The town grew significantly in the 1860s, however remained isolated particularly during wet weather, when the poor quality roads in the region could become impassable.

[3] It was not until 1915 that construction of the line by the Department of Public Works was authorised through the passing of the Roslyn to Taralga Railway Act (1915) No 49, at an estimated cost of £87,353.

[4] The Premier of New South Wales, Sir George Fuller turned the first sod on 8 January 1923, following delays due to World War I, which led to the estimated cost of construction rising to £139,700, part of which would be subsidised by charging higher rates for transporting goods on the line compared to the rest of the New South Wales Government Railways.

Initial services consisted of a mixed train running three days per week between Roslyn and Taralga, a journey taking an hour and fifteen minutes that was timetabled to allow connections onward to Goulburn and Sydney.

Typical goods carried on the line prior to its closure included livestock, wool and potatoes.