The state of Vermont owns around 305 miles (491 km) of the 578 miles (930 km) of track within the state. It leases it to Vermont Rail Systems, Green Mountain Railroad, and Washington County Railroad. Genesee & Wyoming own the track. The state funds capital improvements; Vermont Rail Systems funds maintenance and runs freight over them.
The following railroads operate in the U.S. state of Vermont.
Two companies run nearly all trains in Vermont: Genessee & Wyoming, which operates in Vermont as the New England Central Railroad and the St. Lawrence and Atlantic Railroad. The second is the Vermont Rail.
Canadian National Railway (CN)
Central Maine and Quebec Railway (CMQ)
Claremont Concord Railroad (CCRR)
Clarendon and Pittsford Railroad (CLP)
Green Mountain Railroad (GMRC)
New England Central Railroad (NECR)
New Hampshire Central Railroad (NHCR)
Pan Am Railways through subsidiary Springfield Terminal Railway (ST)
St. Lawrence and Atlantic Railroad (SLR, SLQ)
Vermont Railway (VTR)
Washington County Railroad (WACR)
Amtrak (AMTK). In 2016, the state paid $8 million annually to Amtrak, to subsidize the two passenger routes through the state.
Green Mountain Railroad
Private carriers
Lye Brook Railroad
Missisquoi Pulp and Paper Company
Moose River Lumber Company
Moose River Railroad
New England Power Company
New Hampshire Stave and Heading Mill
Electric
Barre and Montpelier Traction and Power Company
Bellows Falls and Saxton's River Street Railway
Bennington and Hoosick Valley Railway
Bennington and North Adams Street Railway
Bennington and Woodford Electric Railroad
Berkshire Street Railway
Brattleboro Street Railroad
Burlington and Hinesburgh Railway
Burlington Traction Company
Military Post Street Railway
Mount Mansfield Electric Railroad
Rutland Railway, Light and Power Company
Rutland Street Railway
St. Albans Street Railway
St. Albans and Swanton Traction Company
St. Johnsbury Street Railroad
Springfield Electric Railway
Springfield Terminal Railway (ST)
Twin State Gas and Electric Company
Vermont Company
Winooski and Burlington Horse Railroad
Not completed
Portland, Rutland, Oswego and Chicago Railroad
Rutland and Woodstock Railroad
Southern Vermont Railway