Welcome to our New Registration Site

COSAA is coordinating all registrations and payments through an online system operated by Sports Pilot. To set up your new SportsPilot Family Account click the Registration Link above..

For a step by step guide to set up a SportsPilot Family Account, add family members, register players and coaches, follow the Registration Guide.

Events

March 29, 2025

Casino Night

COS Gym

Forms that need to be completed

Please complete this form to participate in the athletics program.

Medical Waiver
Concussion Form
Code of Conduct

Visit our Spirit Store

ORDER your COS Spirit Wear NOW! 

Website to Order
people playing ice hockey on ice field

COS Sports

Fall:
Soccer, Volleyball, Cross Country, Football

Winter:
Basketball

Spring:
Baseball, Track, Volleyball Clinic

COS Athletics Association Board

John Grdina
Athletics Director

[email protected]

Jeff Lucas
Treasurer

[email protected]

Bill O'Hare
President

[email protected]

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