Australia's top 10 richest postcodes are revealed - and one city dominates the list

 Double Bay is Australia's richest suburb in new tax data Average taxable income of $354,308 in Sydney's east READ MORE: Why ANZ fears rate cuts will be delayed

Australia's top 10 richest postcodes have been revealed with Sydney dominating the list.

Double Bay on Sydney Harbour - often nicknamed 'Double Pay' - was again crowned Australia's richest postcode with an average taxable income of $354,308 in the 2021-22 financial year - or more than three times the average, full-time salary of $98,218.

Sydney's eastern suburbs had five places on the top 10 list of highest-earning postcodes, with the city's lower north shore and northern beaches having another two positions.

Melbourne had two spots on the top ten list while Perth had one elite postcode, as Sydney took out seven of the top 10 positions based on average salaries minus tax deductions for work and renting out a property.

Perth's Cottesloe Beach, the home of mining billionaire Andrew Forrest, was second on the list, with an average, taxable income of $295,283.

Double Bay on Sydney Harbour - often nicknamed 'Double Pay' - was again Australia's richest postcode with an average taxable income of $354,308 in the 2021-22 financial year - or more than three times the average, full-time salary of $98,218

Melbourne entered the list in fourth place with Toorak in the city's inner east having an average, taxable income of $266,020, behind Darling Point and Point Piper's $269,777 in Sydney's east.

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Bellevue Hill, in Sydney's east, was fifth with an average, taxable income of $245,728, putting it ahead of nearby Dover Heights and Vaucluse on $239,974.

Portsea, on the edge of Melbourne's Mornington Peninsula, was seventh with a taxable income of $221,867, and is home to trucking magnate Lindsay Fox.

Palm Beach, on the northern edge of Sydney's northern beaches, was eighth with a taxable income of $216,262, as the postcode best known for the Barrenjoey Lighthouse and the set of Home and Away.

Hunters Hill, on Sydney's lower north shore, was ninth with a taxable income of $215,456 with Woollahra, in Sydney's east, rounding out the top 10 with an average income of $215,123.

When it came to the most lucrative professions, surgeons were the best paid with an average, taxable income of $460,356, followed by anaethetists on $431,193, financial dealers on $373,733, internal medicine specialists on $340,729, psychiatrists on $276,545, other medical practitioners on $255,754, mining engineers on $214,365, judges on $204,934, chief executives on $197,720, and financial investment advisers on $185,834.

Perth 's Cottesloe Beach, the home of mining billionaire Andrew Forrest, was second on the list, with an average, taxable income of $295,283

Melbourne entered the list in fourth place with Toorak in the city's inner east having an average, taxable income of $266,020, behind Darling Point and Point Piper's $269,777 in Sydney's east