 In 1855 he added to his portfolio some of good cereal-growing Barossa land, which he leased and later sold to German settlers at a sizable profit.In 1858 he was able to purchase from Joseph Johnson, "Frogmore", a Reedbeds farm, and moved into its attractive (now long since demolished) cottage near what is now the north-west intersection of West Beach and Tapleys Hill roads.It is likely that Gray was brought up in the Church of England into which he had been baptised, and his sister was a congregant at Trinity Church, but at some stage he became a Unitarian and contributed to the erection of the Church in Wakefield Street.