The 2003 10,000 Lakes Festival in Detroit Lakes, Minnesota was held July 1 through July 4.
The musicians that performed at the festival were Widespread Panic, Allman Brothers Band, Gov't Mule, moe., Galactic, Leftover Salmon, O.A.R., Leo Kottke, The Big Wu, Particle, Jerry Joseph and the Jackmormons, Donna The Buffalo, Wookiefoot, Topaz, Echo, Big Tasty, Kung Fu Hippies, The Lost Trailers, Sojorn, Front Porch Swingin' Liquor Pigs, Jim Bianco, Tim Sparks, McCloskey Brothers Band, Foggy Bottom Band and the Jack Brass Band.