The Midland RockHounds are a Minor League Baseball team based in Midland, Texas. The team, which plays in the Texas League, is the Double-A affiliate of the Athletics major league club. The RockHounds play in Momentum Bank Ballpark, which opened in 2002 and seats 4,709 fans. They have won seven Texas League championships: in 1975, 2005, 2009, 2014, 2015, 2016 and 2017.