- During 2008-09, there were an estimated 359,900 interstate movements, a similar number of movements to the previous year (360,800 movements).
- In 2008-09, Queensland again experienced positive net interstate migration (NIM), following the past 10 year trend with a net gain of 18,400 persons for the year. Queensland also had the largest number of interstate arrivals with 98,200 persons.
- In contrast, New South Wales, which recorded a net loss from interstate migration for the past 10 years, continued its trend by losing a net of 19,800 persons in 2008-09. New South Wales also had the largest number of departures in 2008-09 with 105,700 departures.
- Over the last decade, Queensland, Western Australia and Victoria were the only states or territories to record average annual net gains due to interstate migration (26,700, 1,200 and 80 persons respectively).
- New South Wales and South Australia recorded the largest average annual net population losses due to interstate migration over the last 10 years to 2008-09 (24,000 and 3,000 persons per year respectively).
- The greatest proportional impact on a state's or territory's population from NIM continues to be experienced by the Northern Territory, although it has declined from that recorded in the early 1990's.
- Persons aged 20-34 years accounted for 39% of all interstate movers in 2008-09, while comprising 21% of the total population.
- In 2008-09, the median age of all interstate movers was 28.0 years.