 The addition of a Milwaukee Road depot in 1909 meant that Thorp was the first rail stop where the Chicago, Milwaukee, St. Paul & Pacific Railroad and the Northern Pacific Railroad crossed paths, making it an important shipping point at one time.The Chicago, Milwaukee, St. Paul & Pacific Railroad operated its headquarters for building operations in the Lower Kittitas County, including the shipping in of supplies for the area, out of its Thorp depot.The pay office of employees and the commissary were also located at Thorp.