The Red Rock Corridor is a proposed commuter rail service that will go from downtown Minneapolis through neighboring Saint Paul and then southeast along the Mississippi River to Hastings, Minnesota, with a possible later extension to Red Wing. The Minnesota Department of Transportation named the Red Rock Corridor among the first tier of the most feasible commuter rail lines in the Twin Cities region. In the time before commuter trains begin operating, planners are looking into using express buses and park-and-ride lots to funnel commuters; these lots could have platforms added and become train stations.
In planning since 1998, the line is projected to begin operating between Minneapolis and Hastings by 2018.
After about four years of dormancy, the project appears to have been restarted in late 2009. The project website, which had only received minimal changes since 2006, was completely redone by early 2010. In addition to the Target Field station in Minneapolis and the Union Depot in Saint Paul, the locations of three more stations have been finalized: