Mountain Swim Series 2026

About Mountain Swim Series 2026

The Mountain Swim Series is excited to be coming into its eleventh year in 2026! This series provides experienced and organized Open Water Swimming to the Rocky Mountain Region. Prizes are provided for the top three males and females in both wetsuit and non-wetsuit divisions for each race and for overall series winners at the end of the year. This series offers the opportunity to swim and race in the open water at over a mile high in elevation.  

The 2026-series will consist of FIVE events.

All Mountain Swim Series events will be insured and supported by safety watercraft, lifeguards, and paramedics/EMTs, however, any person signing up for these events should be a competent swimmer in good health and be able to consistently hold a 2:30 per 100 yard pace or faster.

See you in the water!!!

Events in this series

• Solstice Sunrise Swim 2026 — June 14, 2026
• Carter 2026 — July 18, 2026
• Willow Creek 2026 — August 1, 2026
• Castle 2.5K/5K/10K 2026 — August 22, 2026
• Wellington Swim-Run 2026 — August 23, 2026

Series passes

• Short Distance (All Events) 2026 — $481.73
• Long Distance (All Events) 2026 — $535.14
• Long Distance (Swim Only) 2026 — $454.80
• Short Distance (Swim Only) 2026 — $401.42