[1] Initial plans for a race at Gosford on the state's Central Coast fell through after several months of negotiations, leaving Newcastle as the leading alternative.

[2] In September 2016, Newcastle's place as the final event of the 2017 season was confirmed in an announcement made by Supercars CEO James Warburton and Premier Mike Baird.

The 2019 event began under controversial circumstances, with a number of drivers criticising the legitimacy of McLaughlin's successful title defence based on parity concerns regarding his Ford Mustang S550.

[16] Van Gisbergen won the second race of the weekend after a late-race pass on Chaz Mostert, which was shortened by six laps following a first-lap crash involving Declan Fraser and Macauley Jones.

[18] On 19 October 2023, Lord Mayor Nuatali Nelmes confirmed the event had been cancelled despite the NSW State Government still willing to support it.

Up to 140 residents staged a protest resulting in clashes against Supercars fans, among concerns about noise restrictions and lack of access during the race weekend.

[25] The Newcastle 500 event and circuit precinct has and will play host to various music acts as part of the "Rock and Race" format.