List of Top 25 singles for 2020 in Australia

The following lists the top 25 singles of 2020 in Australia from the Australian Recording Industry Association (ARIA) end-of-year singles chart.

"Blinding Lights" by The Weeknd was the top selling single of 2020 in Australia, spending eleven weeks at No. 1 and being certified six times platinum. "Dance Monkey" by Tones and I, which was the previous year's highest-selling Australian song, held that title for the second consecutive year, being certified thirteen times platinum and spending a further 3 weeks atop the chart, for an overall total of 24 weeks.