An Australian international and New South Wales interstate representative five-eighth, he played club football in Sydney's NSWRFL for Western Suburbs, winning the 1948 Premiership with them.
[2] Stanmore, who played representative rugby league as a 17-year-old five-eighth for Coalfields against Newcastle in 1947,[3] moved from Cessnock to Sydney's Western Suburbs club.
[7] Stanmore was selected to play in 1950's Ashes series victory over Great Britain alongside his club halves partner, Keith Holman.
He was selected to go on the 1952-53 Kangaroo tour of Great Britain and France, thus missing Western Suburbs' victory in 1952 NSWRFL Premiership Final.
Returning to the Newcastle Rugby League, Stanmore captain-coached Maitland's club in 1954,[8] taking them to the grand final, but the match was lost to Cessnock.