The following lists the top 25 singles of 2005 in Australia from the Australian Recording Industry Association (ARIA) End of Year singles chart.
"The Prayer" by Anthony Callea was the biggest song of the year, peaking at #1 for five weeks and staying in the top 50 for 17 weeks. The longest stay at #1 was by The Pussycat Dolls with "Don't Cha" which spent 7 weeks at the top spot.
| Title | Artist | Highest pos. reached | weeks at No. 1 | ||
|---|---|---|---|---|---|
| 1. | "The Prayer" | 1 | 5 | ||
| 2. | "Don't Cha" | 1 | 7 | ||
| 3. | "Lonely" | 1 | 3 | ||
| 4. | "Axel F" | 1 | 3 | ||
| 5. | "Over and Over" | 1 | 5 | ||
| 6. | "Switch" | 1 | 1 | ||
| 7. | "Let Me Love You" | 3 | |||
| 8. | "Nasty Girl" | 1 | 2 | ||
| 9. | "Feel Good Inc." | 3 | |||
| 10. | "Don't Phunk with My Heart" | 1 | 3 | ||
| 11. | "You're Beautiful" | 2 | |||
| 12. | "Ghetto Gospel" | 1 | 1 | ||
| 13. | "1, 2 Step" | 2 | |||
| 14. | "Almost Here" | 1 | 1 | ||
| 15. | "4ever" | 2 | |||
| 16. | "These Boots Are Made for Walkin'" | 2 | |||
| 17. | "We Belong Together" | 1 | 2 | ||
| 18. | "Bad Day" | 3 | |||
| 19. | "Beautiful Soul" | 1 | 4 | ||
| 20. | "Voodoo Child" | 4 | |||
| 21. | "Hollaback Girl" | 1 | 1 | ||
| 22. | "Since U Been Gone" | 3 | |||
| 23. | "Lonely No More" | 3 | |||
| 24. | "Candy Shop" | 3 | |||
| 25. | "Incomplete" | 1 | 1 | ||
| 26. | "Rich Girl" | 2 | |||
| 27. | "Das Kleine Krokodil" | 6 | |||
| 28. | "The Special Two" | 2 | |||
| 29. | "Get Right" | 3 | |||
| 30. | "Numb/Encore" | 3 | |||
| 31. | "Boulevard of Broken Dreams" | 5 | |||
| 32. | "Obsession (No Es Amor)" | 5 | |||
| 33. | "Gold Digger" | 1 | 3 | ||
| 34. | "Rain / Bridge over Troubled Water" | 1 | 2 | ||
| 35. | "Shine" | 1 | 1 | ||
| 36. | "Drop It Like It's Hot" | 4 | |||
| 37. | "Signs" | 1 | 2 | ||
| 38. | "Stop the Music" | 7 | |||
| 39. | "Pon de Replay" | 6 | |||
| 40. | "What You Waiting For?" | 1 | 2 | ||
| 41. | "Lose Control" | 7 | |||
| 42. | "Wonderful" | 6 | |||
| 43. | "C'mon Aussie C'mon" | 2 | |||
| 44. | "My Humps" | 1 | 2 | ||
| 45. | "Photograph" | 3 | |||
| 46. | "Untitled (How Could This Happen to Me?)" | 9 | |||
| 47. | "Evie" | 2 | |||
| 48. | "Don't Lie" | 6 | |||
| 49. | "Hung Up" | 1 | 1 | ||
| 50. | "Soldier" | 3 | |||
| 51. | "Maybe Tonight" | 1 | 2 | ||
| 52. | "I Just Wanna Live" | 12 | |||
| 53. | "Girl" | 5 | |||
| 54. | "La La" | 10 | |||
| 55. | "I Like the Way" | 12 | |||
| 56. | "Underwear Goes Inside the Pants" | 5 | |||
| 57. | "Welcome to My Life" | 7 | |||
| 58. | "Lose My Breath" | 3 | |||
| 59. | "These Kids" | 1 | 1 | ||
| 60. | "It's Like That" | 9 | |||
| 61. | "Oh" | 7 | |||
| 62. | "Shut Up!" | 14 | |||
| 63. | "Like Toy Soldiers" | 4 | |||
| 64. | "Dare" | 11 | |||
| 65. | "Rumors" | 10 | |||
| 66. | "Tilt Ya Head Back" | 5 | |||
| 67. | "Do Somethin'" | 8 | |||
| 68. | "Have a Nice Day" | 8 | |||
| 69. | "Ass Like That" | 10 | |||
| 70. | "Just a Lil Bit" | 13 | |||
| 71. | "Push the Button" | 3 | |||
| 72. | "Listen with Your Heart" | 1 | 2 | ||
| 73. | "Mockingbird" | 9 | |||
| 74. | "Ten Days" | 12 | |||
| 75. | "Hell No!" | 5 | |||
| 76. | "Way to Go!" | 7 | |||
| 77. | "1 Thing" | 13 | |||
| 78. | "Pony" | 10 | |||
| 79. | "Popcorn" | 11 | |||
| 80. | "Sunshine" | 8 | |||
| 81. | "Better Days" | 13 | |||
| 82. | "Flashdance" | 14 | |||
| 83. | "Midas Touch" | 11 | |||
| 84. | "Shake It Off" | 6 | |||
| 85. | "Pointless Relationship" | 5 | |||
| 86. | "Hey Bitty" | 11 | |||
| 87. | "Wake Me Up When September Ends" | 13 | |||
| 88. | "Ooh Ahh" | 13 | |||
| 89. | "So Good" | 14 | |||
| 90. | "Just Lose It" | 1 | 1 | ||
| 91. | "Tripping" | 7 | |||
| 92. | "Caught Up" | 15 | |||
| 93. | "Catch My Disease" | 27 | |||
| 94. | "Put Your Hands Up" | 7 | |||
| 95. | "Hate It or Love It" | 21 | |||
| 96. | "This Is How a Heart Breaks" | 13 | |||
| 97. | "She's No You" | 10 | |||
| 98. | "Whatever Will Be" | 13 | |||
| 99. | "'N' Dey Say" | 20 | |||
| 100. | "Wake Up" | 15 |