IRONMAN 70.3 Boulder
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesPresale Registration for 2023 IRONMAN 70.3 Boulder opens at 10am MT on Thursday, August 4, 2022.
Events
12 events found.
Colorado Multisport Calendar
Triathlon
Loveland Lake to Lake Triathlon
North Lake Park (Loveland) 2750 N. Taft Ave., Loveland, CO, United StatesThis event provides a beautiful venue. The transition area and lake are near North Lake Park. North Lake Park is a nice setting for competitors and families. It has a […]
Boulder Sunrise Triathlon
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesKick off your summer of racing in Boulder.
LG Triathlon
Gypsum Gypsum, CO, United StatesJoin us for the Annual LG Tri, a sprint triathlon in the beautiful Vail Valley town of Gypsum, Colorado. The course features a 500-yard open water swim, a 12-mile bike […]
Boulder Peak Triathlon
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesThe Boulder Peak Triathlon, Duathlon & Aquabike on July 10th is one of the countries longest and most well-known triathlons. For the veteran or first time racer, this is THE […]
Tri Boulder
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesAs one of Colorado’s most popular summer triathlons, Tri Boulder offers many different multisport race distances, all in one eventful day! Join us for a full day of racing at […]
Steamboat Lake Triathlon
Steamboat Lake State Park 61105 County Road 129, Clark, CO, United StatesAfter last summer this event instantly became a personal favorite for our staff, volunteers, and athletes - come find out why! We couldn't be more excited about this course, this […]
Stagecoach Gravel Triathlon
Stagecoach Reservoir (Steamboat Springs) 25500 County Road 14, Oak Creek, CO, United StatesWe didn't get the chance to launch this race in 2020, but that didn't diminish our passion for this brand new style of triathlon! To say this race is “unique” […]
Outdoor Divas Sprint Triathlon
Union Reservoir (Longmont) 461 County Road 26, United StatesThe Outdoor Divas Sprint Triathlon features a half mile lake swim, a flat and fast single loop 12.4 mile bike, and finishes with a 3.1 mile run on a gravel […]
Boulder Sunset Triathlon
Boulder Reservoir 5275 Reservoir Road, Boulder, CO, United StatesJoin us for an unforgettable morning at the Boulder Reservoir. Although this race does not take place at sunset, it will take place at the end of the summer-- it's […]
Littlefoot Triathlon
Bear Creek Lake Park (Lakewood) 15600 W. Morrison Road, Lakewood, CO, United StatesEnjoy a fun late season tri at beautiful Bear Creek Lake Park in the Lakewood/Morrison area. Set at the base of the foothills, the Littlefoot Triathlon starts off with a […]
Desert’s Edge Triathlon Series
Highline Lake State Park 1800 11.8 Road, Loma, CO, United StatesDesert’s Edge Triathlon Series features two days of racing, including Sprint and Olympic distance road triathlons, and a sprint off-road triathlon for open and collegiate racers.
