Mountain Swim Series 2023

at Various Colorado Locations, United States


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  • Free Race Registration

    Requires passcode

    Registration for this category is closed.

  • Register for More than One Event

    • Select Your events

      $0.00

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  • Chilly Chatfield Swim (June 5)

    Registration for this category is closed.

  • Chatfield Classic (July 31)

    Registration for this category is closed.

  • Solstice Sunset Swim (June 18 - 8:00AM)

    Union Reservoir, Longmont, Colorado

    • 2.4 Mile
      through June 14 at 11:59 pm (US/Mountain)

      $75.00 (+$5.94)

      Quantity:
    • 1.2 Mile
      through June 14 at 11:59 pm (US/Mountain)

      $65.00 (+$5.32)

      Quantity:
    • 500-YD Swim
      through June 14 at 11:59 pm (US/Mountain)

      $25.00 (+$2.82)

      Quantity:
  • Carter Lake Crossing (July 22 - 6:30AM)

    Carter Lake, Berthoud, Colorado

    • ~ 3-mile crossing
      through July 19 at 11:59 pm (US/Mountain)

      $95.00 (+$7.19)

      Quantity:
  • Castle 5K/10K/2.5K (August 26 - 8:00 AM)

    Wellington Lake, Bailey, Colroado
    Purchase an optional $50 camping site for the evening of Friday, August 25th (4-persons per site max) on step 2.

    • 10K
      through August 23 at 11:59 pm (US/Mountain)

      $95.00 (+$7.19)

      Quantity:
    • 5K
      through August 23 at 11:59 pm (US/Mountain)

      $85.00 (+$6.57)

      Quantity:
    • 2.5K
      through August 23 at 11:59 pm (US/Mountain)

      $75.00 (+$5.94)

      Quantity:
    • Camping Site Only - Not An Event Entry
      through August 23 at 11:59 pm (US/Mountain)

      $50.00 (+$4.38)

      Quantity:
  • Full 5 Event Series

    Does NOT include Castle 5K/10K/2.5K Swim Camping for Evening of Friday August 26th.

    Registration for this category is closed.

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