Registration is now closed.
All races (except MusselKids) have reached capacity. The waiting list is also full, and no further entries are being accepted.
Entry Fees:
Musselman Half
and Aquabike
sold out
  • $155 before Jan 15
  • $165 Jan 15 - Mar 31
  • $180 April and beyond
mini-Mussel Sprint
sold out
  • $65 before Jan 15
  • $70 Jan 15 - Mar 31
  • $80 April and beyond
DoubleMussel 88.7
sold out
  • $195 before Jan 15
  • $205 Jan 15 - Mar 31
  • $220 April and beyond
  • The DoubleMussel includes entry to both the sprint and half-iron races. Yikes.

  • You can add an entry to Friday's µMussel when you register for the above races. Entry costs $20 and allows you to compete in either the traditional wave, the tricycle wave, or both.

  • Entry fees include athlete entry to pre-race dinner (for long course athletes), long sleeve bamboo race shirt, post-race meal, swim cap, chip timing with five splits, finisher award, plus some additional surprises.

  • You must be a member of USA Triathlon to compete in any of the races. If you do not have an annual membership, you must purchase a one-day membership for $10.

  • Visa and MasterCard accepted. Payment by credit card can only be made online.

  • Gift certificates are accepted, and can be purchased here.

  • All races are USAT sanctioned and USAT rules will apply.
Age Requirements:

  • 18 or older to enter the Musselman Half-Iron.
  • 13 or older to enter the mini-Mussel sprint.

Capacity: 700 (sprint), 900 (half-iron), unlimited kids

Register here:  kids    

Transfers: No race transfers are allowed. On-site registration will require photo proof of identity (driver's license, passport, etc). Participants who swap or sell their race number will not be allowed to race and will be subject to disciplinary action by USAT.

Refunds: A partial refund of your registration fee minus $40 will be given up to May 1 for requests made in writing (no emails) to the race director. After May 1 no refunds will be given.