The Charlottesville Union Station, located in Charlottesville, Virginia, United States, is served by Amtrak's Cardinal, Crescent, and daily Northeast Regional passenger trains. It is Amtrak's third-busiest station in Virginia, aside from its all-auto Auto Train station in Lorton. The station is situated in the northeast quadrant of the junction between two railway lines. The Cardinal uses the east–west line, owned by the state of Virginia, and formerly by CSX Transportation, and operated by the Buckingham Branch Railroad, while other services use the north–south line owned and operated by Norfolk Southern Railway. The station is within walking distance of the University of Virginia, which is the major employer in the area.