This collection of caches has nothing to do with the Church Micro series in the UK. Given that the Australian 2016 census indicates that No Religion and Jedi Knight are the fastest increasing classifications of the optional religion question "What is the person's religion?" it is not surprising that there is surfeit of empty churches that have been repurposed.
The Christian Society, built the Zion Chapel in George Street Stepney in 1858. The bluestone building with brick quoins was active until 1987. The building has been repurposed as offices and appartments.