 He was a member of the Queensland Club and a councilor and steward on the Royal National Association.On 4 June 1913 MacDonald married Mary Irene Enid Ward (died 1961) and together had one son and two daughters.The son, Peter Macdonald (9 January 1916 – 11 March 1943) was an RAAF Pilot Officer, lost presumed killed in WWII.