8 & Under.............................2019-2017
9-10 .....................................2016-2015
11-12 ...................................2014-2013
13-14................................... 2012-2011
15-16 ...................................2010-2009
17-18 ...................................2008-2007
*Athletes must be at least (7) years of age by December 31st of the current year in order to be eligible to compete at the National Junior Olympic Championships.
** Athletes who are still 18 through the final day of the USATF National Junior Olympic Track & Field Championships are eligible to compete in the 17-18 division. This extended eligibility does not apply to cross country events.
