MARSHALL BLUEGRASS FESTIVAL What:Burke & Tina Cole present the 15th Annual MARSHALL BLUEGRASS FESTIVAL on July 26, 27 and 28, 2012. When:Repeats every day until Sat Jul 28 2012 . Where:Calhoun County Fairgrounds, 720 Fair Street, Marshall, MI, 49068 Phone: 269-781-5909 Website: www.marshallbluegrass.com/home2