Dune Park is a station in Westchester Township, Porter County, Indiana, located north of the municipalities of Chesterton and Porter. It is used by South Shore Line trains, and serves as the headquarters of the Northern Indiana Commuter Transportation District (NICTD), the umbrella agency that operates the South Shore Line. It is located at the intersection of U.S. Highway 12 and Indiana State Road 49.

The V-Line is the local bus operation in Valparaiso, Indiana. Service began on October 1, 2007 making Valparaiso one of the smallest cities in the United States to have its own independent public transit system.