List of top 25 singles for 2000 in Australia

The following lists the top 100 singles of 2000 in Australia from the Australian Recording Industry Association (ARIA) End of Year singles chart.

"I'm Outta Love" by Anastacia was the biggest song of the year, peaking at No. 1 for five weeks and staying in the top 50 for 20 weeks. The longest stay at No. 1 was joint by Anastacia with "I'm Outta Love" which spent 5 weeks at the top spot, and it was joint by *NSYNC's "Bye Bye Bye".