Shamrock Park is a football stadium in Portadown, County Armagh, Northern Ireland. It is the home ground of Portadown F.C. Shamrock Park was previously used for stock-car racing, but this has since been discontinued. The stadium is classed as an all-seater stadium but has only two seated stands around the pitch totaling 2,770 seats, with one side containing a training pitch and the other having an older seated stand which is no longer in use. Wikipedia