Born in, County, Farrell first excelled at hurling during his schooling at Saint He arrived on the inter-county scene at the age of seventeen when he first linked up with the minor team before later joining the under-21 and intermediate sides. He made his senior debut during the 2014 National Hurling League.
Farrell has since gone on to join "s championship panel. At club level Farrell is a one-time All-Ireland medallist with in the junior grade.
Saint Kieran"s College All-Ireland Colleges Senior Hurling Championship (1): 2004 (sub) Leinster Colleges Senior Hurling Championship (2): 2004 (sub), 2005 Thomastown All-Ireland Junior Club Hurling Championship (1): 2013 (c) Leinster Junior Club Hurling Championship (1): 2012 (c) Kilkenny Junior Hurling Championship (2): 2005, 2012 (c) Limerick Hurling Club Chicago Senior Hurling Championship (1): 2010 Kilkenny Leinster Senior Hurling Championship (1): 2014 (sub) National Hurling League (1): 2014 (sub) Leinster Intermediate Hurling Championship (3): 2008 (sub), 2009, 2011 All-Ireland Under-21 Hurling Championship (1): 2008 Leinster Under-21 Hurling Championship (2): 2008, 2009 Leinster Minor Hurling Championship (1): 2006.
