3 Doors Down is the fourth studio album by American rock band 3 Doors Down, released on May 20, 2008. Its first two singles, "Citizen/Soldier" and "It's Not My Time", were released in November 2007 and February 2008, respectively. Both songs entered the Billboard Hot 100, at numbers 96 and 17, respectively, while the former served as a tribute to the National Guard.

The album became the band's second consecutive number-one album on the Billboard 200, with first week sales of 154,000 units. 3 Doors Down was certified Platinum by the RIAA on December 9, 2024, and as of November 2009, it has sold 820,000 copies in the US. It is their first album to feature former Puddle of Mudd member Greg Upchurch on drums, who joined 3 Doors Down in 2005.