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 Oakland Athletics major league club. The RockHounds play in Security Bank Ballpark, which opened in 2002 and seats 6,669 fans.
The RockHounds have won five Texas League championships: in 1975 (co-champions with the Lafayette Drillers), 2005, 2009, 2014, 2015.
In 2009, the RockHounds won their second Texas League pennant, defeating the Northwest Arkansas Naturals three games to one in the Championship Series. In 2010, the RockHounds returned to the Texas League title game, but this time fell to the Naturals.