How many miles of TRAIN TRACK is there in the U.S?

Question

How many miles of TRAIN TRACK is there in the U.S?

Answer 1

Indeed, U.S. rail mileage sits around 140,000 today, or 140,490 exactly (including Canadian mileage operated in the U.S.) according to the AAR (Association of American Railroads).

Answer 2

For standard gauge track i believe there is about 141,000 miles of track used for hauling freight.As for narrow gauge lines i have no idea.One of the rail buffs here might know.

Answer 3

millions

Answer 4

total railway mileage is about 140,249.

here is a more detailed breakdown in case you are interested

type of rr -  # of companies   -      miles

CLASS 1      -                7       -                95,664

REGIONAL   -              30       -                15,388

LOCAL          -           523       -                 29,197

total =             -           560       -               140,249                  

class 1 railroads are your mainline, well-known railroads such as BNSF, CSX, UP, AMTK, and so on.  these huge companies operate most of the national network, and bring in over 44 Billion $ / year in revenue.

(sorry columns dont seem to line up well here)