Canton, Ohio on 05/09/2026 pairing a 1.5 mile kayak on Nimishillen Creek with a 2.5 mile run or walk to Gervasi Vineyard. Finishers are offered a pour of wine or a strawberry sage lemonade.
A 19 mile triathlon at Flater's Resort in Holcombe Wisconsin combining a 3 mile run, 10 mile paved bike ride, and 6 mile canoe or kayak downriver. Solo, team, and relay formats are offered and the event is chip timed.
Experience a sanctioned Olympic distance triathlon at Granite Beach featuring a lake swim scenic country road cycling and a multi terrain trail run limited to 300 participants.
Practice your triathlon skills in a supportive non-competitive environment at Vancouver Lake. This learning focused event features instructional clinics and a choice of sprint or olympic training distances.
Experience an indoor multi sport challenge featuring a 20 minute swim cycle and run. Held at the Cape Carteret Aquatic and Wellness center this event supports local high school swim teams.
A multi discipline outdoor event in Niskayuna combining a 7 mile cycle, a 2 mile paddle, and a 5K run. Open to individuals and teams with kayak rentals available.
A spring super-sprint triathlon at Lake Wilderness with a quarter-mile swim, mixed-surface bike route across the Cedar River trestle, and short run options plus relay and youth Splash n Dash formats.
Mighty Mother's Day Duathlon on May 10, 2026 at Heckscher State Park features a two run duathlon with a three lap 10.5 mile bike course, a 10.5 mile time trial, and a youth duathlon. Bike laps use closed park roads and runs mix trail and road.
Multisport event at Round Valley in Lebanon NJ on May 10, 2026 offering long and short triathlon courses plus duathlon and aquaBike options. Awards include age group and overall categories and packet pickup is available at a local bike shop and the r..
Coffman YMCA Sprint Triathlon in Springboro, OH features a 300 yard pool swim, a two loop 10.5 mile bike and an out and back 3.1 mile run, with chip timing, finishers' medals and age group awards.
A women's multisport event in Houston on May 10, 2026, offering duathlon, sprint and super sprint triathlons, a sprint relay, an AWD/PC category, and a virtual option with mailed swag and medal.
Two short-course triathlons at Granite Beach Folsom Lake SRA on May 10 2026 with lake swims road biking and trail runs. Competitors receive a swim cap socks post-race refreshments and a finisher hat.