Festivalen ble arrangert fra 24 Apr til 04 May 2003 (10 dag(er)).
New Orleans Jazz & Heritage (Jazzfest) finner sted i New Orleans, United States. Her er den fullstendige adressen til festivalen: 1205 N Rampart St, New Orleans, LA 70116, United States
John Mayer, Blue October, Bob Dylan, Buddy Guy, Los Lobos, Gladys Knight, Lucinda Williams, Ben Harper & The Innocent Criminals, Widespread Panic, North Mississippi Allstars.
De mest populære sjangrene og undersjangrene i den siste utgaven var:
blues
rock
jazz
blues rock
rhythm and blues
rnb
classic rock
americana
acoustic
jam
alternative
instrumental
oldies
indie
jam band
new orleans rhythm and blues
piano
roots rock
chicago blues