Concert Venues in Dubuque, IA Back Waters Stage at Q Casino and Hotel Where: 1855 Greyhound Park Rd., Dubuque, Iowa - 52001 Events: 7 Five Flags Center - Theatre Where: 405 Main Street, Dubuque, Iowa - 52001 Events: 5 Mississippi Moon Bar - Diamond Jo Casino Where: 301 Bell Street, Dubuque, Iowa - 52001 Events: 3 Five Flags Center - Arena Where: 405 Main Street, Dubuque, Iowa - 52001 Events: 2 John and Alice Butler Hall Where: 2255 Bennett St., Dubuque, Iowa - 52001 Events: 1 Dubuque County Fair Where: 14569 Old Highway Road, Dubuque, Iowa - 52002 Events: 1