Durarara!!x11 (デュラララ!!x11) is the eleventh volume of the series. It was published on May 10, 2012.
The eleventh light novel was adapted into part of Durarara!! x2 Ketsu, the third and final cour of the second season of the anime.
- Connecting Chapter: A Nobody
- Chapter 4: Scratch My Back and I'll Scratch Yours
- Chapter 5: Apple Doesn't Fall Far from the Tree
- Chapter 6: Ivory Tower
- Connecting Chapter: Mouse in the Trap