The statistics, released yesterday, look at the tax returns and related schedules for the 2014–15 income year for individuals, companies, superannuation funds, partnerships and trusts.
The report revealed that the postcode with the highest average taxable income of $189,293 was 2027. This postcode included the Sydney suburbs of Darling Point, Edgecliff, HMAS Rushcutters and Point Piper.
Another NSW postcode, 2030, took out second place with an average taxable income of $185,684, which included suburbs Dover Heights, HMAS Watson, Rose Bay North, Vaucluse and Watsons Bay.
The third highest average taxable income was $173,808 in the postcode 3142, which was comprised of the Melbourne suburbs Hawksburn and Toorak.
When looking at the average taxable income by occupation, surgeons topped the list at $377,044, followed by anaesthetists ($341,041) and internal medicine specialists ($281,547).
Rounding out the top 10 list were financial dealers, psychiatrists, other medical practitioners, judicial and other legal professionals, mining engineers, chief executives and managing directors, and engineering managers.
The most charitable region in 2014-15 was New South Wales, with more than 1.46 million people claiming a total of more than $1 billion, which is an average donation of $295.60 for each NSW resident who lodged a tax return.
You can access the complete breakdown here.