The 2012 Bonnaroo Music Festival was held June 7 -- 10 , 2012 in Manchester , Tennessee .
The 2012 Bonnaroo Music Festival was marked the 11th time the festival has been held since its inception in 2002 .
The 2012 Bonnaroo Music Festival was held June 7 -- 10 , 2012 in Manchester , Tennessee and marked the 11th time the festival has been held since its inception in 2002 .