The Great Sandhills Railway (reporting mark GSR) is a Canadian short line railway company that operates 198 kilometres (123 mi) of track west of Swift Current, Saskatchewan in the provinces of Saskatchewan and Alberta.

[1] Great Sandhills Railway owns and operates on former Canadian Pacific Railway's Empress Subdivision, Burstall Subdivision and Hazlet Spur (collectively known as the "Empress Short Line").

[1][3] The railway serves freight stations in Burstall, Mendham, Leader, Prelate, Sceptre, Portreeve, Lancer, Abbey, Cabri, Battrum, Pennant, Success, Cantuar, and Swift Current.

[4] The railway hauls grain from terminals, elevators and producer loading sites, and also moves products from the Empress Gas plants in Alberta.

[1] In November 2022, G3 Canada sold the railroad to 3i Group's Regional Rail, LLC.