Athletes race in the following age groups in 2023:

Under 9 - athletes born in 2015

Under 10 - born in 2014

Under 11 - born in 2013

Under 12 - born in 2012

Under 13 - born in 2011

Under 14 - born in 2010

Under 15 - born in 2009

Under 16 – born in 2008

Under 17 – born in 2007

Under 18 – born in 2006

Under 19 – born in 2005