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Get the appColorado has 17 upcoming Triathlon events across distances like 1K, 2K, 3K, 5K, 12K, 14K, 17K, 19K, 20K, 22K, 25K, 26K, 27K, 29K, 37K, 38K, 40K, 52K. Recent additions include Boulder Bundle (Colorado Tri Sprint + Boulder Peak), Broome County Parks Triathlon 2026, Sheep Creek Triathlon.
17 events
26
Boulder Bundle (Colorado Tri Sprint + Boulder Peak)
Fri, Jun 26, 2026Boulder, United States
27
Broome County Parks Triathlon 2026
Sat, Jun 27, 2026Colorado Springs, United States
4
Sheep Creek Triathlon
Sat, Jul 4, 2026Antonito, United States
12
Rocky Mountain State Games - Swim / Run
Sun, Jul 12, 2026Colorado Springs, United States
12
AdventHealth Cool Sommer Mornings Triathlon/Duathlon/5K Series #2
Sun, Jul 12, 2026Commerce City, United States
12
Surf and Turf Triathlon
Sun, Jul 12, 2026Aurora, United States
19
Rocky Mountain State Games
Sun, Jul 19, 2026Colorado Springs, United States
23
Volunteer Sign-up - Stroke & Stride #7 Online Registration
Thu, Jul 23, 2026Boulder, United States
29
CCOC Kids First Annual Triathlon
Wed, Jul 29, 2026Colorado Springs, United States
9
AdventHealth Cool Sommer Mornings Triathlon Series #3
Sun, Aug 9, 2026Commerce City, United States
15
Miles Perret Cancer Services Triathlon
Sat, Aug 15, 2026Lafayette, United States
29
Loveland Frogman Race
Sat, Aug 29, 2026Loveland, United States
30
MY Denver TRY-athlon Division 1: 18 & under
Sun, Aug 30, 2026Denver, United States
30
MY Denver TRY-athlon Division 2: 12 & under
Sun, Aug 30, 2026Denver, United States
12
The Littlefoot Sprint Triathlon
Sat, Sep 12, 2026Lakewood, United States
12
2026 Lake Nighthorse Triathlon - Sprint and Olympic
Sat, Sep 12, 2026Durango, United States
13
AdventHealth Cool Sommer Mornings Triathlon Duathlon 5K Series #4
Sun, Sep 13, 2026Commerce City, United States