Each year at the Western Ranges Zone Championships Eric Arnold Trophy is awarded to the Centre that has achieved the 1st place in the point score at the Zone Combined event. The point score takes into account athlete placings and the number of entries.
- 2004/05 – Kurrajong Bilpin
- 2005/06 – Springwood
- 2006/07 – Kurrajong Bilpin
- 2007/08 – Glenbrook
- 2008/09 – Kurrajong Bilpin
- 2009/10 – Kurrajong Bilpin
- 2010/11 – Kurrajong Bilpin
- 2011/12 – Glenbrook
- 2012/13 – Kurrajong Bilpin
- 2013/14 – Kurrajong Bilpin
- 2014/15 – Lithgow
- 2020/21 – Katoomba
