The land use is predominantly industrial with the eastern corner of the suburb () being part of the Townsville International Airport (which is mostly in neighbouring Garbutt). There is no access from Mount St John into the airport.[4]
The suburb was named after St John Robinson who founded zoological gardens in the area.[2]
The top of the mountain Mount St John was the site of the Mount St John Anti-Aircraft Battery during World War II. In 2016 the battery's remains were incorporated as a feature of the landscaped garden of a private residence.[7]
Demographics
In the 2016 census Mount St John had a population of 62 people.[8]
In the 2021 census, Mount St John had a population of 103 people.[1]
Heritage listings
Mount St John has a number of heritage-listed sites, including:
There are no schools in the suburb. The nearest schools are Garbutt State School in neighbouring Garbutt to the east and Bohlevale State School in Burdell to the west. The nearest secondary school is Heatley State College in Heatley to the south.[4]