Several modifications have been made to the church throughout its history . The church exterior walls were rendered in 1863-64 . A belfry was added to the north gable in 1865 . The north transept was converted to a chapel in 1920 . In 1952-53 , the sanctuary floor was replaced by a raised concrete slab , and a nave centre aisle was adopted . The 1989 Newcastle earthquake resulted in the demolition of the two-storey rectory
1989 Newcastle earthquake
1989 Newcastle earthquake
St John's Anglican Church, Newcastle