Goulburn has 1081 unclaimed items worth a total of $601,134.
Revenue NSW outlined that Goulburn was the fourth highest area with unclaimed money in regional NSW as of September 1.
It was behind Wollongong which had over $742,000, Orange surpassing $708,000 and and Newcastle exceeding $670,000 in unclaimed money.
These figures are part of over $467 million that are yet to be claimed across the state from the register.
NSW Minister for Finance and Small Business Damien Tudehope encouraged residents to see if they were eligible to claim any owed money.
"We know many people are doing it tough, especially during the COVID-19 pandemic, with most households having to keep a close eye on their budget," he said.
Mr Tudehope also mentioned there were 255,000 unpresented cheques worth about $108 million "waiting to make their way to the proper accounts."
A Revenue NSW spokesperson said the largest sum of unclaimed money in Goulburn was more than $92,000 held in a trust account.
Data from Revenue NSW revealed that the 2580 postcode had 1212 unclaimed items that included Goulburn, which were worth $635,912.
It also showed 182 items were worth $47,436 were also waiting to be claimed in the 2579 postcode which included Marulan.
Revenue NSW's website outlined that the unclaimed money came from a variety of sources such as deceased estates, share dividends, royalties, commissions and bonds.
It also stated that there were different reasons why money was unclaimed such as changes to people's names and addresses and misplaced paperwork.
You can see if you are eligible for any unclaimed money here.
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