The Mercer Island alumni page is made up of former M.I.H.S. players that have gone on to play NCAA college lacrosse:

Connor Raffety - Onondaga CC

Spencer Tierney - Oberlin College

Daniel Shields - Onondaga CC

Steve Caditz - Bentley College

  Greg Mahony - Yale University

Brant Howell - Notre Dame

Adam Brazg - Bentley College

Ben York - Bowdoin College

Chris Taylor - Georgetown

Brad Gillis - Bowdoin College

Scotty Pattison - Roanoke College

Luke Larson - Kenyon College

Daniel Frankel - Denison College

Jason Chadick - Wheaton College

Jeff Pattison - Roanoke College