The Gary SouthShore RailCats are a professional baseball team based in Gary, Indiana, in the United States. The RailCats are a member of the American Association of Independent Professional Baseball, which is not affiliated with Major League Baseball. The RailCats have played their home games at the U.S. Steel Yard since 2002, when the team started as a member of the Northern League. In 2011 the team became a member of the modern American Association.
During their time in the Northern League, the RailCats were the only team to ever reach the Championship Series five years in a row and won league championships in 2005, 2007, and 2013.