These are the Official Charts Company's UK Indie Chart number-one albums of 2008.
| Issue date | Album | Artist(s) | Record label | Ref. |
|---|---|---|---|---|
| 6 January | In Rainbows | Radiohead | XL | [1] |
| 13 January | [2] | |||
| 20 January | [3] | |||
| 27 January | [4] | |||
| 3 February | 19 | Adele | [5] | |
| 10 February | [6] | |||
| 17 February | [7] | |||
| 24 February | [8] | |||
| 2 March | [9] | |||
| 9 March | [10] | |||
| 16 March | Midnight Boom | The Kills | Domino | [11] |
| 23 March | 19 | Adele | XL | [12] |
| 30 March | Consolers of the Lonely | The Raconteurs | [13] | |
| 6 April | [14] | |||
| 13 April | [15] | |||
| 20 April | [16] | |||
| 27 April | The Age of the Understatement | The Last Shadow Puppets | Domino | [17] |
| 4 May | [18] | |||
| 11 May | [19] | |||
| 18 May | Angles | Dan Le Sac vs Scroobius Pip | Sunday Best | [20] |
| 25 May | Hold Your Colour | Pendulum | Breakbeat Kaos | [21] |
| 1 June | Emergency | The Pigeon Detectives | Dance to the Radio | [22] |
| 8 June | [23] | |||
| 15 June | To Survive | Joan as Police Woman | Reveal | [24] |
| 22 June | Fleet Foxes | Fleet Foxes | Bella Union | [25] |
| 29 June | [26] | |||
| 6 July | Vampire Weekend | Vampire Weekend | XL | [27] |
| 13 July | Modern Guilt | Beck | [28] | |
| 20 July | Stay Positive | The Hold Steady | Rough Trade | [29] |
| 27 July | The Age of the Understatement | The Last Shadow Puppets | Domino | [30] |
| 3 August | The Slip | Nine Inch Nails | The Null Corporation | [31] |
| 10 August | Hold Your Colour | Pendulum | Breakbeat Kaos | [32] |
| 17 August | [33] | |||
| 24 August | Journey to the West | Monkey | XL | [34] |
| 31 August | Somewhere | Eva Cassidy | Blix Street | [35] |
| 7 September | Slime & Reason | Roots Manuva | Big Dada | [36] |
| 14 September | The Age of the Understatement | The Last Shadow Puppets | Domino | [37] |
| 21 September | Stop the Clocks | Oasis | Big Brother | [38] |
| 28 September | [39] | |||
| 5 October | [40] | |||
| 12 October | Dig Out Your Soul | [41] | ||
| 19 October | [42] | |||
| 26 October | [43] | |||
| 2 November | [44] | |||
| 9 November | [45] | |||
| 16 November | [46] | |||
| 23 November | [47] | |||
| 30 November | [48] | |||
| 7 December | [49] | |||
| 14 December | [50] | |||
| 21 December | [51] | |||
| 28 December | [52] |