Northeast Community Credit Union Ballpark is a baseball stadium in Elizabethton, Tennessee. The venue is owned and subsidized by the City of Elizabethton and the stadium itself is primarily used for Appalachian League summer collegiate baseball as the home field of Elizabethton River Riders that will begin play in 2021. It was previously home to Minor League Baseball as the home field of the Appalachian League's Elizabethton Twins, the rookie affiliate team of the Minnesota Twins from 1974 to 2020. The Elizabethton High School baseball teams also use the Joe O'Brien Field.