Crofton Depot is a traction maintenance depot located in Crofton, West Yorkshire, England. The depot is situated on the Wakefield Line and Pontefract Line at the eastern end of Crofton Junction and is located near the now demolished Crofton railway station. It maintains Class 170 Turbostars for Northern Trains; CrossCountry, Grand Central and TransPennine Express store trains overnight for early morning services at the depot.