The age classifications for the 2020-21 ski season are as follows:
| Age Class | Ages as of 12/31/20 | Birth Year |
|---|---|---|
| U8 | 7 and younger | 2013 and later |
| U10 | 8 and 9 | 2011 or 2012 |
| U12 | 10 and 11 | 2009 or 2010 |
| U14 | 12 and 13 | 2007 or 2008 |
| U16 | 14 and 15 | 2005 or 2006 |
| U19 | 16 - 18 | 2002, 2003 or 2004 |
| U21 | 19 and 20 | 2000 or 2001 |
| SR | 21 and older | 1999 or earlier |