The Agra Cantonment Railway Station, also known as Agra Cantt Station, is the nearest railway station to the Taj Mahal. It is situated approximately 6 kilometers from the Taj Mahal and can be easily accessed by taxi or auto-rickshaw. While there are other railway stations in the vicinity, such as Agra Fort Station and Idgah Agra Junction, Agra Cantonment Railway Station is the most convenient option.