The best selling album in 2018 in United States was SCORPION by DRAKE which sold 3,905,000 copies.
| Rank | Artist | Album | Sales | Released |
| 1 | DRAKE | SCORPION | 3,905,000 | 2018 |
| 2 | POST MALONE | BEERBONGS & BENTLEYS | 3,251,000 | 2018 |
| 3 | SOUNDTRACK | THE GREATEST SHOWMAN | 2,499,000 | 2017 |
| 4 | CARDI B | INVASION OF PRIVACY | 2,060,000 | 2018 |
| 5 | TRAVIS SCOTT | ASTROWORLD | 1,985,000 | 2018 |
| 6 | XXXTENTACION | ? | 1,637,000 | 2018 |
| 7 | MIGOS | CULTURE II | 1,599,000 | 2018 |
| 8 | ED SHEERAN | DIVIDE | 1,481,000 | 2017 |
| 9 | SOUNDTRACK | BLACK PANTHER: THE ALBUM | 1,459,000 | 2018 |
| 10 | POST MALONE | STONEY | 1,388,000 | 2016 |
Source: Nielsen SoundScan