Government Debt to GDP in Australia averaged 8.11 percent of GDP from 1971 until 2022, reaching an all time high of 28.60 percent of GDP in 2021 and a record low of -3.40 percent of GDP in 2008. This page provides - Australia Government Debt To GDP - actual values, historical data, forecast, chart, statistics, economic calendar and news. Australia Government Net Debt to GDP - values, historical data and charts - was last updated on May of 2023.