By performances, Deakes is Australia's best and most successful ever race walker, winning several international medals and holding many Australian and World Records. He was the 2006 Australian Male Athlete of the year, Australia's most prestigious sporting award across all sports.
To cap off a successful 2007, Deakes was crowned 2007 Telstra Male Athlete of the Year for the second time (the first being in 2004).
He also broke the 50 km walk world record on 2 December 2006 at the Australian 50 km Road Walking Championships in Geelong, recording a time of 3:35.47. This bettered race walking great Robert Korzeniowski's previous world record of 3:36.03. He is also 4th all-time for the 20 km walk, 1:17.33, and 7th all-time for the 20,000m walk, 1:19.47.