The best selling album in 2008 in United States was THA CARTER III by LIL WAYNE which sold 2,874,000 copies.
| Rank | Artist | Album | Sales | Released |
| 1 | LIL WAYNE | THA CARTER III | 2,874,000 | 2008 |
| 2 | COLDPLAY | VIVA LA VIDA OR DEATH AND ALL HIS FRIENDS | 2,144,000 | 2008 |
| 3 | TAYLOR SWIFT | FEARLESS | 2,112,000 | 2008 |
| 4 | KID ROCK | ROCK N ROLL JESUS | 2,018,000 | 2007 |
| 5 | AC/DC | BLACK ICE | 1,915,000 | 2008 |
| 6 | TAYLOR SWIFT | TAYLOR SWIFT | 1,597,000 | 2006 |
| 7 | METALLICA | DEATH MAGNETIC | 1,565,000 | 2008 |
| 8 | T.I. | PAPER TRAIL | 1,522,000 | 2008 |
| 9 | JACK JOHNSON | SLEEP THROUGH THE STATIC | 1,492,000 | 2008 |
| 10 | BEYONCÉ | I AM SASHA FIERCE | 1,459,000 | 2008 |
Source: Nielsen SoundScan