Adele released her second studio album in 2015.
21 is the second studio album by British singer Adele . It was released on 24 January 2011 in most of Europe , and on 22 February 2011 in North America . Adele . She released her second studio album , 21 , in early 2011 . 21 is the longest-running number one album by a female solo artist in the history of the UK and US Album Charts . After taking a three-year break , Adele released her third studio album , 25 , in 2015 .